Patents Examined by James E McDonough
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Patent number: 11773279Abstract: Ink compositions and methods of use for reliably printing on alkaline and readily oxidizing surfaces comprise one or more pigments, one or more solvents for adjusting viscosity, surface tension, and/or heat tolerance, and water, the pigments being “loaded” in the ink sufficiently to meet the relevant color and optical density requirements for the ink while such ink composition still also meets the duty cycle requirements of the application.Type: GrantFiled: November 3, 2022Date of Patent: October 3, 2023Assignee: Independent Ink, Inc.Inventors: Nadeepuram K. Ranganathan, Barry Brucker, Ramesh Subbaraman
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Patent number: 11767634Abstract: A sprayable and hygroscopic ink for a digital printing process on a fabric includes 3.0 parts by weight to 6.0 parts by weight of a colorant, 0.5 parts by weight to 2.0 parts by weight of a hygroscopic agent, 0.5 parts by weight to 1.0 part by weight of a surfactant, and a balance of a solvent, in which a pH value of the hygroscopic agent is between 6.0 and 8.5 at 25° C., and a particle diameter D90 of the sprayable and hygroscopic ink is between 180 nm and 220 nm.Type: GrantFiled: October 23, 2020Date of Patent: September 26, 2023Assignee: TAIWAN TEXTILE RESEARCH INSTITUTEInventors: Jung-Yu Tsai, Chia-Yi Lin
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Patent number: 11766761Abstract: A method of processing a superabrasive element includes providing a superabrasive element including a polycrystalline diamond table that includes a metallic material disposed in interstitial spaces defined within the polycrystalline diamond table. The polycrystalline diamond table includes a superabrasive face and a superabrasive side surface extending around an outer periphery of the superabrasive face. The method also includes leaching the metallic material from at least a volume of the polycrystalline diamond table to produce a leached volume in the polycrystalline diamond table by (1) exposing at least a portion of the polycrystalline diamond table to a processing solution, (2) exposing an electrode to the processing solution, and (3) applying a charge to the electrode such that a voltage is generated between the polycrystalline diamond table and the electrode and the voltage is applied to the processing solution.Type: GrantFiled: August 13, 2020Date of Patent: September 26, 2023Assignee: US Synthetic CorporationInventors: Daniel Marin Scott, Daren Nathaniel Heaton, Jeremy Brett Lynn, Mark Pehrson Chapman, Oakley D. Bond
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Patent number: 11753556Abstract: Described herein are opaque water-based inks that include water and an opacity-providing polymer component. In one aspect, the opacity providing polymer component is a hollow sphere polymer material. The opacity-providing polymer material may replace all or part of white opacifying pigment material, such as titanium dioxide. Also described herein is a method of opacifying a printing ink by adding hollow sphere resin particles and a colorant to a printing ink that comprises water as a volatile component.Type: GrantFiled: April 25, 2018Date of Patent: September 12, 2023Assignee: Sun Chemical CorporationInventors: Alexander Lahr, Bruce Marshall
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Patent number: 11753559Abstract: Ti ink compositions for printing, such as ink jet printing, are disclosed. The ink compositions comprise a liquid dispersion of Ti hydride powder having a mean particle size of less than 10.0 microns; a liquid carrier, and at least one surfactant. Methods of making and using the disclosed inks are also disclosed. For example, a finished Ti product can be produced by printing the disclosed ink composition, such as by ink jet printing, to form a green article, heating the green article to dehydrogenate it and form a Ti containing part. The method may further comprise sintering the Ti containing part to produce a sintered Ti product. In an embodiment, the method comprises printing one or more support materials for the ink composition, that comprises solid particles of a metal oxide, a metal carbide, a metal nitride, a polymer, or combinations thereof.Type: GrantFiled: May 17, 2021Date of Patent: September 12, 2023Assignee: XJET LTD.Inventors: Axel Benichou, Sven Rühle, Tali Aqua
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Patent number: 11746048Abstract: Method of efficiently manufacturing cement-SCM compositions having improved strength compared to cement-SCM compositions made using conventional methods. The cement-SCM compositions may contain: (A) a fine interground particulate component with (1) a hydraulic cement fraction and (2) a supplementary cementitious material (SCM) fraction; (B) a coarse particulate component comprised of coarse SCM particles not interground with the fine interground particulate component; and optionally (C) an auxiliary particulate component not interground with the fine interground particulate component or the coarse particulate component. A method of manufacturing a cement-SCM composition may be performed by: (A) intergrinding hydraulic cement (e.g.Type: GrantFiled: July 31, 2020Date of Patent: September 5, 2023Assignee: ROMAN CEMENT, LLCInventor: John M. Guynn
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Patent number: 11738998Abstract: A method of producing lithium difluorophosphate, the method including: a step of obtaining a first raw material mixture by mixing lithium hexafluorophosphate, at least one selected from the group consisting of an oxide of phosphorus (A) and a lithium salt of a phosphoric acid (B), and a hydrocarbon solvent having from 6 to 12 carbon atoms; a step of obtaining a second raw material mixture by removing at least a part of the hydrocarbon solvent contained in the obtained first raw material mixture; and a step of producing a crude product containing lithium difluorophosphate by reacting the second raw material mixture.Type: GrantFiled: January 25, 2018Date of Patent: August 29, 2023Assignee: MITSUI CHEMICALS, INC.Inventors: Kenichi Gotou, Makoto Suzuki
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Patent number: 11731906Abstract: Synthetic pozzolans are produced using local materials to provide a cementitious material that is uniform in chemistry and properties independent of the location where the materials are obtained. Two methods of production are described. One is a high temperature process in which materials are processed in a semi-molten or molten state. The second process is a low temperature aqueous process.Type: GrantFiled: April 21, 2020Date of Patent: August 22, 2023Assignee: SOLIDIA TECHNOLOGIES, INC.Inventors: Vahit Atakan, Sean Quinn, Sadananda Sahu, Ahmet Cuneyt Tas
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Patent number: 11724363Abstract: A method of making a coated abrasive article includes at least four steps. In step a), a web is provided comprising a backing having a make layer precursor disposed thereon. The web moves along a web path in a downweb direction, and the web has a crossweb direction that is perpendicular to the downweb direction. The make layer precursor comprises a first curable binder precursor; In step b) an applied magnetic field is provided. In step c), a mixture of magnetizable non-magnetizable particles is passed through the applied magnetic field and onto the make layer precursor such that the magnetizable and non-magnetizable particles are predominantly deposited onto the web in a drop zone according to a predetermined order. At least one of the magnetizable particles or the non-magnetizable particles comprises abrasive particles. In step d), the make layer precursor is at least partially cured to provide a make layer.Type: GrantFiled: April 16, 2019Date of Patent: August 15, 2023Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Aaron K. Nienaber, Joseph B. Eckel, Thomas J. Nelson, Ronald D. Jesme, Jaime A. Martinez
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Patent number: 11713244Abstract: To provide a method that enables production of bromine in good yield. A method for producing bromine includes: a step of supplying a gas containing a bromine compound and a gas containing oxygen to a reactor that includes a catalyst packed bed, and oxidizing the bromine compound to obtain a gas containing bromine, in which the step satisfies the following 0.30?a?0.55 and 0.40?L1?6.0; where “a” represents porosity [?] of the catalyst packed bed, and “L1” is defined by the following Formula (3): Formula (3) L1=L2V/(P(aV+b))×(T+273.14)/273.14; wherein L2: Superficial velocity of reaction gas [m/s]; LP: Reaction pressure [atm]; T: Reaction temperature [° C.]; V: Reactor volume corresponding to catalyst packed bed [L]; a: Porosity of catalyst packed bed [?] and b: Pore volume of catalyst packed bed [L].Type: GrantFiled: July 30, 2019Date of Patent: August 1, 2023Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventor: Yusuke Mikami
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Patent number: 11685697Abstract: A method/system for sequestering carbon dioxide from cement and lime production facilities wherein carbon dioxide from flue gases originating from cement or lime production facilities is recovered and transported to a building materials production facility where it is sequestered.Type: GrantFiled: November 14, 2019Date of Patent: June 27, 2023Assignee: CARBONCURE TECHNOLOGIES INC.Inventors: George Sean Monkman, Robert Niven, Kevin Cail, John Kline
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Patent number: 11673844Abstract: An explosive device is described herein, wherein the explosive device includes a substrate that has a surface, wherein surface energy of a portion of the surface of the substrate has been modified in a vacuum chamber from a first surface energy to a second surface energy. The explosive device additionally includes explosive material that has been deposited on the surface of the substrate in the vacuum chamber by way of physical vapor deposition (PVD), wherein the explosive material is deposited on the portion of the surface of the substrate subsequent to the surface energy of the portion of the surface of the substrate being modified from the first surface energy to the second surface energy.Type: GrantFiled: May 5, 2022Date of Patent: June 13, 2023Assignee: National Technology & Engineering Solutions of Sandia, LLCInventors: Eric Christopher Forrest, Robert Knepper, Alexander S. Tappan, Michael P. Marquez
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Patent number: 11667568Abstract: Described are stabilized materials and methods and systems for providing said stabilized materials. The system includes a first unit for mixing a first combination that includes a quantity of drill cuttings and a drying agent. The system may include a second unit for mixing the first combination with at least a binder and/or a surface acting agent and providing a second combination. The second combination is formed when the first combination is caused to have a reduced moisture content, transitioning from a first state to a second state. The reduced moisture content in the second state is at least 20% less than the moisture content of the drill cuttings. The first combination in a second state is a stabilized material. The first combination in a second state may be a dried material. The binder and/or a surface acting agent with or without additional additives are not introduced until the first combination is in the second state.Type: GrantFiled: October 25, 2019Date of Patent: June 6, 2023Assignee: D-Trace Investments, LLCInventors: Donald J. Kennedy, Jason R. Goodrum
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Patent number: 11667011Abstract: Embodiments of the invention relate to methods of making articles having portions of polycrystalline diamond bonded to a surface of a substrate and polycrystalline diamond compacts made using the same. In an embodiment, a molding technique is disclosed for forming cutting tools comprising polycrystalline diamond portions bonded to the outer surface of a substrate.Type: GrantFiled: April 11, 2019Date of Patent: June 6, 2023Assignee: US SYNTHETIC CORPORATIONInventor: David P. Miess
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Patent number: 11661798Abstract: Embodiments relate to a polycrystalline diamond compact (“PDC”) including a polycrystalline diamond (“PCD”) table bonded to a cemented carbide substrate including tungsten carbide grains having a fine average grain size to provide one or more of enhanced wear resistance, corrosion resistance, or erosion resistance, and a PDC with enhanced impact resistance. In an embodiment, a PDC includes a cemented carbide substrate having a cobalt-containing cementing constituent cementing tungsten carbide grains together exhibiting an average grain size of about 1.5 ?m or less. The substrate includes an interfacial surface and a depletion zone depleted of the cementing constituent that extends inwardly from the interfacial surface to a depth of, for example, about 30 ?m to about 60 ?m. The PDC includes a PCD table bonded to the interfacial surface of the substrate. The PCD table includes diamond grains bonded together exhibiting an average grain size of about 40 ?m or less.Type: GrantFiled: February 13, 2020Date of Patent: May 30, 2023Assignee: US SYNTHETIC CORPORATIONInventor: Debkumar Mukhopadhyay
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Patent number: 11655186Abstract: An activated pozzolan composition includes a fine interground particulate blend of an initially unactivated natural pozzolan and a supplementary cementitious material (SCM) different than the initially unactivated natural pozzolan. The initially unactivated natural pozzolan may include volcanic ash or other natural pozzolanic deposit having a moisture content of at least 3%, and the activated pozzolan composition can have a moisture content less than 0.5% The initially unactivated natural pozzolan may have a particle size less than 1 mm before intergrinding with the SCM.Type: GrantFiled: January 8, 2019Date of Patent: May 23, 2023Assignee: ROMAN CEMENT, LLCInventor: John M. Guynn
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Patent number: 11655197Abstract: A nanoparticle of a decomposition product of a transition metal aluminum hydride compound, a transition metal borohydride compound, or a transition metal gallium hydride compound. A process of: reacting a transition metal salt with an aluminum hydride compound, a borohydride compound, or a gallium hydride compound to produce one or more of the nanoparticles. The reaction occurs in solution while being sonicated at a temperature at which the metal hydride compound decomposes. A process of: reacting a nanoparticle with a compound containing at least two hydroxyl groups to form a coating having multi-dentate metal-alkoxides.Type: GrantFiled: December 3, 2020Date of Patent: May 23, 2023Assignee: The Government of the United States of America, as represented by the Secretary of the NavyInventors: Albert Epshteyn, Andrew P. Purdy
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Patent number: 11655190Abstract: The present invention has solved the problems of conventional molding materials, and provides a hydraulic composition for additive manufacturing devices having high strength development, particularly high early strength development, and less generation of gas defect and graphite spheroidization defect. Specifically, the hydraulic composition for additive manufacturing devices of the present invention at least contains calcium aluminate. It is preferable that the hydraulic composition contain 0.5-10 parts by mass of gypsum with respect to 100 parts by mass of the calcium aluminate.Type: GrantFiled: June 28, 2017Date of Patent: May 23, 2023Assignee: TAIHEIYO CEMENT CORPORATIONInventors: Yoshifumi Ohgi, Yoji Ogawa, Makoto Tanimura, Atsuya Toba, Hayato Suzuki
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Patent number: 11655383Abstract: An ink composition including at least one photochromic pigment or dye, at least one film-forming resin, and at least one solvent in which the at least one photochromic pigment or dye and the at least one film-forming resin are dispersible or dissolvable, wherein the components of the ink composition are present in respective amounts such that the ink composition is in the form of a liquid or gel until evaporation of the at least one solvent, and wherein, upon evaporation of the at least one solvent, the at least one film-forming resin forms a film that (a) inhibits the ink composition from degrading when covered with the sunscreen product or (b) inhibits the ink composition from washing off when the sunscreen is washed off or both, the film-forming resin including shellac, polyurethane, acrylic polymer, silicone polymer or a mixture thereof.Type: GrantFiled: February 19, 2019Date of Patent: May 23, 2023Assignee: JADS INTERNATIONAL LLCInventors: Andrew Seth Levine, Nicole Ann Zujovic, Debora Hense
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Patent number: 11649363Abstract: Provided is an oil-based ink composition for writing instruments which has good properties for writing on writing surfaces of various materials and which has improved friction resistance against friction from retracing of letters that have already been written and against stronger friction forces.Type: GrantFiled: March 9, 2018Date of Patent: May 16, 2023Assignee: Mitsubishi Pencil Company, LimitedInventor: Yumiko Haruhara