Patents by Inventor Gregory D. Clark
Gregory D. Clark 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: 9993076Abstract: A movable table assembly includes a base, a vertical support, and a table. The base includes a longitudinal frame member and at least one wheel. The vertical support connects with the base at either a first mounting location adjacent a first end of the longitudinal frame member or a second mounting location adjacent a second, opposite, end of the longitudinal frame member. The table connects with the vertical support and is vertically offset from the base. The table extends away from the vertical support toward the second end of the longitudinal frame member when the vertical support is connected with the base at the first mounting location. The table extends away from the vertical support toward the first end of the longitudinal frame member when the vertical support is connected with the base at the second mounting location.Type: GrantFiled: May 12, 2016Date of Patent: June 12, 2018Assignee: Integrant LLCInventors: Daniel P. Harrington, Gregory D. Clark, John Evan Spirk, Alex Lei Velet, David J. Boll, Virginia Stewart, Nicholas Emile Stanca
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Patent number: 9688785Abstract: A composition comprising at least one first divalent unit represented by formula: and at least one of a second divalent unit comprising a pendant Z group or a monovalent unit comprising a thioether linkage and a terminal Z group, wherein each Z group is independently selected from the group consisting of —P(O)(OY)2 and —O—P(O)(OY)2. R? and R?? are each independently selected from the group consisting of hydrogen and alkyl having from 1 to 4 carbon atoms. Y is selected from the group consisting of hydrogen, alkyl, trialkylsilyl, and a counter cation. Methods of treating a surface using these compositions and articles with a surface in contact with these compositions are provided. Methods of making these compositions are also provided.Type: GrantFiled: January 30, 2015Date of Patent: June 27, 2017Assignee: 3M Innovative Properties CompanyInventors: Chetan P. Jariwala, Gregory D. Clark, Jason T. Petrin, Rudolf J. Dams, Steven J. Martin, Mark J. Pellerite
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Publication number: 20160331134Abstract: A movable table assembly includes a base, a vertical support, and a table. The base includes a longitudinal frame member and at least one wheel. The vertical support connects with the base at either a first mounting location adjacent a first end of the longitudinal frame member or a second mounting location adjacent a second, opposite, end of the longitudinal frame member. The table connects with the vertical support and is vertically offset from the base. The table extends away from the vertical support toward the second end of the longitudinal frame member when the vertical support is connected with the base at the first mounting location. The table extends away from the vertical support toward the first end of the longitudinal frame member when the vertical support is connected with the base at the second mounting location.Type: ApplicationFiled: May 12, 2016Publication date: November 17, 2016Inventors: Daniel P. Harrington, Gregory D. Clark, John Evan Spirk, Alex Lei Velet, David J. Boll, Virginia Stewart, Nicholas Emile Stanca
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Publication number: 20150147579Abstract: A composition comprising at least one first divalent unit represented by formula: and at least one of a second divalent unit comprising a pendant Z group or a monovalent unit comprising a thioether linkage and a terminal Z group, wherein each Z group is independently selected from the group consisting of —P(O)(OY)2 and —O—P(O)(OY)2. R? and R?? are each independently selected from the group consisting of hydrogen and alkyl having from 1 to 4 carbon atoms. Y is selected from the group consisting of hydrogen, alkyl, trialkylsilyl, and a counter cation. Methods of treating a surface using these compositions and articles with a surface in contact with these compositions are provided. Methods of making these compositions are also provided.Type: ApplicationFiled: January 30, 2015Publication date: May 28, 2015Inventors: Chetan P. Jariwala, Gregory D. Clark, Jason T. Petrin, Rudolf J. Dams, Steven J. Martin, Mark J. Pellerite
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Patent number: 8945712Abstract: A polymeric or oligomeric composition comprising at least one first divalent unit represented by formula: and at least one of a second divalent unit comprising a pendant phosphonate group —P(O)(OY)2 or a monovalent unit comprising a thioether linkage and a terminal Z group, wherein each Z group is independently —P(O)(OY)2 or —O—P(O)(OY)2. Rf is a perfluoropolyether group. Q is a bond, —C(O)—N(R1)—, or —C(O)—O—. R?, R??, R and R1 are each independently hydrogen and alkyl having from 1 to 4 carbon atoms. X is alkylene, arylalkylene, and alkylarylene, wherein alkylene, arylalkylene, and alkylarylene are each optionally interrupted by at least one ether linkage. Y is hydrogen, alkyl, trialkylsilyl, and a counter cation. Methods of treating a surface using these compositions and articles with a surface in contact with these compositions are provided. Methods of making these compositions are also provided.Type: GrantFiled: June 5, 2008Date of Patent: February 3, 2015Assignee: 3M Innovative Properties CompanyInventors: Rudolf J. Dams, Steven J. Martin, Mark J. Pellerite, Chetan P. Jariwala, Gregory D. Clark, Jason T. Petrin
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Patent number: 8701763Abstract: Method of treating a hydrocarbon-bearing formation having brine and treated hydrocarbon-bearing formations. The method includes contacting a hydrocarbon-bearing formation with a composition comprising solvent and a polymer. The polymer comprises divalent units represented by formula: (formula I); and a plurality of alkyleneoxy groups. In some embodiments, the solvent at least one of solubilizes or displaces the brine in the formation. In some embodiments, the solvent includes at least one of a polyol or polyol ether independently having from 2 to 25 carbon atoms and at least one of water, a monohydroxy alcohol, an ether, or a ketone, wherein the monohydroxy alcohol, the ether, and the ketone each independently have up to 4 carbon atoms. Hydrocarbon-bearing formations and proppants treated with the polymer are also disclosed.Type: GrantFiled: April 27, 2009Date of Patent: April 22, 2014Assignee: 3M Innovative Properties CompanyInventors: Jimmie R. Baran, Jr., Gregory D. Clark, George G.I. Moore, Michael S. Terrazas
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Patent number: 8015970Abstract: A personal safety protective device that includes a lens and a support structure onto which the lens is secured. The lens includes a substrate and a hard-coat layer located on the substrate of the lens. The hard-coat layer has a low surface energy outer surface that is derived from a) an additive that includes at least one of i) a perfluoropolyether urethane that includes hydrolysable silane groups, and ii) an acrylate polymer that includes at least one perfluoropolyether moiety and at least one hydrolysable silane group, and b) a silsesquioxane-based hard-coat composition. The provision of such a lens on a personal safety protective device enables the lens to be durable to abrasion and to be easily cleaned without use of solvents that could shorten the service life of the lens.Type: GrantFiled: July 26, 2007Date of Patent: September 13, 2011Assignee: 3M Innovative Properties CompanyInventors: Thomas P. Klun, Zai-Ming Qiu, Gerald R. Hofmann, Andrew S. Viner, Oscar S. Benz, Suresh Iyer, Gregory D. Clark, Craig A. Burton, Mark J. Pellerite
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Patent number: 8002886Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surface such as ceramics or glass, to render them water, oil, stain, and/or dirt repellent. The compounds have the formula (Rf)xR1—(R2)y]z wherein Rf is a fluorine-containing group, R1 is the residue of a polyisocyanate. R2 is of the formula —NH—CO—X1—R3(CH2CH2—S—R5—Si(Y)p(R6)3p)q wherein X1 is —O— or —NR4—, where R4 is H or C1-C4 alkyl, R3 is a polyvalent alkylene or arylene group, or combinations thereof, said alkylene groups optionally containing one or more catenary oxygen atoms, R5 is a divalent alkylene group, said alkylene group optionally containing one or more catenary oxygen atoms, Y is a hydrolysable group, R6 is a monovalent alkyl or aryl group, p is 1, 2 or 3, q is 1 to 5, x and y are each independently at least 1, and z is 1 or 2.Type: GrantFiled: November 21, 2007Date of Patent: August 23, 2011Assignee: 3M Innovative Properties CompanyInventor: Gregory D. Clark
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Publication number: 20110056689Abstract: Method of treating a hydrocarbon-bearing formation having brine and treated hydrocarbon-bearing formations. The method includes contacting a hydrocarbon-bearing formation with a composition comprising solvent and a polymer. The polymer comprises divalent units represented by formula: (formula I); and a plurality of alkyleneoxy groups. In some embodiments, the solvent at least one of solubilizes or displaces the brine in the formation. In some embodiments, the solvent includes at least one of a polyol or polyol ether independently having from 2 to 25 carbon atoms and at least one of water, a monohydroxy alcohol, an ether, or a ketone, wherein the monohydroxy alcohol, the ether, and the ketone each independently have up to 4 carbon atoms. Hydrocarbon-bearing formations and proppants treated with the polymer are also disclosed.Type: ApplicationFiled: April 27, 2009Publication date: March 10, 2011Inventors: Jimmie R. Baran, JR., Gregory D. Clark, George G.I. Moore, Michael S. Terrazas
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Publication number: 20100183889Abstract: A composition comprising at least one first divalent unit represented by formula (A) or formula (B); and at least one of a second divalent unit comprising a pendant Z group or a monovalent unit comprising a thioether linkage and a terminal Z group, wherein each Z group is independently selected from the group consisting of —P(O)(OY)2 and —O—P(O)(OY)2. Rf is a perfluoropolyether group. Q is selected from the group consisting of a bond, —C(O)—N(R1)—, and —C(O)—O—. R?, R??, R and R1 are each independently selected from the group consisting of hydrogen and alkyl having from 1 to 4 carbon atoms. X is selected from the group consisting of alkylene, arylalkylene, and alkylarylene, wherein alkylene, arylalkylene, and alkylarylene are each optionally interrupted by at least one ether linkage. Y is selected from the group consisting of hydrogen, alkyl, trialkylsilyl, and a counter cation. Methods of treating a surface using these compositions and articles with a surface in contact with these compositions are provided.Type: ApplicationFiled: June 5, 2008Publication date: July 22, 2010Inventors: Rudolf J. Dams, Steven J. Martin, Mark J. Pellerite, Chetan P. Jariwala, Gregory D. Clark, Jason T. Petrin
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Publication number: 20100089290Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surface such as ceramics or glass, to render them water, oil, stain, and/or dirt repellent. The compounds have the formula (Rf)xR1—(R2)y]z wherein Rf is a fluorine-containing group, R1 is the residue of a polyisocyanate. R2 is of the formula —NH—CO—X1—R3(CH2CH2—S—R5—Si(Y)p(R)3p)q wherein X1 is —O— or —NR4—, where R4 is H or C1-C4 alkyl, R3 is a polyvalent alkylene or arylene group, or combinations thereof, said alkylene groups optionally containing one or more catenary oxygen atoms, R5 is a divalent alkylene group, said alkylene group optionally containing one or more catenary oxygen atoms, Y is a hydrolysable group, R6 is a monovalent alkyl or aryl group, p is 1, 2 or 3, q is 1 to 5, x and y are each independently at least 1, and z is 1 or 2.Type: ApplicationFiled: November 21, 2007Publication date: April 15, 2010Inventor: Gregory D. Clark
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Patent number: 7652116Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.Type: GrantFiled: June 20, 2007Date of Patent: January 26, 2010Assignee: 3M Innovative Properties CompanyInventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
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Patent number: 7652117Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.Type: GrantFiled: June 20, 2007Date of Patent: January 26, 2010Assignee: 3M Innovative Properties CompanyInventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
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Publication number: 20090263668Abstract: A plasma cross-linked surface coating of an oligomer has resulted in a low friction surface coating that is also highly durable. The coated device comprises a metal substrate and a plasma cross-linked coating of an oligomer having a molecular weight less than 10,000, and in one embodiment a molecular weights between 1000 and 10,000.Type: ApplicationFiled: April 16, 2009Publication date: October 22, 2009Inventors: Moses M. DAVID, Gregory D. Clark
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Publication number: 20090025727Abstract: A personal safety protective device that includes a lens and a support structure onto which the lens is secured. The lens includes a substrate and a hard-coat layer located on the substrate of the lens. The hard-coat layer has a low surface energy outer surface that is derived from a) an additive that includes at least one of i) a perfluoropolyether urethane that includes hydrolysable silane groups, and ii) an acrylate polymer that includes at least one perfluoropolyether moiety and at least one hydrolysable silane group, and b) a silsesquioxane-based hard-coat composition. The provision of such a lens on a personal safety protective device enables the lens to be durable to abrasion and to be easily cleaned without use of solvents that could shorten the service life of the lens.Type: ApplicationFiled: July 26, 2007Publication date: January 29, 2009Inventors: Thomas P. Klun, Zai-Ming Qiu, Gerald R. Hofmann, Andrew S. Viner, Oscar S. Benz, Suresh Iyer, Gregory D. Clark, Craig A. Burton, Mark J. Pellerite
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Publication number: 20080314287Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.Type: ApplicationFiled: June 20, 2007Publication date: December 25, 2008Inventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
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Publication number: 20080319153Abstract: Fluorochemical urethane compounds and coating compositions derived therefrom are described. The compounds and composition may be used in treating substrates, in particular substrates having a hard surfaces such as ceramics or glass, to render them hydrophilic, oleophobic and easy to clean.Type: ApplicationFiled: June 20, 2007Publication date: December 25, 2008Inventors: Gregory D. Clark, Patrick J. Hager, Jay S. Schlechte, John C. Clark
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Publication number: 20080254321Abstract: Coatings for particle suppression are provided. Such coatings comprise fluorochemical moieties and reactive pendant groups.Type: ApplicationFiled: December 30, 2005Publication date: October 16, 2008Inventors: Jason M. Kehren, Gregory D. Clark, Michael A. Lockott, Richard M. Flynn
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Patent number: 7078444Abstract: Photoacid generator salts comprising photoactive cationic moieties and segmented, highly fluorinated-hydrocarbon anionic moieties are disclosed which provide high photoacid strength and can be tailored for solubility and polarity. The present invention further relates to photoacid generators as they are used in photoinitiated acid-catalyzed processes for uses such as photoresists for microlithography and photopolymerization.Type: GrantFiled: January 5, 2005Date of Patent: July 18, 2006Assignee: 3M Innovative Properties CompanyInventors: William M. Lamanna, Gregory D. Clark, Richard M. Flynn, Zai-Ming Qiu
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Patent number: 6995222Abstract: Coating compositions are described that can be used to impart hydrophobicity, oleophobicity, stain resistance, or combinations thereof to various substrates. The coating compositions include an amino resin and a reactive fluorinated copolymer. The reactive fluorinated copolymer has pendant perfluoropolyether groups as well as pendant groups capable of reacting with the amino resin. The pendant perfluoropolyether groups of the reactive fluorinated copolymer have a molecular weight of at least 750 g/mole. Articles and methods of preparing articles using the coating compositions are also described.Type: GrantFiled: December 17, 2003Date of Patent: February 7, 2006Assignee: 3M Innovative Properties CompanyInventors: Richard S. Buckanin, Gregory D. Clark, Cheryl L. Elsbernd