Patents by Inventor Jeffrey Allen Pfefferkorn

Jeffrey Allen Pfefferkorn 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: 8329920
    Abstract: The present invention provides Formula (1A) compounds that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. X, Y, Z, R1, R2, R3, and R4 are as described herein.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: December 11, 2012
    Assignee: Pfizer Inc.
    Inventors: John William Benbow, Jihong Lou, Jeffrey Allen Pfefferkorn, Meihua Mike Tu
  • Publication number: 20120225910
    Abstract: The present invention provides Formula (1A) compounds that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. X, Y, Z, R1, R2, R3, and R4 areas described herein.
    Type: Application
    Filed: April 23, 2012
    Publication date: September 6, 2012
    Applicant: PFIZER INC.
    Inventors: Jeffrey Allen Pfefferkorn, Meihua Mike Tu
  • Publication number: 20120202834
    Abstract: The present invention provides a compound of Formula (I) or a pharmaceutically acceptable salt thereof wherein R1, R2, R3, A1, A2, A3, A4, L, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Application
    Filed: February 7, 2012
    Publication date: August 9, 2012
    Applicant: PFIZER INC.
    Inventors: Gary Erik Aspnes, Mary Theresa Didiuk, Kevin James Filipski, Angel Guzman-Perez, Esther Cheng Yin Lee, Jeffrey Allen Pfefferkorn, Benjamin Dawson Stevens, Meihua Mike Tu
  • Publication number: 20120165343
    Abstract: The present invention provides a compound of Formula (I) or a pharmaceutically acceptable salt thereof wherein R1, R2, R3, A1, A2, A3, A4, L, B1, B2, B3 and B4 are as defined herein. The compounds of Formula I have been found to act as glucagon antagonists or inverse agonists. Consequently, the compounds of Formula I and the pharmaceutical compositions thereof are useful for the treatment of diseases, disorders, or conditions mediated by glucagon.
    Type: Application
    Filed: December 22, 2011
    Publication date: June 28, 2012
    Applicant: Pfizer Inc.
    Inventors: Gary Erik Aspnes, Mary Theresa Didiuk, Kevin James Filipski, Angel Guzman-Perez, Jeffrey Allen Pfefferkorn, Benjamin Dawson Stevens, Meihua Mike Tu
  • Patent number: 8071606
    Abstract: The present invention provides compounds of Formula (I) that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. The variables R1, R2, R3 and R4 are as described herein.
    Type: Grant
    Filed: January 20, 2010
    Date of Patent: December 6, 2011
    Assignee: Pfizer Inc.
    Inventors: John William Benbow, Jeffrey Allen Pfefferkorn
  • Publication number: 20110230445
    Abstract: The present invention provides Formula (1A) compounds that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. X, Y, Z, R1, R2, R3, and R4 are as described herein.
    Type: Application
    Filed: May 26, 2011
    Publication date: September 22, 2011
    Inventors: John William Benbow, Jihong Lou, Jeffrey Allen Pfefferkorn, Meihua Mike Tu
  • Patent number: 7977367
    Abstract: The present invention provides Formula (1A) compounds that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. X, Y, Z, R1, R2, R3, and R4 are as described herein.
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: July 12, 2011
    Assignee: Pfizer Inc
    Inventors: John William Benbow, Jihong Lou, Jeffrey Allen Pfefferkorn, Meihua Mike Tu
  • Publication number: 20100234285
    Abstract: The present invention provides compounds of Formula (I) that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase.
    Type: Application
    Filed: March 10, 2010
    Publication date: September 16, 2010
    Inventors: Jeffrey Allen Pfefferkorn, Anthony Lai Ling
  • Publication number: 20100184777
    Abstract: The present invention provides compounds of Formula (I) that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. The variables R1, R2, R3 and R4 are as described herein.
    Type: Application
    Filed: January 20, 2010
    Publication date: July 22, 2010
    Inventors: John William Benbow, Jeffrey Allen Pfefferkorn
  • Publication number: 20100063063
    Abstract: The present invention provides Formula (1A) compounds that act as glucokinase activators; pharmaceutical compositions thereof; and methods of treating diseases, disorders, or conditions mediated by glucokinase. X, Y, Z, R1, R2, R3, and R4 are as described herein.
    Type: Application
    Filed: September 9, 2009
    Publication date: March 11, 2010
    Inventors: John William Benbow, Jihong Lou, Jeffrey Allen Pfefferkorn, Meihua Mike Tu
  • Patent number: 7026339
    Abstract: The present invention relates to compounds, process for their synthesis, compositions and methods for the treatment and prevention of hepatitis C virus (HCV) infection. In particular, the present invention provides novel compounds, pharmaceutical compositions containing such compounds and methods for using these compounds in the treatment or prevention of HCV infection. The present invention also provides processes and intermediates for the synthesis of these compounds.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: April 11, 2006
    Inventors: Fan Yang, Bo Zhang, Nancy Anne Wicnienski, Jeffrey Allen Pfefferkorn, Meredith L. Greene, Ke Chen, Richard A. Nugent, Matthew Todd Reding, Robert Charles Kelly, Mark A. Mitchell, Lee A. Funk, Richard Frederick Heier, III, Rebecca Merry Anderson