Patents by Inventor Chi-Hsin Richard King

Chi-Hsin Richard King 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).

  • Publication number: 20090286814
    Abstract: This invention relates to macrocyclic compounds of formula (I) or (II) shown in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: November 4, 2008
    Publication date: November 19, 2009
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chu-chung Lin, Kuang-Yuan Lee, Yo-chin Liu, Pin Lo, Rong-Jiunn Chen, Chen-Fu Liu, Chih-Ming Chen, Chi-Hsin Richard King
  • Publication number: 20090264339
    Abstract: This invention relates to heterocyclic compounds of the formulas shown in the specification. It also relates to methods for treating inflammatory diseases or immune diseases, developmental or degenerative diseases, and tissue injuries with one of the heterocyclic compounds.
    Type: Application
    Filed: November 3, 2008
    Publication date: October 22, 2009
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chi-Feng Yen, Cheng-Kung Hu, Chang-Pin Huang, Ying-Huey Huang, Gholam Hossein Hakimelahi, Chi-Hsin Richard King
  • Patent number: 7589197
    Abstract: This invention relates to a method for treating inflammatory diseases or immune diseases, developmental or degenerative diseases, or tissue injuries. The method includes administering to a subject in need thereof an effective amount of one or more compounds of formula (I). Each variable in this formula is defined in the specification.
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: September 15, 2009
    Assignee: Taigen Biotechnology
    Inventors: Chi-Feng Yen, Cheng-Kung Hu, Ming-Chen Chou, Chen-Tso Tseng, Chien-Huang Wu, Ying-Huey Huang, Shu-Jen Chen, Chi-Hsin Richard King
  • Publication number: 20090214529
    Abstract: This invention relates to the compounds of formula (I) shown below. Each variable in formula (I) is defined in the specification. These compounds can be used to treat a kinesin Eg5 protein-mediated disorder.
    Type: Application
    Filed: May 22, 2008
    Publication date: August 27, 2009
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Ching-Cheng Wang, Hung-Chuan Chen, Shu-Huei Wang, Mei-Chun Lin, Tien-Lan Shieh, Ying-Huey Huang, Shih-Chieh Chuang, Chi-Hsin Richard King
  • Publication number: 20090143302
    Abstract: This invention relates to a method for treating inflammatory diseases or immune diseases, developmental or degenerative diseases, or tissue injuries. The method includes administering to a subject in need thereof an effective amount of one or more compounds of formula (I). Each variable in this formula is defined in the specification.
    Type: Application
    Filed: December 8, 2008
    Publication date: June 4, 2009
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chi-Feng Yen, Cheng-Kung Hu, Ming-Chen Chou, Chen-Tso Tseng, Chien-Huang Wu, Ying-Huey Huang, Shu-Jen Chen, Chi-Hsin Richard King
  • Publication number: 20090111757
    Abstract: Compounds of formula (I): in which R1, R2, R3 R4, and R5, U, X, Y, and Z are as defined herein. Also disclosed is use of these compounds, alone or in combination with other active agents, to treat hepatitis C virus infection.
    Type: Application
    Filed: October 20, 2008
    Publication date: April 30, 2009
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chu-Chung Lin, Kuang-Yuan Lee, Chen-Fu Liu, Pin Lo, Yo-Chin Liu, Yueh-chiang Han, Chi-Hsin Richard King
  • Patent number: 7504422
    Abstract: This invention relates to methods for treating retinopathy and repairing tissue damage. The methods include administering to a subject in need thereof an effective amount of one or more compounds of the following formula. Each variable in this formula is defined in the specification.
    Type: Grant
    Filed: August 6, 2007
    Date of Patent: March 17, 2009
    Assignee: Taigen Biotechnology Co. Ltd.
    Inventors: Chi-Feng Yen, Chi-Hsin Richard King, Hua-Chien Chen, Gholam Hossein Hakimelahi, Shu-Jen Chen, Ying-Huey Huang, Chien-Huang Wu
  • Publication number: 20090042932
    Abstract: This invention relates to a parenteral formulation containing an effective amount of the compound of the following formula I: water, and an isotonic agent. Also disclosed is a method of treating an infectious disease by administering this formula to a subject via parenteral injection or infusion.
    Type: Application
    Filed: August 9, 2007
    Publication date: February 12, 2009
    Applicant: TaiGen Biotechnology Company Ltd.
    Inventors: Lih-Huei Lee, Po-Yi Wu, Erkuan Sun, Chi-Hsin Richard King
  • Publication number: 20080292626
    Abstract: This invention relates to the compounds of formula (I) shown below. Each variable in formula (I) is defined in the specification. These compounds can be used to treat a kinesin Eg5 protein-mediated disorder.
    Type: Application
    Filed: May 22, 2008
    Publication date: November 27, 2008
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Ching-Cheng Wang, Hung-Chuan Chen, Shu-Huei Wang, Mei-Chun Lin, Tien-Lan Shieh, Ying-Huey Huang, Shih-Chieh Chuang, Chi-Hsin Richard King
  • Publication number: 20080242861
    Abstract: This invention relates to methods of preparing the compounds of formula (V): Each variable in this formula is defined in the specification.
    Type: Application
    Filed: April 2, 2007
    Publication date: October 2, 2008
    Inventors: Chi-Feng Yen, Chang-Pin Huang, Cheng-Kung Hu, Ming-Chen Chou, Chi-Hsin Richard King
  • Publication number: 20080207528
    Abstract: This invention relates to the compounds of formula (I) shown below. Each variable in formula (I) is defined in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: January 31, 2008
    Publication date: August 28, 2008
    Inventors: Syaulan Yang, Kuang-Yuan Lee, Rong-Juinn Chen, Pin Lo, Shao-Ying Liao, Jen-Dar Wu, Chi-Hsin Richard King
  • Patent number: 7405299
    Abstract: The current invention relates to compounds of the formula: (Ia) and the pharmaceutically acceptable salts thereof and their use as TGF-beta signal transduction inhibitors for treating cancer and other diseases in a patient in need thereof by administration of said compounds.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: July 29, 2008
    Assignee: Eli Lilly and Company
    Inventors: Douglas Wade Beight, Timothy Paul Burkholder, Todd Vincent Decollo, Alexander Glenn Godfrey, Charles Raymond Heap, Chi-Hsin Richard King, Hong-Yu Li, William Thomas McMillen, Jason Scott Sawyer, Yan Wang, Clive Gideon Diefenbacher, Thomas Albert Engler, Sushant Malhotra, Sreenivasa Reedy Mundla
  • Publication number: 20080108632
    Abstract: This invention relates to the compounds of formula (I) shown below. Each variable in formula (I) is defined in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: November 2, 2007
    Publication date: May 8, 2008
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chu-chung Lin, Pei-chin Cheng, Yo-chin Liu, Chen-fu Liu, Chi-Hsin Richard King
  • Publication number: 20040152900
    Abstract: The present invention is directed to the method of isolation of sulfuric acid mono-[3-({1-[2-(4-fluoro-phenyl)-ethyl]-piperidin-4-yl}-hydroxy-methyl)-2-methoxy-phenyl]ester, a metabolite of the 5HT2A antagonist (+)-&agr;-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol.
    Type: Application
    Filed: January 20, 2004
    Publication date: August 5, 2004
    Applicant: Aventis Pharmaceuticals Inc.
    Inventors: Ronald Charles Bernotas, Paul Wayne Brown, Gary Thomas Emmons, Chi-Hsin Richard King
  • Patent number: 6716986
    Abstract: The present invention is directed to sulfuric acid mono-[3-({1-[2-(4-fluoro-phenyl)-ethyl]-piperidin-4-yl}-hydroxy-methyl)-2-methoxy-phenyl]ester, a metabolite of the 5HT2A antagonist (+)-&agr;-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol and a processes for its preparation and its use in the treatment for a number of disease states.
    Type: Grant
    Filed: July 22, 2002
    Date of Patent: April 6, 2004
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Ronald Charles Bernotas, Paul Wayne Brown, Gary Thomas Emmons, Chi-Hsin Richard King
  • Patent number: 6465490
    Abstract: The present invention is directed to sulfuric acid mono-[3-({1-[2-(4-fluoro-phenyl)-ethyl]-piperidin-4-yl}-hydroxy-methyl)-2-methoxy-phenyl]ester a metabolite of the 5HT2A antagonist (+)-&agr;-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol and a processes for its preparation and its use in the treatment for a number of disease states.
    Type: Grant
    Filed: July 13, 2000
    Date of Patent: October 15, 2002
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Ronald Charles Bernotas, Paul Wayne Brown, Gary Thomas Emmons, Chi-Hsin Richard King
  • Patent number: 5990328
    Abstract: The present invention provides 4-nitro-.DELTA..sup.4 -3-ketosteroids, their use as steroid C.sub.17-20 lyase and 5.alpha.-reductase inhibitors and to a novel process for preparing a compound of the formula: ##STR1## comprising sequentially: a) reacting a starting compound of the formula ##STR2## with an effective amount of a strong base at an elevated or suitable temperature for a time sufficient to create the corresponding thermodynamic dienolate, followed by addition of a neutral nitrating agent to produce the 4-nitrosteroid; and then;b) reacting the 4-nitrosteroid with a suitable reducing agent.
    Type: Grant
    Filed: February 24, 1999
    Date of Patent: November 23, 1999
    Assignee: Merrell Pharmaceuticals Inc.
    Inventors: Philip M. Weintraub, Michael R. Angelastro, Cynthia A. Gates, Gary Alan Flynn, Timothy Thomas Curran, Chi-Hsin Richard King
  • Patent number: 5965550
    Abstract: The invention discloses 3-ketosteroids of the following formula used to inhibit steroid C.sub.17-20 lyase: ##STR1## wherein R is OH, C.sub.1 -C.sub.6 alkanoyl, C.sub.1 -C.sub.6 alkanoyloxy, C.sub.1 -C.sub.4 alkanol, COCH.sub.2 OH, CO.sub.2 H, CONR.sub.7 R.sub.8, cyclopropyloxy, cyclopropylamino, acetylthioalkane, 2,2-dimethyldioxolan4-yl, 1,2-dihydroxyethyl and C.sub.1-4 alkylthiol;R.sub.1 is hydrogen, hydroxy or C.sub.1-6 alkyl;R and R.sub.1 together may indicate .dbd.O, that is an oxygen double bonded to the 17 carbon;R.sub.2, R.sub.3, and R.sub.4 are each independently hydrogen or C.sub.1 -C.sub.6 alkyl;R.sub.5 and R.sub.6 are each independently hydrogen or OH;R.sub.5 and R.sub.6 together may indicate .dbd.O, that is an oxygen double bonded to the 11 carbon;R.sub.7 is hydrogen or C.sub.1 -C.sub.8 alkyl;R.sub.8 is C.sub.1 -C.sub.8 alkyl; andwith the proviso that, when R is OH, then R.sub.1 is hydrogen; andwith the proviso that, when R.sub.5 is OH, then R.sub.6 is hydrogen.
    Type: Grant
    Filed: January 22, 1998
    Date of Patent: October 12, 1999
    Assignee: Merrell Pharmaceuticals Inc.
    Inventors: Philip M. Weintraub, Michael R. Angelastro, Cynthia A. Gates, Timothy Thomas Curran, Gary Alan Flynn, Chi-Hsin Richard King
  • Patent number: 5869475
    Abstract: The invention discloses 3-ketosteroids of the following formula used to inhibit steroid 5.alpha.-reductase: ##STR1## wherein R is OH, C.sub.1 -C.sub.6 alkanoyl, C.sub.1 -C.sub.6 alkanoyloxy, C.sub.1 -C.sub.4 alkanol, COCH.sub.2 OH, CO.sub.2 H, CONR.sub.7 R.sub.8, cyclopropoxy, acetylthioalkane, cyclopylamino, 2-2-dimethyldioxolan-4-yl, 1,2-dihydroxyethyl and C.sub.1-4 alkanethiol;R.sub.1 is hydrogen, hydroxy or C.sub.1-6 alkyl;R.sub.1 and R.sub.2 together may indicate .dbd.O, that is an oxygen double bonded to the 17 carbon;R.sub.2, R.sub.3 and R.sub.4 are each independently hydrogen or C.sub.1-6 alkyl;R.sub.5 and R.sub.6 are each independently hydrogen or OH;R.sub.5 and R.sub.6 together may indicate .dbd.O, that is an oxygen double bonded to the 11 carbon;R.sub.7 is hydrogen or C.sub.1-8 alkyl;R.sub.8 is C.sub.1-8 alkyl; andwith the proviso that, when R is OH, then R.sub.1 is hydrogen; and with the proviso that, when R.sub.5 is OH, then R.sub.6 is hydrogen.
    Type: Grant
    Filed: November 14, 1997
    Date of Patent: February 9, 1999
    Assignee: Merrell Pharmaceuticals, Inc.
    Inventors: Timothy Thomas Curran, Chi-Hsin Richard King, Gary Alan Flynn, Philip M. Weintraub, Michael R. Angelastro, Cynthia A. Gates
  • Patent number: 5750744
    Abstract: The present invention provides 4-nitro-.DELTA..sup.4 -3-ketosteroids, their use as steroid C.sub.17-20 lyase and 5.alpha.-reductase inhibitors and to a novel process for preparing a compound of the formula: ##STR1## comprising sequentially: a) reacting a starting compound of the formula ##STR2## with an effective amount of a strong base at an elevated or suitable temperature for a time sufficient to create the corresponding thermodynamic dienolate, followed by addition of a neutral nitrating agent to produce the 4-nitro-steroid; and then;b) reacting the 4-nitrosteroid with a suitable reducing agent.
    Type: Grant
    Filed: February 11, 1997
    Date of Patent: May 12, 1998
    Assignee: Merrell Pharmaceuticals Inc.
    Inventors: Philip M. Weintraub, Cynthia A. Gates, Michael R. Angelastro, Gary Alan Flynn, Chi-Hsin Richard King, Timothy Thomas Curran