Patents by Inventor Kathryn Carr
Kathryn Carr 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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Publication number: 20240125570Abstract: Improved firearms including one or more of a removable and/or interchangeable top cover, an improved extractor mechanism, a striker safety mechanism with a direct trigger interface, a sear with direct striker interface, and/or a striker with integral striker spring retention features.Type: ApplicationFiled: December 5, 2023Publication date: April 18, 2024Applicant: BLACKPOWDER PRODUCTS, INC.Inventors: Kyle J. BACHSTEIN, Kathryn HACK, Jesse CARR, Michael GUTTRIDGE
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Patent number: 7314511Abstract: A phthalocyanine compound of Formula (I) wherein M is an oxymetal group, methods and uses involving these compoundsType: GrantFiled: July 30, 2003Date of Patent: January 1, 2008Assignee: Fujifilm Imaging Colorants LimitedInventors: James Stanley Campbell, Kathryn Carr, Russell Jon Griffiths
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Publication number: 20060000388Abstract: A phthalocyanine compound of Formula (I) wherein M is an oxymetal group, methods and uses involving these compounds.Type: ApplicationFiled: July 30, 2003Publication date: January 5, 2006Inventors: James Campbell, Kathryn Carr
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Patent number: 6569212Abstract: Phthalocyanine compounds of Formula (1) have utility as colorants in inks for ink-jet printing, where Formula (1) represents: and all IJP-effective forms of such compounds; and in which M represents a metal or H; Pc represents a phthalocyanine nucleus of Formula (2) x+y+z represents an average from 3 to 4; and z may be zero. A represents C1-4-alkylene; R1, R3 each independently represent H or C1-4-alkyl; R4 represents H; or C1-4-alkyl optionally substituted with hydroxy; R5 represents a carboxylic acid substituted aryl group; and R2 represents H, C1-4-alkyl or a group of formula BD where: B represents C1-4-alkylene; and D represents NR6R7;or SC1-4alkyleneSO3H; where: R6 represents H; or C1-4alkyl, optionally subsititued by hydroxy; R7 represents H; C1-4alkyl, optionally subsititued by hydroxy or morphlino; or R6 and R7 together with the N atom to which they are attached form a morpholino or piperazino ring.Type: GrantFiled: February 27, 2001Date of Patent: May 27, 2003Assignee: Avecia LimitedInventor: Kathryn Carr
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Patent number: 6517620Abstract: A mono-azo compound of Formula (1) and salts thereof: wherein A, G, L1, L2, and R1, are defined in the specification, have especially good light fastness and other advantageous properties. These dyes may be used in inks, especially inks for ink jet printing inks and in ink jet printing processes to print substrates and to in ink jet printer cartridges.Type: GrantFiled: June 12, 2000Date of Patent: February 11, 2003Assignee: Avecia LimitedInventors: Kathryn Carr, Mark Kenworthy, Paul Wight
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Patent number: 6514329Abstract: A mono-azo compound of Formula (1) or a salt thereof: wherein: A is N, C—Cl, C—CN or C—NO2; R1 is H or optionally substituted alkyl; G is H, sulpho, carboxy, optionally substituted alkyl, optionally substituted alkoxy, —CF3, halo or —PO3H2; L1 and L2 each independently is —SR2, —OR3 or —NR4R5; R2, R3, R4 and R5 each independently is H, optionally substituted alkyl or optionally substituted aryl; or R4 and R5 together with the nitrogen to which they are attached form an optionally substituted five or six membered ring; provided that L1 and L2 are free from carboxy, sulpho and —PO3H2 groups; and the use of a mono-azo compound of Formula (1) or a salt thereof in inks, an ink jet printing process using the inks, a substrate printed with the inks and an ink jet printer cartridge containing the inks.Type: GrantFiled: June 5, 2000Date of Patent: February 4, 2003Assignee: Avecia LimitedInventors: Kathryn Carr, Mark Kenworthy
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Patent number: 6482255Abstract: Compounds of the Formula (1) and salts thereof: wherein B1, B2, Q, R1, R2, A, Z1 and Z2 are defined in the description. Also claimed are compositions containing two or more compounds of the Formula (1), inks containing the compounds and compositions, an ink jet printing process using the inks, a substrate printed with the inks, and an ink jet printer cartridge containing an ink containing a compound of the Formula (1).Type: GrantFiled: June 26, 2000Date of Patent: November 19, 2002Assignee: Avecia LimitedInventors: Aidan Joseph Lavery, Colin Dick Robertson, Janette Watkinson, Kathryn Carr, Paul Wight
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Patent number: 6331204Abstract: A process for preparing an optical filter comprising a colored cross-linked polymeric coating on a transparent substrate, which comprises applying to the substrate, by a printing process, a mixture comprising one or more polymer precursor(s), and one or more dye(s) having one or more heterocyclic NH group(s) or one or more substituent (s) capable of forming a covalent bond with the polymeric precursor, and thereafter using the mixture. The invention also provides formulations comprising one or more polymer precursors and dyes, optical filters, and a novel dye.Type: GrantFiled: August 2, 1999Date of Patent: December 18, 2001Assignee: Avecia LimitedInventors: Kathryn Carr, Mark Holbrook, Ian Ferguson
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Patent number: 6277185Abstract: Azo dyes of Formula (1) have utility as dyes for ink-jet printing where Formula (1) represents: which comprises any suitable form of the compound: such as salt; stereoisomer, zwitterion, polymorph, complex, isotopic form, combinations thereof in the same species and mixtures thereof; where: p represents from 1 to 7 inclusive; the napthyl moiety may be optionally substituted; R1 comprises at least one of the following substituents, optionally substituted: H, C1-4-alkyl, NHCOC1-4 alkyl, C1-4 alkoxy, NHCOaryl, NHSO2C1-4 alkyl, NHSO2aryl, NHCONR3R4 where R3 and R4 each independently comprises H, C1-4alkyl or aryl; R2 comprises H, C1-4 alkyl or C1-4 alkoxy; L1 and L2 each independently comprises at least one of the following substituents, optionally substituted: —NH2, —NHC1-4 alkyleneOH, —SC1-4alkylene —SO3H, —NHC1-4alkyleneN(C1-4alkyl)2, —N(C1-4alkyleneOH)2, —NHC1-4alkyleneSO3H, —NHC1-4alkylene(CO2H)n where n is 1, 2 or 3, —SC1-4alkylType: GrantFiled: May 26, 1999Date of Patent: August 21, 2001Assignee: Zeneca LimitedInventors: Anthony Alanzo Watson, Kathryn Carr
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Publication number: 20010011396Abstract: Phthalocyanine compounds of Formula (1) have utility as colorants in inks for ink jet printing, where Formula (1) represents: 1Type: ApplicationFiled: February 27, 2001Publication date: August 9, 2001Applicant: Avecia LimitedInventor: Kathryn Carr
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Patent number: 6190422Abstract: Phthalocyanine compounds of Formula (1) have utility as colorants in inks for ink-jet printing, where Formula (1) represents: which includes all IJP-effective forms of such compounds; and in which: M represents a metal or H; A represents C1 4alkylene; Pc represents a phthalocyanine nucleus of Formula (2): D represents NR4R5 or SC1-4alkyleneSO3H; R1, R2 and R3each independently represents H or C1-4-alkyl; R4 represents H,; or C1-4-alkyl optionally substituted by hydroxy; R5 represents C1-4alkyl optionally substituted by hydroxy and/or morpholino; or R4 and R5 together with the N atom to which they are attached form a morpholino ring; and x+y+z represents an average of from 3 to 4.Type: GrantFiled: January 24, 2000Date of Patent: February 20, 2001Assignee: Avecia LimitedInventor: Kathryn Carr
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Patent number: 5972544Abstract: A process for preparing an optical filter comprising a colored cross-linked polymeric coating an a transparent substrate, which comprises applying to the substrate, by a printing process, a mixture comprising one or more polymer precursor(s), and one or more dye(s) having one or more heterocyclic NH group(s) or one or more substituent(s) capable of forming a covalent bond with the polymeric precursor, and thereafter using the mixture. The invention also provides formulations comprising one or more polymer precursors and dyes, optical filters, and a novel dye.Type: GrantFiled: December 9, 1996Date of Patent: October 26, 1999Assignee: Zeneca LimitedInventors: Kathryn Carr, Mark Holbrook, Ian Ferguson