Patents Examined by Valeria Fee
  • Ureido amino and imino acids, compositions and methods for use
    Patent number: H725
    Abstract: Compounds of the formula ##STR1## wherein X is various amino or imino acids and esters are disclosed. These compounds are useful due to their angiotensin converting enzyme inhibition activity and depending upon the definition of X may also be useful as analgesics due to their enkephalinase inhibition activity.
    Type: Grant
    Filed: February 26, 1987
    Date of Patent: January 2, 1990
    Assignee: E. R. Squibb & Sons, Inc.
    Inventor: Eric M. Gordon