Patents by Inventor Puwen Zhang

Puwen Zhang 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: 7488822
    Abstract: This invention provides compounds of Formula (I): wherein R1 and R2 are independent substituents or are fused to form spirocyclic rings; R3, RC, and R4 are as defined herein; and R5 is a substituted benzene ring or a substituted five or six membered heterocyclic ring having in its backbone 1, 2, or 3 heteroatoms including O, S, SO, SO2 or NR6; or pharmaceutically acceptable salt thereof, as well as pharmaceutical compositions and methods using the compounds as antagonists of the progesterone receptor.
    Type: Grant
    Filed: January 29, 2004
    Date of Patent: February 10, 2009
    Assignee: Wyeth
    Inventors: Puwen Zhang, Eugene A. Terefenko, Andrew Fensome, Jay E. Wrobel, Horace Fletcher, III, Lin Zhi, Todd K. Jones, James P. Edwards, Christopher M. Tegley
  • Patent number: 7414142
    Abstract: Compounds of formula I, wherein R1-R9 and n are defined herein, and pharmaceutical compositions and kits containing these compounds are provided. Also provided are methods of inducing contraception, providing hormone replacement therapy, treating cycle-related symptoms, or treating or preventing benign or malignant neoplastic disease using the compounds of formula I or formula II, wherein R3-R5, R10, and R11 are defined herein.
    Type: Grant
    Filed: September 18, 2006
    Date of Patent: August 19, 2008
    Assignee: Wyeth
    Inventors: Puwen Zhang, Jeffrey Curtis Kern, Eugene Anthony Terefenko, Eugene John Trybulski
  • Publication number: 20080194654
    Abstract: The present invention is directed to hydroxy-substituted aryl sulfamide derivatives of formula I: or a pharmaceutically acceptable salt, stereoisomer or tautomer thereof, which are monoamine reuptake inhibitors, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions, including, inter alia, vasomotor symptoms, sexual dysfunction, gastrointestinal disorders and genitourinary disorder, depression disorders, endogenous behavioral disorders, cognitive disorders, diabetic neuropathy, pain, and other diseases or disorders.
    Type: Application
    Filed: December 12, 2007
    Publication date: August 14, 2008
    Applicant: Wyeth
    Inventors: Casey Cameron McComas, Andrew Fensome, Joel Adam Goldberg, Charles William Mann, David John O'Neill, Joseph Peter Sabatucci, Eugene Anthony Terefenko, Eugene John Trybulski, An Thien Vu, Puwen Zhang
  • Publication number: 20080167303
    Abstract: The present invention is directed to aryl sulfamide derivatives of formula I: or a pharmaceutically acceptable salt, stereoisomer or tautomer thereof, which are monoamine reuptake inhibitors, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions, including, inter alia, vasomotor symptoms, sexual dysfunction, gastrointestinal disorders and genitourinary disorder, depression disorders, endogenous behavioral disorders, cognitive disorders, diabetic neuropathy, pain, and other diseases or disorders.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 10, 2008
    Applicant: Wyeth
    Inventors: Casey Cameron McComas, Stephen Todd Cohn, Andrew Fensome, Joel Adam Golderg, Charles William Mann, Michael Anthony Marella, David John O'Neill, Joseph Peter Sabatucci, Eugene Anthony Terefenko, Eugene John Trybulski, An Thien Vu, Richard Page Woodworth, Puwen Zhang
  • Publication number: 20080161295
    Abstract: The present invention is directed to substituted benzothiadiazinedioxide derivatives of formula I: or a pharmaceutically acceptable salt, stereoisomer or tautomer thereof, which are monoamine reuptake inhibitors, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions, including, inter alia, vasomotor symptoms, sexual dysfunction, gastrointestinal disorders and genitourinary disorder, depression disorders, endogenous behavioral disorders, cognitive disorders, diabetic neuropathy, pain, and other diseases or disorders.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 3, 2008
    Applicant: Wyeth
    Inventors: Joel Adam Goldberg, Andrew Fensome, Casey Cameron McComas, Puwen Zhang
  • Publication number: 20080161366
    Abstract: The present invention is directed to aminoalkyl-substituted aryl sulfamide derivatives of formula I: or a pharmaceutically acceptable salt, stereoisomer or tautomer thereof, which are monoamine reuptake inhibitors, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions, including, inter alia, vasomotor symptoms, sexual dysfunction, gastrointestinal disorders and genitourinary disorder, depression disorders, endogenous behavioral disorders, cognitive disorders, diabetic neuropathy, pain, and other diseases or disorders.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 3, 2008
    Applicant: Wyeth
    Inventors: Casey Cameron McComas, Stephen Todd Cohn, Matthew Lantz Crawley, Andrew Fensome, Joel Adam Goldberg, Douglas John Jenkins, Callain Younghee Kim, Paige Erin Mahaney, Charles William Mann, Michael Anthony Marella, David John O'Neill, Joseph Peter Sabatucci, Eugene Anthony Terefenko, Eugene John Trybulski, An Thien Vu, Richard Page Woodworth, Puwen Zhang
  • Publication number: 20080153873
    Abstract: The present invention is directed to dihydrobenzofuranyl derivatives of formula I: or a pharmaceutically acceptable salt thereof, which are monoamine reuptake inhibitors, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions, including, inter alia, vasomotor symptoms sexual dysfunction, gastrointestinal disorders and genitourinary disorder, depression disorders, endogenous behavioral disorder, cognitive disorder, diabetic neuropathy, pain, and other diseases or disorders.
    Type: Application
    Filed: December 12, 2007
    Publication date: June 26, 2008
    Applicant: Wyeth
    Inventors: Puwen Zhang, Joseph Peter Sabatucci, Eugene Anthony Terefenko, Eugene John Trybulski
  • Publication number: 20080139530
    Abstract: This invention provides progesterone receptor modulators having the structure: wherein R1 to R7, X, and Q are as defined in the specification; or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 28, 2007
    Publication date: June 12, 2008
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jay Edward Wrober, Eugene Anthony Terefenko, Jeffrey Curtis Kern
  • Publication number: 20080119537
    Abstract: Compounds of formula I or II and pharmaceutical compositions and kits containing these compounds are provided. Also provided are methods of inducing contraception, providing hormone replacement therapy, treating cycle-related symptoms, or treating or preventing benign or malignant neoplastic disease using the compounds of formula I, formula II, or formula III.
    Type: Application
    Filed: November 16, 2007
    Publication date: May 22, 2008
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern, Eugene Terefenko, Eugene Trybulski
  • Publication number: 20080113964
    Abstract: This invention provides progesterone receptor modulators having the structure: wherein R1 to R7, X, and Q are as defined in the specification; or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: November 28, 2007
    Publication date: May 15, 2008
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jay Edward Wrobel, Eugene Anthony Terefenko, Jeffrey Curtis Kern
  • Publication number: 20080085938
    Abstract: The present invention is directed to arylamino-arylpropanolamine derivatives of formula I: or a pharmaceutically acceptable salt thereof, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromyalgia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, and combinations thereof.
    Type: Application
    Filed: October 2, 2007
    Publication date: April 10, 2008
    Applicant: Wyeth
    Inventors: An Thien Vu, Stephen Todd Cohn, Eugene Anthony Terefenko, William Jay Moore, Puwen Zhang, Paige Erin Mahaney, Eugene John Trybulski
  • Patent number: 7354915
    Abstract: Compounds having the structure of formula I are provided. In formula I, R1 is H, OH, substituted or unsubstituted C1 to C3 alkyl, C1 to C3 perfluoroalkyl, or COR6; R6 is H, substituted or unsubstituted C1 to C4 alkyl, aryl, substituted or unsubstituted C1 to C4 alkoxy, substituted or unsubstituted C1 to C3 aminoalkyl; R2 and R3 are H, substituted or unsubstituted C1 to C6 alkyl, C1 to C6 perfluoroalkyl, substituted or unsubstituted C2 to C6 alkenyl, substituted or unsubstituted C2 to C6 alkynyl, substituted or unsubstituted C3 to C6 cycloalkyl, substituted or unsubstituted aryl, or substituted or unsubstituted heterocyclic; or R2 and R3 are fused to form spirocyclic rings; R4 is NHR7, OR7, NHSO2R7, or OSO2R7; Q is O, S, NR8, or CR9R10; or a pharmaceutically acceptable salt, ester, or prodrug thereof.
    Type: Grant
    Filed: May 21, 2007
    Date of Patent: April 8, 2008
    Assignee: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern
  • Patent number: 7323455
    Abstract: This invention provides progesterone receptor modulators having the structure: wherein R1 to R7, X, and Q are as defined in the specification; or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: March 22, 2005
    Date of Patent: January 29, 2008
    Assignee: Wyeth
    Inventors: Puwen Zhang, Jay Edward Wrobel, Eugene Anthony Terefenko, Jeffrey Curtis Kern
  • Patent number: 7319152
    Abstract: Compounds of formula I or II are provided, wherein R1-R8 are defined herein, and pharmaceutical compositions and kits containing these compounds.
    Type: Grant
    Filed: September 18, 2006
    Date of Patent: January 15, 2008
    Assignee: Wyeth
    Inventors: Puwen Zhang, Jeffrey Curtis Kern, Eugene Anthony Terefenko, Eugene John Trybulski
  • Publication number: 20070259944
    Abstract: This invention relates to substituted indoline derivative compounds which are antagonists of the progesterone receptor, their preparation and pharmaceutical utility, particularly including contraception and treatment of benign or malignant neoplastic diseases, having the general structure: wherein R1 and R2 may be single substituents or fused to form spirocyclic rings.
    Type: Application
    Filed: June 22, 2007
    Publication date: November 8, 2007
    Applicant: Wyeth
    Inventors: Andrew Fensome, Lori Miller, John Ullrich, Reinhold Bender, Puwen Zhang, Jay Wrobel, Lin Zhi, Todd Jones, James Edwards, Christopher Tegley
  • Publication number: 20070225281
    Abstract: Compounds having the structure of formula I are provided. In formula I, R1 is H, OH, substituted or unsubstituted C1 to C3 alkyl, C1 to C3 perfluoroalkyl, or COR6; R6 is H, substituted or unsubstituted C1 to C4 alkyl, aryl, substituted or unsubstituted C1 to C4 alkoxy, substituted or unsubstituted C1 to C3 aminoalkyl; R2 and R3 are H, substituted or unsubstituted C1 to C6 alkyl, C1 to C6 perfluoroalkyl, substituted or unsubstituted C2 to C6 alkenyl, substituted or unsubstituted C2 to C6 alkynyl, substituted or unsubstituted C3 to C6 cycloalkyl, substituted or unsubstituted aryl, or substituted or unsubstituted heterocyclic; or R2 and R3 are fused to form spirocyclic rings; R4 is NHR7, OR7, NHSO2R7, or OSO2R7; Q is O, S, NR8, or CR9R10; or a pharmaceutically acceptable salt, ester, or prodrug thereof. Such compounds are useful as progesterone receptor modulators and for treating progesterone receptor related conditions.
    Type: Application
    Filed: May 21, 2007
    Publication date: September 27, 2007
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern
  • Patent number: 7268149
    Abstract: The present invention provides methods of treating skin disorders includes delivering to a mammal a composition containing a compound of formula I, or tautomers thereof, in a regimen, wherein formula I is: and wherein R1-R5 and Q1 are defined as described herein. Specifically, methods for treating acne, hirsutism, and conditioning the skin are described. Also provided are novel PR modulators of formula II.
    Type: Grant
    Filed: June 23, 2003
    Date of Patent: September 11, 2007
    Assignee: Wyeth
    Inventors: Andrew Fensome, Diane Deborah Harrison, Richard Craig Winneker, Puwen Zhang, Jeffrey Curtis Kern, Eugene Anthony Terefenko
  • Patent number: 7253203
    Abstract: This invention relates to substituted indoline derivative compounds which are antagonists of the progesterone receptor, their preparation and pharmaceutical utility, particularly including contraception and treatment of benign or malignant neoplastic diseases, having the general structure: wherein R1 and R2 may be single substituents or fused to form spirocyclic rings.
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: August 7, 2007
    Assignee: Wyeth
    Inventors: Andrew Fensome, Lori L. Miller, John W. Ullrich, Reinhold H. W. Bender, Puwen Zhang, Jay E. Wrobel, Lin Zhi, Todd K. Jones, James P. Edwards, Christopher M. Tegley
  • Patent number: 7247625
    Abstract: Compounds having the structure of formula I are provided. In formula I, R1 is H, OH, substituted or unsubstituted C1 to C3 alkyl, C1 to C3 perfluoroalkyl, or COR6; R6 is H, substituted or unsubstituted C1 to C4 alkyl, aryl, substituted or unsubstituted C1 to C4 alkoxy, substituted or unsubstituted C1 to C3 aminoalkyl; R2 and R3 are H, substituted or unsubstituted C1 to C6 alkyl, C1 to C6 perfluoroalkyl, substituted or unsubstituted C2 to C6 alkenyl, substituted or unsubstituted C2 to C6 alkynyl, substituted or unsubstituted C3 to C6 cycloalkyl, substituted or unsubstituted aryl, or substituted or unsubstituted heterocyclic; or R2 and R3 are fused to form spirocyclic rings; R4 is NHR7, OR7, NHSO2R7, or OSO2R7; Q is O, S, NR8, or CR9R10; or a pharmaceutically acceptable salt, ester, or prodrug thereof. Such compounds are useful as progesterone receptor modulators and for treating progesterone receptor related conditions.
    Type: Grant
    Filed: September 21, 2004
    Date of Patent: July 24, 2007
    Assignee: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern
  • Publication number: 20070072928
    Abstract: The present invention is directed to substituted propylamine derivatives of formula I: or a pharmaceutically acceptable salt thereof, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromylagia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, and combinations thereof.
    Type: Application
    Filed: September 27, 2006
    Publication date: March 29, 2007
    Applicant: Wyeth
    Inventors: Casey McComas, Puwen Zhang, Eugene Terefenko, An Vu, Stephen Cohn