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).

  • Publication number: 20080095708
    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: October 12, 2007
    Publication date: April 24, 2008
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Patent number: 7351717
    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: Grant
    Filed: November 21, 2006
    Date of Patent: April 1, 2008
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang
  • Patent number: 7351718
    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: Grant
    Filed: November 21, 2006
    Date of Patent: April 1, 2008
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang
  • Publication number: 20080071088
    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: September 5, 2007
    Publication date: March 20, 2008
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20080058374
    Abstract: The invention provides crystalline forms of biphenyl-2-ylcarbamic acid 1-[2-({3-[2-(4-hydroxybenzylamino)ethylcarbamoyl]benzoyl}methylamino)ethyl]piperidin-4-yl ester, and pharmaceutically acceptable solvates thereof. The crystalline form can be a freebase (Form I or II), a salt such as a hemiedisylate salt or a heminapadisylate salt, or a solvate of a salt such as a heminapadisylate methanolate or a heminapadisylate ethanolate. The invention also provides pharmaceutical compositions comprising these crystalline compounds or prepared using these compounds; processes and intermediates for preparing the crystalline compounds; and methods of using these compounds to treat a pulmonary disorder.
    Type: Application
    Filed: March 8, 2007
    Publication date: March 6, 2008
    Inventors: YongQi Mu, Sean M. Dalziel, Yu-Hua Ji, Leticia Maria Preza
  • Publication number: 20070293461
    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: July 19, 2007
    Publication date: December 20, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, Yong-Qi Mu, Eric Stangeland, Aaron Kushner, Craig Husfeld
  • Publication number: 20070292356
    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: December 20, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20070292357
    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: December 20, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20070265310
    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: Application
    Filed: July 19, 2007
    Publication date: November 15, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20070265305
    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: November 15, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Publication number: 20070254943
    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: Application
    Filed: June 18, 2007
    Publication date: November 1, 2007
    Inventors: Mathai Mammen, Yu-Hua Ji, Yan Chen, Craig Husfeld
  • Patent number: 7288657
    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: March 10, 2005
    Date of Patent: October 30, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Patent number: 7285564
    Abstract: This invention provides 4-amino-1-(pyridylmethyl)piperidine 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 and chronic obstructive pulmonary disease, using such compounds.
    Type: Grant
    Filed: October 29, 2003
    Date of Patent: October 23, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Richard Wilson, Yan Chen, Sarah Dunham, Adam Hughes, Craig Husfeld, Yu-Hua Ji, Li Li, Trevor Mischki, Ioanna Stergiades
  • Patent number: 7265133
    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 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: September 4, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Craig Husfeld, Li Li
  • Patent number: 7262205
    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: August 28, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, YongQi Mu, Eric L. Stangeland, Aaron Kushner, Craig Husfeld
  • Patent number: 7250414
    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: March 10, 2005
    Date of Patent: July 31, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, Yan Chen, Craig Husfeld
  • Publication number: 20070135482
    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: November 21, 2006
    Publication date: June 14, 2007
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang
  • Patent number: 7226946
    Abstract: The invention provides substituted phenol compounds and pharmaceutical compositions containing substituted phenol compounds which are useful for inducing or maintaining anesthesia or sedation in a mammal. This invention also provides methods for inducing or maintaining anesthesia or sedation in a mammal using substituted phenol compounds.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: June 5, 2007
    Assignee: Theravance, Inc.
    Inventors: Thomas E. Jenkins, Yu-Hua Ji, Huiwei Wu, Jennifer Bolton
  • Patent number: 7208515
    Abstract: This invention provides compounds of formula I: wherein a, b, c, e, m, R1, R2, R3, R4a, R4b, R5, 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 5, 2006
    Date of Patent: April 24, 2007
    Assignee: Theravance, Inc.
    Inventors: Mathai Mammen, Yu-Hua Ji, Sarah Dunham, Li Li
  • Publication number: 20070078163
    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: November 21, 2006
    Publication date: April 5, 2007
    Inventors: Mathai Mammen, Adam Hughes, Yu-hua Ji, Li Li, Weijiang Zhang