Patents by Inventor Daniel H. Haigh
Daniel H. Haigh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 6200941Abstract: Fully diluted hard surface cleaners are disclosed which are particularly effective on cleaning soap scum. The cleaners contain at least 0.45 eq/kg of a dissolved anion which reacts with calcium ion to form an insoluble salt. The cleaners also contain a particular amine oxide, or a different surfactant in conjunction with a solvent. Preferred embodiments include a bleach, which provide for a cleaner which is effective on soap scum and mold and mildew.Type: GrantFiled: September 5, 1996Date of Patent: March 13, 2001Assignee: S. C. Johnson & Son, Inc.Inventors: Gary M. Strandburg, Daniel H. Haigh, John M. Gardner, Kevin J. Wagers, Erin D. O'Driscoll
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Patent number: 5560909Abstract: The invention concerns certain insecticidal compositions of ingestible insecticides selected from the group consisting of DNA viruses, RNA viruses and bacteria of the order Bacillus such as, for example, Bacillus thuringiensis var. israelensis entrapped by a suitable charged polymer. The invention also concerns a process for the preparation of and the use of such insecticidal compositions.Type: GrantFiled: July 26, 1991Date of Patent: October 1, 1996Assignee: DowElancoInventors: Lisa J. Rheaume, Julia A. Gegner, James J. Jakubowski, Daniel H. Haigh, James Peters
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Patent number: 4806469Abstract: Lipase activity is determined in an improved process for determining the activity thereof by providing a triglyceride imbibed or absorbed in a triglyceride swellable triglyceride insoluble polymer having a predetermined particle size.Type: GrantFiled: March 20, 1985Date of Patent: February 21, 1989Assignee: The Dow Chemical CompanyInventor: Daniel H. Haigh
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Patent number: 4619826Abstract: A method for controlling acne or acneform eruptions in humans is disclosed. The method involves the topical application of one or more sebum-imbibing, sebum-retaining polymers either alone or in combination with a pharmaceutically acceptable carrier.Type: GrantFiled: December 7, 1984Date of Patent: October 28, 1986Assignee: The Dow Chemical CompanyInventors: George E. Lay, Richard A. Knipstein, Daniel H. Haigh
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Patent number: 4529656Abstract: Nonblocking oil-swellable oil-insoluble synthetic resinous particle are prepared using isobornyl methacrylate as major monomer.Type: GrantFiled: April 22, 1983Date of Patent: July 16, 1985Assignee: The Dow Chemical CompanyInventors: Daniel H. Haigh, Edwin G. Larson
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Patent number: 4489058Abstract: A method for controlling acne or acneform eruptions in humans is disclosed. The method involves the topical application of one or more sebum-imbibing, sebum-retaining polymers either alone or in combination with a pharmaceutically acceptable carrier.Type: GrantFiled: May 23, 1983Date of Patent: December 18, 1984Assignee: The Dow Chemical CompanyInventors: George E. Lay, Daniel H. Haigh, Richard A. Knipstein
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Patent number: 4451453Abstract: Contact dermatitis caused by exposure of the skin to the allergen present in plants of the genus Rhus, is treated and controlled by topical application of an effective amount of an allergen-imbibing, allergen-retaining polymer or a pharmaceutically-acceptable composition containing such polymer.Type: GrantFiled: April 13, 1982Date of Patent: May 29, 1984Assignee: The Dow Chemical CompanyInventors: George E. Lay, Daniel H. Haigh
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Patent number: 4432968Abstract: Pharmacologically-acceptable fat imbibing polymers are introduced into the gastrointestinal tract of animals to control body weight.Type: GrantFiled: October 19, 1981Date of Patent: February 21, 1984Assignee: The Dow Chemical CompanyInventors: Judith L. Page, Daniel H. Haigh, James Peters
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Patent number: 4416945Abstract: Magnetic imbiber polymers are prepared by grafting a water soluble polymer on the surface of an oil imbiber polymer and exposing the grafting imbiber polymer to a colloidal magnetic material such as magnetic iron oxide.Type: GrantFiled: February 3, 1982Date of Patent: November 22, 1983Assignee: The Dow Chemical CompanyInventors: Jitka Solc, Daniel H. Haigh
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Patent number: 4302337Abstract: Water containing traces of oil is cleaned by passing the oil containing water through a foraminous body, the foraminous body having a coating on the surface thereof of an oil-imbibing, oil-swellable latex polymer in a quantity sufficient to blind the foraminous body when the latex is oil swollen.Type: GrantFiled: January 10, 1977Date of Patent: November 24, 1981Assignee: The Dow Chemical CompanyInventors: Edwin G. Larson, Daniel H. Haigh, Richard H. Hall
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Patent number: 4213831Abstract: Unstabilized vinylbenzyl chloride and substituted vinylbenzyl chlorides are essentially inert with respect to surfaces of aluminum or alloys containing at least 90 percent by weight of aluminum in sharp contrast to benzyl chloride and similar substituted benzyl halides. Aluminum and such alloys of aluminum are thus practical materials of construction for making containers, pipes, stills, still column packing and the like for handling vinylbenzyl chloride.Type: GrantFiled: October 30, 1972Date of Patent: July 22, 1980Assignee: The Dow Chemical CompanyInventors: Richard H. Hall, Daniel H. Haigh, Robert D. Hansen
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Patent number: 4178327Abstract: Ar-halo-ar(t-alkyl)styrenes, e.g., 2-chloro-4-(t-butyl)styrene, polymerize to form materials having unusually high temperature resistance. Additionally, compositions of such monomers, unsaturated polyesters and free-radical generating catalysts cure at lower temperatures and in less time than similar compositions containing conventional styrene monomers.Type: GrantFiled: August 5, 1977Date of Patent: December 11, 1979Assignee: The Dow Chemical CompanyInventors: Richard H. Hall, Daniel H. Haigh, Junior J. Lamson, Larry D. Yats
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Patent number: 4172031Abstract: Water containing traces of oil is cleaned by passing through a porous bed containing oleophilic bodies and oil imbibing bodies. Oil is collected on the surface of the oleophilic bodies and removed from the oleophilic bodies by the oil imbibing bodies. Such beds have a high capacity for oil retention while maintaining separating efficiency.Type: GrantFiled: November 4, 1975Date of Patent: October 23, 1979Assignee: The Dow Chemical CompanyInventors: Richard H. Hall, Daniel H. Haigh, Edwin G. Larson
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Patent number: 4054733Abstract: Ar-halo-ar(t-alkyl)styrenes, e.g., 2-chloro-4-(t-butyl)styrene, polymerize to form materials having unusually high temperature resistance. Additionally, compositions of such monomers, unsaturated polyesters and free-radical generating catalysts cure at lower temperatures and in less time than similar compositions containing conventional styrene monomers.Type: GrantFiled: June 16, 1976Date of Patent: October 18, 1977Assignee: The Dow Chemical CompanyInventors: Richard H. Hall, Daniel H. Haigh, Junior J. Lamson, Larry D. Yats
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Patent number: 4024882Abstract: A valve is disposed in a line carrying an aqueous stream, the valve in the form of a permeable bed of particulate swellable polymer particles which imbibe organic materials and on contact therewith will swell to provide a positive shut-off and a polymeric structure which collapses on contact with organic liquid is disposed upstream of the permeable bed. Flow rates can be obtained which are higher than the flow rates with polymer particles alone.Type: GrantFiled: May 5, 1976Date of Patent: May 24, 1977Assignee: The Dow Chemical CompanyInventors: Daniel H. Haigh, Richard H. Hall
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Patent number: 3999653Abstract: A package containing a hazardous liquid is provided. The package comprises a container which is generally impermeable to a hazardous liquid contained therein, the container being subject to discharge of its contents when subjected to impact. The container is disposed within a first jacket of a liquid permeable material of sufficient strength to contain fragments of the container on rupture thereof. A second jacket is provided over first jacket, the second jacket having at least an inner wall and outer wall, the inner wall being liquid permeable, a hazardous liquid swellable body being contained between the inner wall and outer wall and being generally co-extensive with the inner wall and the outer wall, and a third jacket of a hazardous liquid vapor impervious membrane. The package provides substantial improvement in safety when transporting a container containing a hazardous liquid.Type: GrantFiled: March 11, 1975Date of Patent: December 28, 1976Assignee: The Dow Chemical CompanyInventors: Daniel H. Haigh, Richard H. Hall, Edwin G. Larson
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Patent number: 3958590Abstract: A package which comprises a conventional sheet metal can having a bottom and top which is joined to a tubular body by means of peripheral crimps about the periphery of the top and bottom is provided wherein a flexible plastic foam is disposed beneath the ends of the container and between the container and the crimped edge portions. The foam provides a seal in the regions of the crimping and acts as a retainer for particulate material within the package. The construction is particularly useful for imbiber bead valves.Type: GrantFiled: December 12, 1974Date of Patent: May 25, 1976Assignee: The Dow Chemical CompanyInventors: Richard H. Hall, Daniel H. Haigh