Patents by Inventor Karnail Atwall

Karnail Atwall 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).

  • Antihypertensive 1,5-benzothiazepine derivatives, compositions, and method of use therefor
    Patent number: 4654335
    Abstract: Compounds of formula ##STR1## wherein X is S or SO.sub.2, R.sub.4 is aryl or hetero, and R.sub.1 is hydrogen or ##STR2## are disclosed. These compounds are useful as cardiovascular agents and especially as anti-hypertensive agents.
    Type: Grant
    Filed: July 11, 1985
    Date of Patent: March 31, 1987
    Assignee: E. R. Squibb & Sons, Inc.
    Inventor: Karnail Atwall