Patents Assigned to Taigen Biotechnology Co., Ltd.
  • Publication number: 20230012560
    Abstract: A compound of Formula (I) below, or a pharmaceutically acceptable salt, stereoisomer, solvate, or prodrug thereof: (I), in which Ra, Rb, Rc, Rd, X1, X2, R1-R4, W, Z, and L are defined as in the SUMMARY section. Further disclosed are a method of using the above-described compound, salt, stereoisomer, solvate, or prodrug for treating HBV infection and a pharmaceutical composition containing same.
    Type: Application
    Filed: September 4, 2020
    Publication date: January 19, 2023
    Applicant: TAIGEN BIOTECHNOLOGY CO., LTD.
    Inventors: Chih-Ming Chen, Chu-Chung Lin, Chang-Pin Huang, Chiayn Chiang
  • Patent number: 10596171
    Abstract: Provided is a compound of Formula (I) below, or a pharmaceutically acceptable salt, metabolite, or prodrug thereof: wherein: A1 is CR4 or N; A2 is CR5R6 or NR7; A3 is CR5?R6? or NR7?; each of R1, R2, R2?, R3, R3?, R4, R5, R5?, R6, R6?, R7, and R7?, independently, is hydrogen, deuterium, halogen, cyano, hydroxyl, carboxyl, amino, formyl, nitro, C1-6 alkyl, C2-6 alkenyl, C2-6 alkynyl, C1-6 alkoxy, C2-6 alkenyloxy, C1-6 alkylcarbonyl, C1-6 alkyloxycarbonyl, C1-6 alkylamine, C3-20 carbocyclyl, or C3-20 heterocyclyl; or R5 and R6, R5? and R6?, or R5 and R5?, together with the adjacent atom to which they are each attached, form C3-10 carbocyclyl or C3-10 heterocyclyl. Further provided are a method of using the above-described compound, or the pharmaceutically acceptable salt, metabolite, or prodrug thereof for treating influenza and a pharmaceutical composition containing same.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: March 24, 2020
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Chu-Chung Lin, Hung-Chuan Chen, Chiayn Chiang, Chi-Feng Yen, Ming-Chu Hsu
  • Patent number: 10377714
    Abstract: A trans-isomeric compound of formula (I) below or a pharmaceutically acceptable salt thereof: in which R1 is C1-C5 alkyl or C3-C5 cycloalkyl and the trans-isomeric compound has a trans:cis ratio of at least 70:30. Further disclosed is a method for preparing the trans-isomeric compound.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: August 13, 2019
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Shan-Yen Chou, Wen-Chang Chen, Chi-Feng Yen, Han-Pei Hsu, Ming-Chu Hsu, Chu-Chung Lin
  • Patent number: 10004719
    Abstract: A spray-dried solid dispersion containing a pharmaceutical compound of formula (I) shown below and a pharmaceutically acceptable polymer, in which the pharmaceutical compound is dispersed in a polymer matrix formed from the pharmaceutically acceptable polymer. Further disclosed are methods for preparing such a solid dispersion and using it for treating hepatitis C virus infection and a pharmaceutical formulation containing same.
    Type: Grant
    Filed: May 30, 2017
    Date of Patent: June 26, 2018
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Ming-Chu Hsu, Chu-Chung Lin, Chi-Hsin Richard King
  • Patent number: 9375406
    Abstract: A method of mobilizing cells expressing the type 4 CXC chemokine receptor into the peripheral circulation by contacting them with an effective amount of a compound of formula (I) shown below (each variable in the formula being defined in the Specification): The method can be used to treat cancer and myocardial infarction.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: June 28, 2016
    Assignee: Taigen Biotechnology Co., Ltd.
    Inventors: Ming-Chu Hsu, Ying-Huey Huang, Chi-Feng Yen, Chi-Hsin Richard King
  • Patent number: 9023834
    Abstract: This invention relates to a pharmaceutical kit containing a lyophilized preparation of a pyrimidine compound described in the specification. Also disclosed is a lyophilization process for making this preparation.
    Type: Grant
    Filed: November 12, 2009
    Date of Patent: May 5, 2015
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Chi-Feng Yen, Judy Yuan, Chi-Hsin Richard King
  • Patent number: 8389560
    Abstract: This invention relates to macrocyclic compounds of formula (I) shown in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Grant
    Filed: September 15, 2009
    Date of Patent: March 5, 2013
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Chen-Fu Liu, Kuang-Yuan Lee, Pei-Chin Cheng, Yo-Chin Liu, Pin Lo, Kuo-Feng Tseng, Chih-Ming Chen, Chi-Hsin Richard King, Chu-Chung Lin
  • Patent number: 8372849
    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: Grant
    Filed: November 3, 2008
    Date of Patent: February 12, 2013
    Assignee: 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: 8211909
    Abstract: This invention relates to a method of treating infection by methicillin-nonsusceptibale bacteria, vancomycin-nonsusceptibale bacteria, penicillin-nonsusceptibale bacteria, clarithromycin-nonsusceptibale bacteria, or metronidazole-nonsusceptibale bacteria by administering to a subject in need thereof an effective amount of a compound of the following formula:
    Type: Grant
    Filed: September 8, 2008
    Date of Patent: July 3, 2012
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventors: Ming-Chu Hsu, Chi-Hsin Richard King, Shu-Jen Chen, Luke Lin
  • Patent number: 8193206
    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: December 8, 2008
    Date of Patent: June 5, 2012
    Assignee: 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
  • Patent number: 8158798
    Abstract: Process for making 7-cycloamino-1-cyclopropyl-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acids. Borate ester compounds suitable for use in such process.
    Type: Grant
    Filed: October 27, 2008
    Date of Patent: April 17, 2012
    Assignee: TaiGen Biotechnology Co., Ltd.
    Inventor: Michael Reilly
  • Publication number: 20110178107
    Abstract: This invention relates to compounds of Formula (I), (II), or (III) shown in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: January 19, 2011
    Publication date: July 21, 2011
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Ching-Cheng Wang, Chen-Fu Liu, Kuang-Yuan Lee, Mei-Chun Lin, Shu-Huei Wang, Chi-Feng Yen, Yu-Hsuan Wang, Chi-Hsin Richard King
  • Publication number: 20110065737
    Abstract: This invention relates to macrocyclic compounds of formula (I) shown in the specification. These compounds can be used to treat hepatitis C virus infection.
    Type: Application
    Filed: September 15, 2009
    Publication date: March 17, 2011
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chen-Fu Liu, Kuang-Yuan Lee, Pei-Chin Cheng, Yo-Chin Liu, Pin Lo, Kuo-Feng Tseng, Chih-Ming Chen, Chi-Hsin Richard King, Chu-Chung Lin
  • Publication number: 20100152452
    Abstract: This invention relates to dialdehyde or dinitrile compounds, which are useful for stereoselective synthesis of piperidine, pyrrolidine, and azepane derivatives.
    Type: Application
    Filed: December 14, 2009
    Publication date: June 17, 2010
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Shan-Yen Chou, Chi-Hsin Richard King
  • Publication number: 20100120719
    Abstract: This invention relates to a pharmaceutical kit containing a lyophilized preparation of a pyrimidine compound described in the specification. Also disclosed is a lyophilization process for making this preparation.
    Type: Application
    Filed: November 12, 2009
    Publication date: May 13, 2010
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Chi-Feng Yen, Judy Yuan, Chi-Hsin Richard King
  • Publication number: 20100041697
    Abstract: This invention relates to a method of treating pneumonia by orally administering to a subject in need thereof a quinolone compound of formula (I), shown in the disclosure, at a daily dose of 2-30 mg/kg.
    Type: Application
    Filed: July 1, 2009
    Publication date: February 18, 2010
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Kit Chiu, Luke Lin, Hao-Chen Tan, Chi-Hsin Richard King, Ming-Chu Hsu
  • Publication number: 20100004282
    Abstract: This invention relates to a method of treating infection by methicillin-nonsusceptibale bacteria, vancomycin-nonsusceptibale bacteria, penicillin-nonsusceptibale bacteria, clarithromycin-nonsusceptibale bacteria, or metronidazole-nonsusceptibale bacteria by administering to a subject in need thereof an effective amount of a compound of the following formula:
    Type: Application
    Filed: September 8, 2008
    Publication date: January 7, 2010
    Applicant: TaiGen Biotechnology Co., Ltd.
    Inventors: Ming-Chu Hsu, Chi-Hsin Richard King, Shu-Jen Chen, Luke Lin
  • 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
  • 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