Patents by Inventor Shieh-Shung J. Chen

Shieh-Shung J. Chen 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).

  • Process for the preparation of 3-keto, 5-hydroxy simvastatin analogs
    Patent number: 4965200
    Abstract: A biotransformation for the formation of a 3-keto-5-hydroxy simvastation analog (I) or a 8-acyloxy derivative thereof is disclosed.
    Type: Grant
    Filed: June 23, 1989
    Date of Patent: October 23, 1990
    Assignee: Merck & Co., Inc.
    Inventors: Shieh-Shung J. Chen, Byron H. Arison