Patents by Inventor Amrit Lall

Amrit Lall 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).

  • 4-Aroyl substituted phenoxy methylene-5-tetrazoles
    Patent number: 4166819
    Abstract: This invention provides 4-aroyl substituted phenoxy acetic acids and tetrazoles of the formula ##STR1## wherein R is a phenyl ring, a substituted phenyl ring, or naphthyl; R.sub.1 is --CH.sub.2 COOH or methyl tetrazole, and X.sub.1 and X.sub.2 are each a halogen or loweralkyl, or when taken together form with the two attached carbons a phenyl ring.These compounds are useful as antihypertensive agents, diuretics and uricosuric agents.
    Type: Grant
    Filed: September 6, 1977
    Date of Patent: September 4, 1979
    Assignee: Abbott Laboratories
    Inventors: Peter H. Jones, Dilbagh S. Bariana, Anthony K. L. Fung, Yvonne C. Martin, Jaroslav Kyncl, Amrit Lall
  • 4-Aroyl-substituted phenoxy acetic acids
    Patent number: 4058559
    Abstract: This invention provides 4-aroyl substituted phenoxy acetic acids and tetrazoles of the formula ##STR1## wherein R is a phenyl ring, a substituted phenyl ring, or naphthyl; R.sub.1 is --CH.sub.2 COOH or methyl tetrazole, and X.sub.1 and X.sub.2 are each a halogen or loweralkyl, or when taken together form with the two attached carbons a phenyl ring.These compounds are useful as antihypertensive agents, diuretics and uricosuric agents.
    Type: Grant
    Filed: September 24, 1975
    Date of Patent: November 15, 1977
    Assignee: Abbott Laboratories
    Inventors: Peter Hadley Jones, Dilbagh Singh Bariana, Anthony Kei Lun Fung, Yvonne Connolly Martin, Jaroslav Kyncl, Amrit Lall