Patents by Inventor Zheng-Yu Yang
Zheng-Yu Yang 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: 8513186Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.Type: GrantFiled: June 26, 2008Date of Patent: August 20, 2013Assignee: Gilead Sciences, Inc.Inventors: Jeromy J. Cottell, John O. Link, Scott D. Schroeder, James Taylor, Winston C. Tse, Randall W. Vivian, Zheng-Yu Yang
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Patent number: 8268802Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, —SC(R3b)(Type: GrantFiled: May 5, 2009Date of Patent: September 18, 2012Assignee: Gilead Sciences, Inc.Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
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Patent number: 8088754Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); and pharmaceutically acceptable salts thereof.Type: GrantFiled: February 18, 2009Date of Patent: January 3, 2012Assignee: Gilead Sciences, Inc.Inventors: Xiaoqin Cheng, Gary P. Cook, Gong-Xin He, Choung U. Kim, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
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Patent number: 7998950Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.Type: GrantFiled: July 24, 2009Date of Patent: August 16, 2011Assignee: Gilead Sciences, Inc.Inventors: Evangelos Aktoudianakis, Azim Alan Celebi, Zhimin Du, Salman Y. Jabri, Haolun Jin, Choung U. Kim, Jiayao Li, Samuel E. Metobo, Michael R. Mish, Barton W. Phillips, Joseph H. Saugier, Zheng-Yu Yang, Catalin Sebastian Zonte
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Patent number: 7837901Abstract: There are provided electrically conducting polymer compositions comprising an electrically conductive polymer or copolymer and an organic solvent wettable fluorinated acid polymer. Electrically conductive polymer materials are derived from thiophene, pyrrole, aniline and polycyclic heteroaromatic precursor monomers. Non-conductive polymers derived from alkenyl, alkynyl, arylene, and heteroarylene precursor monomers. The organic-solvent wettable fluorinated acid polymer is fluorinated or highly fluorinated and may be colloid-forming. Acidic groups include carboxylic acid groups, sulfonic acid groups, sulfonimide groups, phosphoric acid groups, phosphonic acid groups, and combinations thereof. The compositions can be used in organic electronic devices.Type: GrantFiled: June 27, 2006Date of Patent: November 23, 2010Assignees: E. I. du Pont de Nemours and Company, DuPont Displays IncInventors: Che-Hsiung Hsu, Christopher P. Junk, Frank P. Uckert, Mark F. Teasley, Andrew Edward Feiging, Charles J. Dubois, Natalie Daoud, Viascheslav A. Petrov, Zheng-Yu Yang, Amy Qi Han, legal representative
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Patent number: 7723380Abstract: The invention is related to compounds of Formula I: or a pharmaceutically acceptable salt, solvate, ester, and/or phosphonate thereof, compositions containing such compounds, and therapeutic methods that include the administration of such compounds.Type: GrantFiled: July 19, 2007Date of Patent: May 25, 2010Assignee: Gilead Sciences, Inc.Inventors: Carina E. Cannizzaro, James M. Chen, Manoj C. Desai, Michael L. Mitchell, Sundaramoorthi Swaminathan, Lianhong Xu, Zheng-Yu Yang
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Publication number: 20100022508Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.Type: ApplicationFiled: July 24, 2009Publication date: January 28, 2010Applicant: Gilead Sciences, Inc.Inventors: Evangelos Aktoudianakis, Azim Alan Celebi, Zhimin Du, Salman Y. Jabri, Haolun Jin, Choung U. Kim, Jiayao Li, Samuel E. Metobo, Michael R. Mish, Barton W. Phillips, Joseph H. Saugier, Zheng-Yu Yang, Catalin Sebastian Zonte
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Patent number: 7649015Abstract: Phosphonate substituted compounds with HIV protease inhibitory properties having use as therapeutics and for other industrial purposes are disclosed. The compositions inhibit HIV protease activity and/or are useful therapeutically for the treatment of AIDS and other antiviral infections, as well as in assays for the detection of HIV protease.Type: GrantFiled: April 25, 2003Date of Patent: January 19, 2010Assignee: Gilead Sciences, Inc.Inventors: Murty N. Arimili, Xiaowu Chen, Maria Fardis, Gong-Xin He, Haolun Jin, Choung U. Kim, William A. Lee, Kuei-Ying Lin, Hongtao Liu, Richard L. Mackman, Michael L. Mitchell, Hyung-Jung Pyun, Mark Sparacino, Sundaramoorthi Swaminathan, Jianying Wang, Matthew A. Williams, Lianhong Xu, Zheng-Yu Yang, Richard H. Yu, Jiancun Zhang, Lijun Zhang
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Publication number: 20090306112Abstract: The invention is related to compounds of Formula I or a pharmaceutically acceptable salt, solvate, ester, and/or phosphonate thereof, compositions containing such compounds, and therapeutic methods that include the administration of such compounds.Type: ApplicationFiled: July 19, 2007Publication date: December 10, 2009Applicant: Gilead Sciences, Inc.Inventors: Carina E. Cannizzaro, James M. Chen, Manoj C. Desai, Michael L. Mitchell, Sundaramoorthi Swaminathan, Lianhong Xu, Zheng-Yu Yang
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Publication number: 20090291922Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, —SC(R3b)(Type: ApplicationFiled: May 5, 2009Publication date: November 26, 2009Applicant: Gilead Sciences, Inc.Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
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Publication number: 20090186869Abstract: The invention is related to anti-viral compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.Type: ApplicationFiled: June 26, 2008Publication date: July 23, 2009Applicant: Gilead Sciences, Inc.Inventors: Jeromy J. Cottell, John O. Link, Scott D. Schroeder, James Taylor, Winston C. Tse, Randall W. Vivian, Zheng-Yu Yang
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Patent number: 7553825Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX) (RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4) (R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, SC(R3b)Type: GrantFiled: December 29, 2004Date of Patent: June 30, 2009Assignee: Gilead Sciences, Inc.Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-Yu Yang
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Publication number: 20090149400Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4, —SC(R3b)(Type: ApplicationFiled: February 18, 2009Publication date: June 11, 2009Applicant: Gilead Sciences, Inc.Inventors: Xiaoqin Cheng, Gary P. Cook, Manoj C. Desai, Edward Doerffler, Gong-Xin He, Choung U. Kim, William A. Lee, John C. Rohloff, Jianying Wang, Zheng-yu Yang
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Publication number: 20090105279Abstract: The invention is related to compounds of Formula I: or a pharmaceutically acceptable salt, solvate, ester, and/or phosphonate thereof, compositions containing such compounds, and therapeutic methods that include the administration of such compounds.Type: ApplicationFiled: July 19, 2007Publication date: April 23, 2009Inventors: Carina E. Cannizzaro, James M. Chen, Manoj C. Desai, Michael L. Mitchell, Sundaramoorthi Swaminathan, Lianhong Xu, Zheng-Yu Yang
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Publication number: 20070010489Abstract: Phosphonate substituted compounds with HIV protease inhibitory properties having use as therapeutics and for other industrial purposes are disclosed. The compositions inhibit 5 HIV protease activity and/or are useful therapeutically for the treatment of AIDS and other antiviral infections, as well as in assays for the detection of HIV protease.Type: ApplicationFiled: April 25, 2003Publication date: January 11, 2007Inventors: Murty Arimilli, Mark Becker, Clifford Bryant, James Chen, Xiaowu Chen, Azar Dastgah, Maria Fardis, Gong-Xin He, Haolun Jin, Choung Kim, William Lee, Christopher Lee, Kuei-Ying Lin, Hongtao Liu, Richard Mackman, Michael Mitchell, Peter Nelson, Hyung-Jung Pyun, Tanisha Rowe, Mark Sparacino, Sundaramoorthi Swaminathan, James Tario, Jianying Wang, Matthew Wiliams, Lianhong Xu, Zheng-Yu Yang, Richard Yu, Jiancun Zhang, Lijun Zhang
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Publication number: 20060030545Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 is RX; RX2 is alkenyl of 2 to 18 carbon atoms or alkynyl of 2 to 18 carbon atoms; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4,Type: ApplicationFiled: June 29, 2005Publication date: February 9, 2006Inventors: Xiaoqin Cheng, Gary Cook, Manoj Desai, Edward Doerffler, Gong-Xin He, Choung Kim, William Lee, John Rohloff, Jianying Wang, Zheng-Yu Yang
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Publication number: 20050239054Abstract: Methods are provided for identifying anti-HIV therapeutic compounds substituted with carboxyl ester or phosphonate ester groups. Libraries of such compounds are screened optionally using the novel enzyme GS-7340 Ester Hydrolase. Compositions and methods relating to GS-7340 Ester Hydrolase also are provided.Type: ApplicationFiled: December 22, 2003Publication date: October 27, 2005Inventors: Murty Arimilli, Mark Becker, Gabriel Birkus, Clifford Bryant, James Chen, Xiaowu Chen, Tomas Cihlar, Azar Dastgah, Eugene Eisenberg, Maria Fardis, Marcos Hatada, Gong-Xin He, Haolun Jin, Choung Kim, William Lee, Christopher Lee, Kuei-Ying Lin, Hongtao Liu, Richard MacKman, Martin McDermott, Michael Mitchell, Peter Nelson, Hyung-Jung Pyun, Tanisha Rowe, Mark Sparacino, Sundaramoorthi Swaminathan, James Tario, Jianying Wang, Matthew Williams, Lianhong Xu, Zheng-Yu Yang, Richard Yu, Jiancun Zhang, Lijun Zhang
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Publication number: 20050222090Abstract: Compounds and compositions of Formula I are described, useful as anti-proliferative agents, and in particular anti-HPV, wherein: Y1A and Y1B are independently Y1; RX1 and RX2 are independently RX; Y1 is ?O, —O(RX), ?S, —N(RX), —N(O)(RX), —N(ORX), —N(O)(ORX), or —N(N(RX)(RX)); RX is independently R1, R2, R4, W3, or a protecting group; R1 is independently —H or alkyl of 1 to 18 carbon atoms; R2 is independently R3 or R4 wherein each R4 is independently substituted with 0 to 3 R3 groups or taken together at a carbon atom, two R2 groups form a ring of 3 to 8 carbons and the ring may be substituted with 0 to 3 R3 groups; R3 is R3a, R3b, R3c or R3d, provided that when R3 is bound to a heteroatom, then R3 is R3c or R3d; R3a is —H, —F, —Cl, —Br, —I, —CF3, —CN, N3, —NO2, or —OR4; R3b is ?O, —O(R4), ?S, —N(R4), —N(O)(R4), —N(OR4), —N(O)(OR4), or —N(N(R4)(R4)); R3c is —R4, —N(R4)(R4), —SR4, —S(O)R4, —S(O)2R4, —S(O)(OR4), —S(O)2(OR4), —OC(R3b)R4, —OC(R3b)OR4, —OC(R3b)(N(R4)(R4)), —SC(R3b)R4, —SC(R3b)OR4,Type: ApplicationFiled: December 29, 2004Publication date: October 6, 2005Inventors: Xiaqin Cheng, Gary Cook, Manoj Desai, Edward Doerffler, Gong-Xin He, Choung Kim, William Lee, John Rohloff, Jianying Wang, Zheng-Yu Yang
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Publication number: 20050209197Abstract: Phosphonate substituted compounds with HIV protease inhibitory properties having use as therapeutics and for other industrial purposes are disclosed. The compositions inhibit HIV protease activity and/or are useful therapeutically for the treatment of AIDS and other antiviral infections, as well as in assays for the detection of HIV protease.Type: ApplicationFiled: April 25, 2003Publication date: September 22, 2005Inventors: Murty Arimilli, Mark Becker, Clifford Bryant, James Chen, Xiaowu Chen, Azar Dastgah, Maria Fardis, Gong-Xin He, Haolun Jin, Choung Kim, William Lee, Christopher Lee, Kuei-Ying Lin, Hongtao Liu, Richard Mackman, Michael Mitchell, Peter Nelson, Hyung-Jung Pyun, Tanisha Rowe, Mark Sparacino, Sundaramoorthi Swaminathan, James Tario, Jianying Wang, Matthew Williams, Lianhong Xu, Zheng-Yu Yang, Richard Yu, Jiancun Zhang, Lijun Zhang
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Publication number: 20050171138Abstract: Compounds are described having a structure according to Formula I or Formula II: wherein: X is selected from the group consisting of O, NH, and S; Y is selected from the group consisting of O and S; m is from 1 to 3; n is from 1 to 5; R1 and R3 are each independently selected from the group consisting of H, hydroxy, lower alkyl, lower alkoxy, halo, amino, aminoalkyl, nitro, heteroaryl, —OC(?O)R6, —O(C?O)OR6; and —O(C?O)N(R6)2; and R2 is side chain such as an acetic acid side chain, where p is O to 4, R5 is hydroxy, alkoxy or amino, and R6 is H or lower alkyl, or a pharmaceutically acceptable salt thereof. The compounds are useful for the treatment of cancer.Type: ApplicationFiled: March 28, 2005Publication date: August 4, 2005Inventors: Kuo-Hsiung Lee, Yi Xia, Zheng-Yu Yang, Kenneth Bastow, Sheng-Chu Kuo