Patents by Inventor Yu-Hua Ji

Yu-Hua Ji 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).

  • Patent number: 7560469
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, Ar1, R1, R2, R3, R4, R6, R7, R8, and W are as defined in the specification. The compounds of formula I are mescaline receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: July 14, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu
  • Publication number: 20090176767
    Abstract: This invention provides compounds of formula I: wherein a, b, c, m, p, r, R1, R2, R3, R4, R5, R6, W and X1 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: March 12, 2009
    Publication date: July 9, 2009
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Viengkham Malathong
  • Patent number: 7557126
    Abstract: This invention provides compounds of formula I: wherein a, b, c, e, m, n, Ar1, R1, R2, R3, R4a, R4b, R5 and R6 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: July 7, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, Yan Chen, Craig Husfeld
  • Patent number: 7550595
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, W, Ar1, R1, R2, R3, R4, R6, R7, and R8 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: July 19, 2007
    Date of Patent: June 23, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Patent number: 7524962
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, r, R1, R2, R3, R4, R5, R6, R7, and W are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: April 28, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu
  • Patent number: 7524880
    Abstract: The invention provides a crystalline naphthalene-1,5-disulfonic acid salt of 2-[(S)-1-(8-methylaminooctyl)pyrrolidin-3-yl]-2,2-diphenylacetamide or a solvate thereof. This invention also provides pharmaceutical compositions comprising the salt or prepared using the salt; processes and intermediates for preparing the salt; and methods of using the salt to treat a pulmonary disorder.
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: April 28, 2009
    Assignee: Theravance, Inc.
    Inventors: Li Li, Robert Chao, Adam Hughes, Yu-Hua Ji, Davar Khossravi, Weijiang Zhang
  • Patent number: 7521041
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, W, Ar1, R1, R2, R3, R4, R6, R7, and R8 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: October 12, 2007
    Date of Patent: April 21, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20090088453
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, Ar1, R1, R2, R3, R4, R6, R7, R8, and W are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: December 4, 2008
    Publication date: April 2, 2009
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu
  • Publication number: 20090082397
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, r, R1, R2, R3, R4, R5, R6, R7, and W are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: November 17, 2008
    Publication date: March 26, 2009
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu
  • Publication number: 20090076026
    Abstract: The invention provides compounds of formula I: wherein a, b, c, d, f, W, Q, Y, R1, R2, and R3 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: November 5, 2008
    Publication date: March 19, 2009
    Inventors: Yu-Hua JI, Craig Husfeld, Mathai Mammen, YongQi Mu, Eric L. Stangeland
  • Patent number: 7501442
    Abstract: This invention provides compounds of formula I: wherein a, b, c, m, p, r, R1, R2, R3, R4, R5, R6, W and X1 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: March 10, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, Craig Husfeld
  • Publication number: 20090048299
    Abstract: This invention provides compounds of formula I: wherein a, b, c, m, p, s, t, W, Ar1, X1, R1, R2, R3, R4, R6, and R7 areas defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: October 3, 2008
    Publication date: February 19, 2009
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Trevor Mischki, Viengkham Malathong
  • Patent number: 7491736
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, W, Ar1, R1, R2, R3, R4, R6, R7, and R8 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: July 19, 2007
    Date of Patent: February 17, 2009
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20090023777
    Abstract: This invention provides 4-amino-1-benzylpiperidine and related compounds and pharmaceutically acceptable salts thereof which are useful as muscarinic receptor antagonists. This invention also provides pharmaceutical compositions containing such compounds; processes and intermediates useful for preparing such compounds; and methods for treating disease conditions mediated by muscarinic receptors, such as overactive bladder, irritable bowel syndrome, asthma and chronic obstructive pulmonary disease, using such compounds.
    Type: Application
    Filed: March 6, 2008
    Publication date: January 22, 2009
    Inventors: Mathai Mammen, Richard Wilson, Sarah Dunham, Adam Hughes, Craig Husfeld, Yu-Hua Ji, Li Li, Trevor Mischki, Ioanna Stergiades, David Oare
  • Patent number: 7479562
    Abstract: The invention provides compounds of formula I: wherein a, b, c, d, f, W, Q, Y, R1, R2, and R3 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: March 9, 2006
    Date of Patent: January 20, 2009
    Assignee: Theravance, Inc.
    Inventors: Yu-Hua Ji, Craig Husfeld, Mathai Mammen, YongQi Mu, Eric L. Stangeland
  • Publication number: 20090018165
    Abstract: This invention provides compounds of formula I: wherein a, b, c, d, m, n, p, s, t, W, Ar1, R1, R2, R3, R4, R6, R7, and R8 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Application
    Filed: July 19, 2007
    Publication date: January 15, 2009
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Patent number: 7456199
    Abstract: This invention provides compounds of formula I: wherein a, b, c, m, p, s, t, W, Ar1, X1, R1, R2, R3, R4, R6, and R7 are as defined in the specification. The compounds of formula I are muscarinic receptor antagonists. The invention also provides pharmaceutical compositions containing such compounds, processes and intermediates for preparing such compounds and methods of using such compounds to treat pulmonary disorders.
    Type: Grant
    Filed: March 10, 2005
    Date of Patent: November 25, 2008
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Trevor Mischki, Viengkham Malathong
  • Publication number: 20080161577
    Abstract: This invention is directed to compounds of formula I: wherein R1-R5 and a-e are as defined in the specification; or pharmaceutically-acceptable salt or solvate or stereoisomer thereof. The invention also directed to pharmaceutical compositions containing such compounds; processes and intermediates useful for preparing such compounds; and methods for treating disease conditions mediated by muscarinic receptors using such compounds.
    Type: Application
    Filed: January 30, 2008
    Publication date: July 3, 2008
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang
  • Publication number: 20080146649
    Abstract: This invention is directed to compounds of formula I: wherein R1-R5 and a-e are as defined in the specification; or pharmaceutically-acceptable salt or solvate or stereoisomer thereof. The invention also directed to pharmaceutical compositions containing such compounds; processes and intermediates useful for preparing such compounds; and methods for treating disease conditions mediated by muscarinic receptors using such compounds.
    Type: Application
    Filed: January 30, 2008
    Publication date: June 19, 2008
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang
  • Patent number: 7368463
    Abstract: This invention provides 4-amino-1-benzylpiperidine and related compounds and pharmaceutically acceptable salts thereof which are useful as muscarinic receptor antagonists. This invention also provides pharmaceutical compositions containing such compounds; processes and intermediates useful for preparing such compounds; and methods for treating disease conditions mediated by muscarinic receptors, such as overactive bladder, irritable bowel syndrome, asthma and chronic obstructive pulmonary disease, using such compounds.
    Type: Grant
    Filed: July 9, 2004
    Date of Patent: May 6, 2008
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Richard Wilson, Sarah Dunham, Adam Hughes, Craig Husfeld, Yu-Hua Ji, Li Li, Trevor Mischki, Ioanna Stergiades, David Oare