Insecticidal Paper Or Foil Patents (Class 424/416)
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Patent number: 11919323Abstract: A color changing expiration indicator includes a reactive layer and a first barrier layer that covers at least a portion of the reactive layer. The color changing expiration indicator also includes a transmission layer that covers at least a portion of the first barrier layer, and a second barrier layer that covers at least a portion of the transmission layer. The color changing expiration indicator further includes a reactant layer that covers at least a portion of the second barrier layer. The reactant layer changes color responsive to a reaction that occurs between the reactant layer and the reactive layer.Type: GrantFiled: March 3, 2021Date of Patent: March 5, 2024Assignee: Xerox CorporationInventors: Linn C. Hoover, Erwin Ruiz, David A. VanKouwenberg, Paul M. Fromm, Jeffrey J. Bradway
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Patent number: 11850875Abstract: A method includes printing, by one or more printer heads of the printing system, a reactive layer onto print media. The method also includes printing, by the one or more printer heads, a determined number of transmission layers and a determined number of barrier layers in alternation with one another. At least a portion of the reactive layer is configured to migrate through the transmission layers. The method further includes printing, by the one or more printer heads, a reactant layer that is configured to change color responsive to a reaction that occurs between the reactant layer and the reactive layer upon migration of the reactive layer through the determined number of transmission layers. The reaction is configured to occur on a received expiration date.Type: GrantFiled: March 3, 2021Date of Patent: December 26, 2023Assignee: Xerox CorporationInventors: Linn C. Hoover, Erwin Ruiz, David A. VanKouwenberg, Paul M. Fromm, Jeffrey J. Bradway
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Patent number: 11826437Abstract: An oral care article in form of a strip for use in the oral cavity. The oral care article includes a hydrophobic delivery carrier comprising embedded solid hydrophilic particles comprising at least one bleaching agent, wherein at least about 20 parts by weight of the particles dissolve in about 100 parts by weight of water and/or the particles increase in volume and/or weight by at least about 50% upon contact with water.Type: GrantFiled: September 22, 2021Date of Patent: November 28, 2023Assignee: The Procter & Gamble CompanyInventors: Paul Albert Sagel, Jayanth Rajaiah
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Patent number: 10328249Abstract: A system and method comprise positioning a medical device within a subject. The medical device includes a plurality of compartments and each of the plurality of compartments includes a ferrous material. Further, each of the plurality of compartments is configured to hold a substance. The system and method further include delivering electromagnetic radiation, by an electromagnetic radiation source, to the medical device and varying, by a controller, an amount of the electromagnetic radiation delivered by the electromagnetic radiation source for selectively heating the ferrous material of at least one of the plurality of compartments and selectively releasing the substance held in the at least one of the plurality of compartments for managing a condition.Type: GrantFiled: April 23, 2018Date of Patent: June 25, 2019Inventor: Bernard Fryshman
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Patent number: 9603704Abstract: Implantable corneal and intraocular implants such as a mask are provided. The mask can improve the vision of a patient, such as by being configured to increase the depth of focus of an eye of a patient. The mask can include an aperture configured to transmit along an optical axis substantially all visible incident light. The mask can further include a transition portion that surrounds at least a portion of the aperture. This portion can be configured to switch from one level of opacity to another level of opacity through the use of a controllably variable absorbance feature such as a switchable photochromic chromophore within a polymer matrix.Type: GrantFiled: December 7, 2015Date of Patent: March 28, 2017Assignee: AcuFocus, Inc.Inventor: Thomas A. Silvestrini
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Publication number: 20150098975Abstract: The invention relates to an insecticidal water-in-oil (W/O) formulation with at least one insecticidal active substance and at least one burning salt and to the preparation of this formulation. The formulation according to the invention is particularly suitable for the treatment of suitable supports, in particular of paper supports, in an economical one-step process with the aid of conventional application processes. In addition, the present invention relates to insecticidal, smoulderable products which are prepared by treating a support with the formulation according to the invention.Type: ApplicationFiled: May 14, 2013Publication date: April 9, 2015Inventors: Johan Kijlstra, Francois Akle, Jose Berni, Jean-Luc Heinrich
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Patent number: 8881448Abstract: A composition in compacted form for use for termite monitoring and control comprises a cellulose material which may be purified cellulose or microcrystalline cellulose as a base bait, the composition being compacted to an optimum density of not less than approximately 1.033 g/cc. Also disclosed is a method for monitoring and controlling termite infestations which comprises the steps of a) preparing such a composition; b) placing the composition in a bait station; c) monitoring the station at periodic time intervals for termites; and d) upon observing termite infestation in the bait station, replacing the above composition with a bait composition containing a termite killing agent.Type: GrantFiled: December 21, 2012Date of Patent: November 11, 2014Assignee: BASF CorporationInventors: Jeffery A. Martin, Ronald O. Richardson
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Publication number: 20140161857Abstract: Insecticidal apparatus and methods are provided for controlling or managing insect pests and ectoparasites. An apparatus for administering an insecticidal compound to a subject can include a material for absorbing an insecticidal compound and an insecticidal compound. An insecticidal apparatus can include an attachment element for attaching the apparatus to a desired location. Insect pests or ectoparasites can be controlled or managed on subjects or animals coming into contact with or in proximity to an insecticidal apparatus as disclosed herein.Type: ApplicationFiled: September 5, 2013Publication date: June 12, 2014Inventor: Travis Graves
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Patent number: 8720108Abstract: A composition in compacted form for use for termite monitoring and control comprises a cellulose material which may be purified cellulose or micro-crystalline cellulose as a base bait, the composition being compacted to an optimum density of not less than approximately 1.033 g/cc. Also disclosed is a method for monitoring and controlling termite infestations which comprises the steps of a) preparing such a composition; b) placing the composition in a bait station; c) monitoring the station at periodic time intervals for termites; and d) upon observing termite infestation in the bait station, replacing the above composition with a bait composition containing a termite killing agent.Type: GrantFiled: September 5, 2006Date of Patent: May 13, 2014Assignee: BASF CorporationInventors: Jeffrey A. Martin, Sr., Ronald O. Richardson
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Publication number: 20120121678Abstract: The present invention relates to the vapor-phase application of at least one spinosyn to treat pests including, for example, vadult mosquitoes and houseflies.Type: ApplicationFiled: January 25, 2012Publication date: May 17, 2012Applicant: Entarco SAInventor: Christine Kritikou
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Publication number: 20120076846Abstract: Disclosed are a pyrethroid compound, a preparation process and the use thereof, wherein the compound is a stereoisomer of 2,3,5,6-tetrafluoro-4-methoxymethylbenzyl-3-(3,3,3-trifluoro-1-propenyl)-2,2-dimeth ylcyclopropanecarboxylate. The structure of the compound is represented by formula (A), in which the carbon-carbon double bond in carboxylic acid section is Z configuration, and the absolute stereo configuration at the 1-position of cyclopropane is R, namely, the said compound is 2,3,5,6-tetrafluoro-4-methoxymethylbenzyl-1R-(Z)-3-(3,3,3-trifluoro-1-propenyl)-2,2-dimethylcyclopropanecarboxylate. The said pyrethroid compound has a high activity, and has a significant effect on preventing and curing sanitary pests.Type: ApplicationFiled: February 11, 2010Publication date: March 29, 2012Inventors: Mingzhu Qi, Jingmei Zhou, Youfa Jiang, Shuze He, Dong Zhang
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Patent number: 7897162Abstract: Disclosed herein is a pharmacophore model for arthropod repellent activity and methods of making and using thereof. The pharmacophore comprises two hydrophobic aliphatic functions, one aromatic function and one hydrogen bond acceptor function. The pharmacophore model was made using a test set of arthropod repellent compounds. Also disclosed are arthropod repellent compounds identified by screening databases with the pharmacophore model. Also disclosed are methods of repelling arthropods from a surface or area. Compositions and formulations comprising the compounds of the present invention as well as objects having the compounds of the present invention are disclosed.Type: GrantFiled: December 24, 2008Date of Patent: March 1, 2011Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Raj K. Gupta, Apurba K. Bhattacharjee, Donna Ma Lee
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Patent number: 7749525Abstract: A composition-of-matter comprising a substance usable in producing packaging material and at least one compound selected from the group consisting of ar-turmerone, a sesquiterpene alcohol and a turmeric oleoresin solid residue.Type: GrantFiled: April 5, 2004Date of Patent: July 6, 2010Assignees: The State of Israel, Ministry of Agriculture & Rural Development, Agricultural Research Organization, (A.R.O.), Volcani Center, Biopack Ltd.Inventors: Shlomo Navarro, Simcha Finkelman, Dov Zehavi, Refael Dias, Sam Angel, Fadel Mansur, Miriam Rindner
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Patent number: 7459168Abstract: A cartridge for insecticide transpiration includes an annular hollow structure which has openings in the inner peripheral surface and an outer peripheral surface thereof; a core portion situated at the center of the hollow structure for connecting to the rotation support shaft; a plurality of spoke portions connecting the core portion and the hollow structure; and blade portions integrally formed with the hollow structure so as to extend from the inner peripheral surface toward the center thereof and adapted to promote passing of air from the inner peripheral surface to the outer peripheral surface of the hollow structure, and; an insecticide transpiration apparatus wherein a cartridge for insecticide transpiration accommodating granular chemical-impregnated material 3 in the hollow structure is connected to a motor through the rotation support shaft and the cartridge for insecticide transpiration.Type: GrantFiled: March 29, 2004Date of Patent: December 2, 2008Assignee: Dainihon Jochugiku Co., Ltd.Inventors: Masafumi Inoue, Koji Nakayama, Yoshio Katsuda
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Patent number: 7390480Abstract: The entomopathogenic fungus Paecilomyces fumosoroseus and certain related species, such as P. javanicus are useful for controlling infestations by subterranean termites, particularly those belonging to the family Rhinotermitidae. The family Rhinotermitidae includes two species of subterranean termites having extremely high economic importance in the United States; namely the Formosan subterranean termite (Coptotermes formosanus Shiraki), and the native (North American) subterranean termite (Reticulitermes flavipes). Large numbers of infectious propagules of the fungus, such as blastospores and conidia can be readily cultured on media that are easily and inexpensively prepared and incorporated into formulations for controlling termites. These fungi are useful for protecting living trees, plants, wood, wood structures, and other cellulosic materials susceptible to termite infestation and damage.Type: GrantFiled: September 9, 2003Date of Patent: June 24, 2008Assignee: The United States of America as represented by the Secretary of AgricultureInventors: Maureen S. Wright, William J. Connick, Jr., Mark A. Jackson
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Patent number: 7161032Abstract: Sulfonamide derivatives represented by general formula (I) or salts thereof; insecticides for agricultural and horticultural use containing the same as the active ingredient; and usage thereof: [wherein A is optionally substituted (C1–C6)alkylene, (C3–C6)alkenylene or the like; R1 is H, optionally substituted (C1–C6)alkyl, (C3–C6)alkenyl, (C3–C6)cycloalkyl or the like; R2, R3 and R4 are each H, (C1–C6)alkyl, (C3–C6)alkenyl or the like, or R2 and A or R2 and R1 may form a 3- to 8-membered ring which may be interrupted by one to three atoms selected from among O, S and N; Q is C or N; X and Y are each halogen, CN, NO2, (C1–C6)alkyl, (C2–C6)alkenyl or the like; m is 0 to 2; n is 0 to 3; and two adjacent Xs or Ys on the aromatic ring may be united to form a fused ring]. The compounds exhibit excellent insecticidal activity against insect pests resistant to existing pesticides even when applied in dosages lower than those of similar pesticides.Type: GrantFiled: August 26, 2003Date of Patent: January 9, 2007Assignee: Nihon Nohyaku Co., Ltd.Inventors: Minoru Yamaguchi, Hayami Nakao, Makoto Goto, Masayuki Morimoto, Shinsuke Fujioka, Masanori Tohnishi
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Patent number: 7128929Abstract: The specification discloses an alginate foam composition dressing which may be prepared with or without a backing. The foam dressing exhibits unique capability in including soluble or insoluble medicaments as part of the alginate foam composition, attributes not inherent in alginate dressings prepared by spinning. The dressings so prepared also eliminate the need for adhesives and secondary dressings for retaining an alginate dressing on a wound site.Type: GrantFiled: October 2, 2000Date of Patent: October 31, 2006Inventor: George H. Scherr
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Patent number: 7052709Abstract: A substance delivery device includes a combustible paperboard strip and at least one substance toxic to insects and a perfume. The delivery device can take the form of a coil and includes a flexible backing sheet for supporting the combustible paperboard strip. The flexible backing sheet is not capable of combustion. Additionally, the material of the paperboard strip can include a combustion promoter.Type: GrantFiled: June 29, 2000Date of Patent: May 30, 2006Assignee: Raman Boards LimitedInventors: Aroon Raman, Krishna Swamy Raja, Benoy Rema, Gubbi Krishnappa Natesh, Satheesh Kumar, Shankar Manjunatha
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Patent number: 7045182Abstract: A sulphur dioxide generator (10) is disclosed which comprises two composite sheets (12, 14). First stage release of sulphur dioxide is from a coating (26) of the composite sheet (14). The coating (26) is between a paper sheet (22) and a weldable coating (24). The coating (26) incorporates a substance which, in the presence of moisture, generates sulphur dioxide. Second stage release is from sulphur dioxide generating powder which is in pockets (30). The composite sheet (12) comprises a paper layer (16) and a weldable layer (18). The layers (24, 18) are sealed together along a series of longitudinal and transverse lines to form the pockets (30).Type: GrantFiled: May 4, 2001Date of Patent: May 16, 2006Assignee: Grapetek (Proprietary) LimitedInventors: Dennis Charles Clemes, Petrus Johannes Van Der Westhuyzen, Pieter Johannes Van Der Merwe
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Patent number: 6969512Abstract: This invention relates to devices, kits, and methods for eliminating termite colonies. The kits, devices, and methods employ a termiticidal bait matrix containing a) a termiticide selected such that the termiticide causes death to about 50 to about 100% of termites within about 24 to about 84 days after the termites begin to ingest the termiticide or the bait matrix comprising the termiticide, b) a cellulose containing material, and c) water. The termiticidal bait matrix can be used in a bait station installed in the ground. The kits are suitable to be used by consumers in their homes.Type: GrantFiled: October 10, 2002Date of Patent: November 29, 2005Assignee: The University of Florida Research Foundation, Inc.Inventors: Philip Frederick Brode, III, Garry Steven Garrett, Leo Timothy Laughlin, Randall Stryker Matthews
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Publication number: 20040115235Abstract: An adhesive device for capturing insects includes a thin main body with a mirrored, operative surface upon which an adhesive material is disposed for capturing insects upon contact. The mirrored surface provides a reflection similar to water so as to attract insects, such as mosquitoes, which are naturally drawn toward water. The device may include one or more insect attractants such as odors, pheromones, food, blood, urine, glow-in-the-dark materials and glitter. An opposite surface includes additional adhesive material for affixing the device to an object, surface or area where usage is desired.Type: ApplicationFiled: December 12, 2002Publication date: June 17, 2004Inventor: Arthur W. Simpson
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Patent number: 6605292Abstract: The present invention provides the sheets preserving a compound being volatile at room temperature, wherein plural sheets comprising of the compound being volatile at room temperature are constructed as layers. The volatile compound may be selected from the group consisting of N,N-diethyl-m-toluamide, carane-3,4-diol, and pyrethroid compounds such as 1-ethynyl-2-methyl-2-pentenyl (1R)-3-(2-methyl-1-propenyl)-2,2-dimethylcyclopropanecarboxylate; 2,3,5,6-tetrafluorobenzyl (1R)-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate; 1-ethynyl-2-methyl-2-pentenyl 3-(2-chloro-2-fluorovinyl)-2,2-dimethylcyclopropanecarboxylate; 2,3,5,6-tetrafluoro-4-methylbenzyl 3-(2-methyl-1-propenyl)-2,2-dimethylcyclopropanecarboxylate; 2,3,5,6-tetrafluoro-4-methylbenzyl 3-(2-chloro-2-fluorovinyl)-2,2-dimethylcyclopropanecarboxylate; and 2,3,5,6-tetrafluoro-4-methylbenzyl 3-(1-propenyl)-2,2-dimethylcyclopropanecarboxylate.Type: GrantFiled: November 6, 1998Date of Patent: August 12, 2003Assignee: Sumitomo Chemical Company, LimitedInventors: Minoru Ueda, Yoko Saito
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Publication number: 20030139311Abstract: The invention relates to the use of agents, which contain at least one disinfection system based on selected organic peracids and combinations of peracids, in automatically functioning systems, in which fragile medical appliances, in particular, endoscopes, are cleaned and disinfected. According to the invention, the appliances are brought into contact with an aqueous disinfection agent solution after they have been treated and/or at the same time they are being treated with an aqueous cleaning solution. The invention also relates to cleaning and disinfection agents and methods which are all suited for carrying out this purpose.Type: ApplicationFiled: October 2, 2002Publication date: July 24, 2003Inventors: Holger Biering, Rudolf Glasmacher, Hubert Schwidden, Jorg Sorns
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Patent number: 6582714Abstract: An insect control article to control flying insects. The insect control article has a substrate that is impregnated with an active insect control ingredient that is available for passive evaporation. The active insect control ingredient is selected from the group consisting of transfluthrin, prallethrin, tefluthrin, esbiothrin, and combinations thereof. The method of the invention for controlling flying insects includes providing an insect control article having a substrate that is impregnated with an active insect control ingredient available for passive evaporation, wherein the active insect control ingredient is selected from the group consisting of transfluthrin, prallethrin, vaporthrin, teflurthrin, esbiothrin, DDVP, and combinations thereof.Type: GrantFiled: April 10, 1995Date of Patent: June 24, 2003Assignee: S. C. Johnson & Son, Inc.Inventors: Robert R. Emmrich, John W. Mikkonen, Thomas A. Lajiness
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Patent number: 6505434Abstract: An adhesive insect trap with a carrier layer, an attractant-containing pressure-sensitive adhesive layer suitable for trapping insects, and a protective layer contains attractant-loaded microparticles in the pressure-sensitive adhesive layer.Type: GrantFiled: August 30, 2000Date of Patent: January 14, 2003Assignee: LTS Lohmann Therapie-Systeme AGInventors: Malgorzata Kloczko, Michael Roreger
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Patent number: 6416752Abstract: An improved termite bait composition comprises a powdered cellulosic attractant having a particle size in the range of approximately 1 to 100 micrometers and a termite killing agent. Also disclosed are a method for controlling termites by applying the termite bait composition to a termite infested area and a termite bait composition package for use in a termite bait station comprising the termite bait composition contained within a termite attractive package.Type: GrantFiled: January 4, 2001Date of Patent: July 9, 2002Assignee: Whitmire Micro-Gen Research Laboratories, Inc.Inventors: Ronald O. Richardson, Robin L. Kern
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Publication number: 20020076427Abstract: An adhesive device is provided for removing small insects from a surface. The adhesive device contains an active ingredient for debilitating or killing insects. The adhesive device may be in the form of an adhesive tape, wherein a desired length of tape is applied to a surface so that the insect is covered and immobilized with the adhesive tape. After a predetermined amount of time, the insect is debilitated or killed and the tape is removed. Since the tape is easily removed and folded over the insect, it is possible to avoid direct contact with the insect.Type: ApplicationFiled: December 18, 2000Publication date: June 20, 2002Inventor: Marni Hurwitz
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Patent number: 6399109Abstract: A liquid insecticide solution comprising a 5% to 20% water solution of a disodium octaborate tetrahydrate (“DOT”) mixture comprising disodium octaborate tetrahydrate, colored pigment, and a bittering agent of either sucrose octa-acetate and denatonium benzoate, is provided. Preferably, the insecticide solution is prepared by stirring a powdered DOT mixture into water. Methods for treating wood surfaces and preparing bait stations with liquid insecticide solutions prepared with D.O.T. mixtures are also provided.Type: GrantFiled: December 3, 1999Date of Patent: June 4, 2002Inventors: Alan D. Brite, Terry Brite
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Patent number: 6389740Abstract: Provided is a breeding container which is adapted to be lethal to container breeding mosquitoes which contains: a walled structure defining an internal volume, the walled structure being constructed and arranged to contain an aqueous liquid within at least a portion of the internal volume; at least one opening in the walled structure disposed so as to allow mosquitoes to enter the walled structure; mosquito egg laying structure in the internal volume constructed and arranged such that female mosquitoes contact a surface of the mosquito egg laying structure; and an insecticide that is lethal to mosquitoes present in an amount sufficient to kill the female mosquitoes in contact with the surface. Also provided is a lethal mosquito breeding container kit and a method for controlling the population of container breeding mosquitoes.Type: GrantFiled: November 29, 2000Date of Patent: May 21, 2002Assignee: The United States of America as represented by the Secretary of the ArmyInventors: Michael J. Perich, Brian C. Zeichner
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Patent number: 6352705Abstract: A fabric protectant comprising a cellulosic material having a bulk density of 0.2 to 0.7 g/cm3 and a thickness of 0.1 to 4 mm and a composition containing as an active ingredient 2,3,5,6-tetrafluorobenzyl (+)-1R,trans-2,2-dimethyl-3-(2,2-dichlorovinyl)cyclo-propanecarboxylate, said cellulosic material having the composition supported thereon or being impregnated with the composition, which maintains a stable attack-preventing effect over a long period of time.Type: GrantFiled: May 18, 1993Date of Patent: March 5, 2002Assignee: Sumitomo Chemical Company, LimitedInventors: Yoko Hayashi, Takaaki Itoh
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Patent number: 6306416Abstract: The present invention describes a composition which includes a binder, a pigment, an insect toxicant, an insect feeding stimulant or a toxicant regeneration enhancer, and an ingredient which is both a filler and a thickener. The composition may be applied to a solid substrate to reproduce an article of manufacture which is both attractive and toxic to insect pests and therefore useful for insect control.Type: GrantFiled: June 6, 1995Date of Patent: October 23, 2001Assignee: The United States of America as represented by the Secretary of AgricultureInventors: Gerald Hopkins McKibben, James Winfred Smith, William Lawrence McGovern
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Patent number: 6303657Abstract: Compounds of the formula (I) wherein R1 and R2 are H, methyl, or ethyl, provided that at least one of R1 or R2 is methyl or ethyl, have unexpected activity against ants. Compounds wherein at least one of R1 and R2 is methyl or ethyl are novel.Type: GrantFiled: November 7, 2000Date of Patent: October 16, 2001Assignee: Dow AgroSciences LLCInventors: Ronald J. Spragia, George W. Johnson, Laura L. Karr, Jeff M. Edwards, Brian M. Schneider
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Publication number: 20010026803Abstract: The present invention relates to biocide batches based on cross-linked native oils, which are used to provide thermoplastic molding compositions with protection against insects and bacterial and fungal attack.Type: ApplicationFiled: February 22, 2001Publication date: October 4, 2001Inventors: Heiko Tebbe, Helmut Muller, Volker Muller
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Patent number: 6296866Abstract: Device for insecticidal treatment including a transparent plastic container in the form of a dish whose open face has a flat flange; a plastic sheet impervious to liquids and permeable to the vapors of essential oils at ambient temperature, this sheet being attached to the flat flange of the transparent container and adhering to this transparent container so as not to be capable of being grasped manually, and/or detached manually from the flat flange by pulling manually; a protective cover sheet (or film) made of adhesive plastic, also arranged on the face of the transparent container which is provided with flat flanges, this sheet adhering to the above permeable sheet by adhesive bonding and being capable of being grasped manually and/or being detached from the flat flange by pulling manually; and an insecticidal and/or insect repellent composition, this composition being liquid or capable of evaporating completely at ambient temperature and having an insecticidal and/or insect repellent activity in the vapoType: GrantFiled: July 8, 1999Date of Patent: October 2, 2001Assignee: OMS Investments, Inc.Inventor: Jörn E. Karg
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Publication number: 20010006670Abstract: Device for insecticidal treatment including a transparent plastic container in the form of a dish whose open face has a flat flange; a plastic sheet impervious to liquids and permeable to the vapors of essential oils at ambient temperature, this sheet being attached to the flat flange of the transparent container and adhering to this transparent container so as not to be capable of being grasped manually, and/or detached manually from the flat flange by pulling manually; a protective cover sheet (or film) made of adhesive plastic, also arranged on the face of the transparent container which is provided with flat flanges, this sheet adhering to the above permeable sheet by adhesive bonding and being capable of being grasped manually and/or being detached from the flat flange by pulling manually; and an insecticidal and/or insect repellent composition, this composition being liquid or capable of evaporating completely at ambient temperature and having an insecticidal and/or insect repellent activity in the vapoType: ApplicationFiled: July 8, 1999Publication date: July 5, 2001Inventor: JORN E. KARG
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Patent number: 6046243Abstract: A composite for retarding microbiological contamination containing a hydrophobic material containing an acid releasing agent, and a hydrophilic material containing anions that are capable of reacting with hydronium ions to generate a gas. The hydrophilic and hydrophobic materials are adjacent and substantially free of water, and the hydrophilic material is capable of generating and releasing the gas after hydrolysis of the acid releasing agent.Type: GrantFiled: May 19, 1997Date of Patent: April 4, 2000Assignee: Bernard Technologies, Inc.Inventors: Stephen T. Wellinghoff, Sumner A. Barenberg, Joel J. Kampa, Darren E. Barlow
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Patent number: 6024973Abstract: The present invention provides a fabric protectant having an excellent effect in preventing the hatching of eggs of fabric pest insects. The fabric protectant comprises a paper or paper-like sheet carrying 2, 3, 5, 6-tetrafluorobenzyl 1R-trans-2,2-dimethyl-3-(2,2-dichlorovinyl) cyclopropanecarboxylate (Transfluthrin) and 1-ethynyl-2-methyl-2-pentenyl 1R-cis, trans-chrysanthemate (Empenthrin).Type: GrantFiled: February 20, 1998Date of Patent: February 15, 2000Assignee: Sumitomo Chemical Company, LimitedInventor: Takao Ishiwatari
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Patent number: 5972983Abstract: A pest repellent comprising improthrin as an active ingredient and inert carrier has excellent effect for repelling arthropod, mollusca and annelida. It is especially useful for repelling cockroaches.Type: GrantFiled: October 27, 1998Date of Patent: October 26, 1999Assignee: Sumitomo Chemical Company LimitedInventor: Takao Ishiwatari
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Patent number: 5948423Abstract: Device for insecticidal treatment including a transparent plastic container in the form of a dish whose open face has a flat flange; a plastic sheet impervious to liquids and permeable to the vapors of essential oils at ambient temperature, this sheet being attached to the flat flange of the transparent container and adhering to this transparent container so as not to be capable of being grasped manually, and/or detached manually from the flat flange by pulling manually; a protective cover sheet (or film) made of adhesive plastic, also arranged on the face of the transparent container which is provided with flat flanges, this sheet adhering to the above permeable sheet by adhesive bonding and being capable of being grasped manually and/or being detached from the flat flange by pulling manually; and an insecticidal and/or insect repellent composition, this composition being liquid or capable of evaporating completely at ambient temperature and having an insecticidal and/or insect repellent activity in the vapoType: GrantFiled: May 2, 1997Date of Patent: September 7, 1999Assignee: Celaflor GmbHInventor: Jorn E. Karg
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Patent number: 5886221Abstract: Compounds of the formula (I) ##STR1## wherein R.sup.1 and R.sup.2 are H, methyl, or ethyl, have unexpected activity against cockroaches, ants, fleas, and termites. Compounds wherein at least one of R.sup.1 and R.sup.2 is methyl or ethyl are novel.Type: GrantFiled: November 3, 1997Date of Patent: March 23, 1999Assignee: Dow AgroSciences LLCInventors: Ronald J. Sbragia, George W. Johnson, Laura L. Karr, Jeff M. Edwards, Brian M. Schneider
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Patent number: 5849317Abstract: Disclosed are methods and compositions for retarding the movement of ants, wasps, and/or termites to a specific locus by use of farnesol or a farnesol related compound.Type: GrantFiled: April 17, 1997Date of Patent: December 15, 1998Assignee: Regents of the University of CaliforniaInventors: Harry H. Shorey, Lyle K. Gaston
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Patent number: 5811461Abstract: Compounds of formula (I): ##STR1## wherein R.sup.1 is --CF=CFCF.sub.3 or --CF.sub.2 CF=CFCF.sub.3 are useful in control of cockroaches, ants, fleas, or termites.Type: GrantFiled: October 31, 1997Date of Patent: September 22, 1998Assignee: Dow AgroSciences LLCInventors: Ronald E. Hackler, George W. Johnson, John M. Owen
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Patent number: 5641499Abstract: The invention relates to an insecticidal product which comprises a vehicle impregnated with an insecticidal composition. The insecticidal composition contains at least one pyrethroid, at least one UV absorbing agent and at least one antioxidant from the group consisting of tocopherol derivatives, ascorbyl palmitate and citric acid esters and is preferably applied onto a polyethylene sheet as an emulsion. The product is used as a "carpet" for controlling flying and crawling insects such as flies and cockroaches.Type: GrantFiled: May 4, 1993Date of Patent: June 24, 1997Assignees: Franz Bencsits, Perycut-Chemie AGInventor: Franz Bencsits
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Patent number: 5599550Abstract: The invention refers to a disposable dust-cloth. The cloth is part of a dry natural fiber material that is a soft open-pored puffy pulp paper, in colors ranging from light to white, with a filler fraction of less than 10%. The paper is impregnated with a biodegradable wax which has a hardness that prevents its shearing off from the natural fiber material. The wax is a natural wax of plant or animal origin, preferably carnauba or bees waxes, or a synthetic or a chemically modified wax, preferably a paraffin, oxidized polyethylene wax or hydrogenized jojoba oil.Type: GrantFiled: June 28, 1994Date of Patent: February 4, 1997Inventors: Gregor Kohlruss, Hubert Wiesner, Ulrich Lersch
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Patent number: 5510110Abstract: A chemical barrier effective to irritate and repel molluscs contains an active ingredient formed of fatty acid salts of monocarboxylic acids having chain lengths ranging from 8 to 14 carbon atoms, coconut fatty acid, palm kernel fatty acid, and mixtures thereof. The barrier may be in the form of a solid or a gel-like material that is able to harden to a solid. A solid barrier may also be formed by providing a solid substrate coated with the active ingredient barrier composition.Type: GrantFiled: August 16, 1993Date of Patent: April 23, 1996Assignee: W. Neudorff GmbH KGInventors: George S. Puritch, David S. Almond, Robert M. Matson
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Patent number: 5178495Abstract: A multi-ply film has been developed that includes a biocide in at least one of the film layers. The multi-ply film with the biocide can be used to construct water containment facilities for drinking water, fish farms and industrial use and can be used as a covering for water tanks or equipment in environments that promote microbial growth. The biocide inhibits microbial growth at the surface of the film.Type: GrantFiled: November 13, 1990Date of Patent: January 12, 1993Assignee: Reef Industries, Inc.Inventor: William D. Cameron
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Patent number: 5156843Abstract: Intersticed materials, including woven and nonwoven fabrics, open-cellular materials and the like, are impregnated with functional substances by incorporating the substances in microscopic porous particles in which the pores form an interconnected network open to the particles in the interstices of the materials. The functional substances thus impart useful properties to the material in a controlled release manner.Type: GrantFiled: March 20, 1989Date of Patent: October 20, 1992Assignee: Advanced Polymer Systems, Inc.Inventors: Helen C. Leong, Martin Katz, Chung-Heng Cheng
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Patent number: 5133969Abstract: An antimicrobial composition comprises a clathrate compound containing a water-soluble microbicide, and a dispersion medium.For example, the composition may comprise of a clathrate compound containing a water-soluble microbicide and having a particle size of 200 mesh at maximum, said clathrate compound being formed of 5-chloro-2-methyl-4-isothiazoline-3-one and at least one polymolecular host compound selected from the group consisting of 1, 1-di (2,4-dimethylphenyl)-2-propyne-1-ol; 1,1,6,6-tetra(2,4-dimethylphenyl)-2,4-hexadiyne-1,6-diol; 1,1-bis(4-hydroxyphenyl)cyclohexane; N,N,N',N'-tetra(cyclohexyl)-[1,1'biphenyl]-2,2'-dicarboxyamide; 2,2'-methylenebis(4-chlorophenol), deoxycholic acid; and 2,5-di-tert-butylhydroquinone and a dispersion medium.Type: GrantFiled: November 28, 1990Date of Patent: July 28, 1992Assignee: Kurita Water Industries Ltd.Inventors: Ayako Sekikawa, Hideo Sugi, Ryoichi Takahashi, Kenji Tahara
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Patent number: 5102662Abstract: A composition which is an unexpanded plastic resinous material having uniformly dispersed and incorporated therein discrete particles of a highly cross-linked macroporous hydrophobic polymer. The polymer has entrapped therein a chemical which is a repellent for insects. The chemical is compatible with the unexpanded plastic resinous material. Also disclosed is an article of manufacture and the article is preferably an outdoor accessory such as an item of lawn furniture. However, any article of manufacture which is desired to release a repellent for the purpose of inhibiting or eradicating the collection and swarming of insects would be appropriate in accordance with the invention, whether such articles are intended for indoor or outdoor use.Type: GrantFiled: December 8, 1989Date of Patent: April 7, 1992Assignee: Dow Corning CorporationInventor: Margarethe J. Gallagher
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Patent number: 5019564Abstract: An agricultural granule capable of carrying and releasing incorporated biocidal or nutritional agricultural chemicals. The granule is formed by the agitative agglomeration of a plant fiber slurry and resembles a clay granule in all respects except for its chemical inertness.Type: GrantFiled: October 19, 1987Date of Patent: May 28, 1991Assignee: Edward Lowe Industries, Inc.Inventors: H. Edward Lowe, Ricky L. Yoder, Clayton C. Nelson