Patents by Inventor Lynette M. Oh

Lynette M. Oh 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).

  • Synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones
    Patent number: 7153960
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds are useful as factor Xa inhibitors.
    Type: Grant
    Filed: June 8, 2005
    Date of Patent: December 26, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Jiacheng Zhou, Lynette M. Oh, Philip Ma, Hui-Yin Li, Pasquale Confalone
  • Synthesis of 4,5-dihydro-pyrazolo [3,4-c] pyrid-2-ones
    Patent number: 6919451
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds are useful as factor Xa inhibitors.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: July 19, 2005
    Assignee: Bristol-Myers Squibb Company
    Inventors: Jiacheng Zhou, Lynette M. Oh, Philip Ma, Hui-Yin Li, Pasquale Confalone
  • Synthesis of 4,5-dihydro-pyrazolo [3,4-c] pyrid-2-ones
    Publication number: 20030181466
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described.
    Type: Application
    Filed: December 3, 2002
    Publication date: September 25, 2003
    Inventors: Jiacheng Zhou, Lynette M. Oh, Philip Ma, Hui-Yin Li, Pasquale Confalone
  • Efficient ligand-mediated Ullmann coupling of anilines and azoles
    Patent number: 6541639
    Abstract: The present invention provides of method of preparing phenyl-substituted azoles. This method uses an efficient ligand-accelerated Ullmann coupling reaction of anilines with azoles. The coupling products are useful for preparing factor Xa inhibitors.
    Type: Grant
    Filed: July 25, 2001
    Date of Patent: April 1, 2003
    Assignee: Bristol-Myers Squibb Pharma Company
    Inventors: Jiacheng Zhou, Pasquale N. Confalone, Hui-Yin Li, Philip Ma, Lynette M. Oh, Lucius T. Rossano, Charles G. Clark, Chris Teleha
  • Efficient ligand-mediated ullmann coupling of anilnies and azoles
    Publication number: 20020099225
    Abstract: The present invention provides of method of preparing phenyl-substituted azoles. This method uses an efficient ligand-accelerated Ullmann coupling reaction of anilines with azoles. The coupling products are useful for preparing factor Xa inhibitors.
    Type: Application
    Filed: July 25, 2001
    Publication date: July 25, 2002
    Inventors: Jiacheng Zhou, Pasquale N. Confalone, Hui-Yin Li, Philip Ma, Lynette M. Oh, Lucius T. Rossano, Charles G. Clark, Chris Teleha
  • Method of making arylamino triazolopyridines
    Patent number: 5912348
    Abstract: Method for making 4-arylamino-1-alkyl-?1,2,3!triazolo?4,5-c!pyridines by base-promoted isomerization of 7-alkylamino-3-aryl-?1,2,3!triazolo?4,5-b!pyridines.
    Type: Grant
    Filed: March 19, 1998
    Date of Patent: June 15, 1999
    Assignee: DuPont Pharmaceuticals Company
    Inventors: Jiacheng Zhou, Lynette M. Oh, Rajagopal Bakthavatchalam