Patents by Inventor George Klemm

George Klemm 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).

  • Processes for the preparation of 3-(4-(2,4-difluorobenzyloxy)-3-bromo-6-methyl-2-oxopyridin-1(2H)-yl)-N,4-dimethylbenzamide
    Patent number: 7906536
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Grant
    Filed: December 12, 2007
    Date of Patent: March 15, 2011
    Assignee: Pfizer Inc
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoest, Randy Geurink
  • Synthesis of diaryl pyrazoles
    Patent number: 7759497
    Abstract: A process for the qualitative preparation of 3-haloalkyl-1H-pyrazoles suitable for efficient, high payload commercial application.
    Type: Grant
    Filed: September 7, 2006
    Date of Patent: July 20, 2010
    Assignee: Pfizer Inc.
    Inventors: Leo J. Letendre, William D. McGhee, Cynthia Snoddy, George Klemm, Henry T. Gaud
  • PROCESSES FOR THE PREPARATION OF 3-(4-(2,4-DIFLUOROBENZYLOXY)-3-BROMO-6-METHYL-2-OXOPYRIDIN-1(2H)-YL)-N,4-DIMETHYLBENZAMIDE
    Publication number: 20080177077
    Abstract: This invention is directed generally to processes for the preparation of compounds of Formula I: wherein R2, R3, R4, R5, X1, X2, X3, X4, X5, X6 are as defined in the specification.
    Type: Application
    Filed: December 12, 2007
    Publication date: July 24, 2008
    Inventors: Daniel Dukesherer, Michael Mao, Richard Vonder Embse, Gopi Yalamanchili, Rajappa Vaidyanathan, Brian Chekal, George Klemm, Ronald VanderRoset, Randy Geurink
  • SYNTHESIS OF DIARYL PYRAZOLES
    Publication number: 20070004924
    Abstract: A process for the qualitative preparation of 3-haloalkyl-1H-pyrazoles suitable for efficient, high payload commercial application.
    Type: Application
    Filed: September 7, 2006
    Publication date: January 4, 2007
    Inventors: Leo Letendre, William McGhee, Cynthia Snoddy, George Klemm, Henry Graud
  • Synthesis of diaryl pyrazoles
    Patent number: 7141678
    Abstract: A process for the qualitative preparation of 3-haloalkyl-1H-pyrazoles suitable for efficient, high payload commercial application.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: November 28, 2006
    Assignee: Pharmacia Corporation
    Inventors: Leo J. Letendre, William D. McGhee, Cynthia Snoddy, George Klemm, Henry T. Gaud
  • Synthesis of diaryl pyrazoles
    Publication number: 20040024225
    Abstract: A process for the qualitative preparation of 3-haloalkyl-1H-pyrazoles suitable for efficient, high payload commercial application.
    Type: Application
    Filed: May 23, 2003
    Publication date: February 5, 2004
    Applicant: Pharmacia Corporation
    Inventors: Leo J. Letendre, William D. McGhee, Cynthia Snoddy, George Klemm, Henry T. Gaud