Patents by Inventor Richard M. Keenan

Richard M. Keenan 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).

  • Substituted imidazoles having angiotensin II receptor blocking activity
    Patent number: 5312828
    Abstract: Angiotensin II receptor antagonists having the formula: ##STR1## which are useful in regulating hypertension and in the treatment of congestive heart failure, renal failure, and glaucoma, pharmaceutical compositions including these antagonists, and methods of using these compounds to produce angiotensin II receptor antagonism in mammals.
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: May 17, 1994
    Inventors: Joseph A. Finkelstein, Richard M. Keenan, Joseph Weinstock
  • Substituted 5-(alkyl)carboxamide imidazoles
    Patent number: 5234917
    Abstract: Angiotensin II receptor antagonists having the formula: ##STR1## which are useful in regulating hypertension and in the treatment of congestive heart failure, renal failure, and glaucoma pharmaceutical compositions including these antagonists, and methods of using these compounds to produce angiotensin II receptor antagonism in mammals.
    Type: Grant
    Filed: November 30, 1990
    Date of Patent: August 10, 1993
    Inventors: Joseph A. Finkelstein, Judith Hempel, Richard M. Keenan, James Samanen, Joseph Weinstock
  • Imidazolyl-alkenoic acids useful as angiotensin II receptor antagonists
    Patent number: 5185351
    Abstract: Angiotensin II receptor antagonists having the formula: ##STR1## which are useful in regulating hypertension and in the treatment of congestive heart failure, renal failure, and glaucoma, pharmaceutical compositions including these antagonists, and methods of using these compounds to produce angiotensin II receptor antagonism in mammals.
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: February 9, 1993
    Assignee: SmithKline Beecham Corporation
    Inventors: Joseph A. Finkelstein, Richard M. Keenan, Joseph Weinstock
  • Substituted 5-((tetrazolyl)alkenyl)imidazoles and pharmaceutical methods of use thereof
    Patent number: 5177096
    Abstract: Angiotensin II receptor antagonists having the formula: ##STR1## which are useful in regulating hypertension and in the treatment of congestive heart failure, renal failure, and glaucoma, pharmaceutical compositions including these antagonists, and methods of using these compounds to produce angiotensin II receptor antagonism in mammals.
    Type: Grant
    Filed: September 28, 1990
    Date of Patent: January 5, 1993
    Assignee: SmithKline Beecham Corporation
    Inventors: Richard M. Keenan, Joseph Weinstock
  • Play sculpture for playground apparatus
    Patent number: D259502
    Type: Grant
    Filed: March 5, 1979
    Date of Patent: June 9, 1981
    Assignee: Game Time, Inc.
    Inventors: Richard M. Keenan, Robert Blaszczyk