Patents by Inventor Yuan Cheng, legal representative

Yuan Cheng, legal representative 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).

  • Pyrrolidine modulators of CCR5 chemokine receptor activity
    Patent number: 7125887
    Abstract: Pyrrolidine compounds of Formula (I), (wherein R1, R2, R3, R4, R5, R6a, R6b, R7 and R8 are defined herein) are described. The compounds are modulators of CCR5 chemokine receptor activity. The compounds are useful, for example, in the prevention or treatment of infection by HIV and the treatment of AIDS, as compounds or pharmaceutically acceptable salts, or as ingredients in pharmaceutical compositions, optionally in combination with other antivirals, immunomodulators, antibiotics or vaccines.
    Type: Grant
    Filed: October 9, 2001
    Date of Patent: October 24, 2006
    Assignee: Merck & Co., Inc.
    Inventors: Jeffrey J. Hale, Charles G. Caldwell, Dooseop Kim, Dong-Ming Shen, Sander G. Mills, Kevin T. Chapman, Liya Chen, Malcolm MacCoss, Amy Gentry, Christopher L. Lynch, Yuan Cheng, legal representative, Christopher A. Willoughby, deceased