Patents by Inventor Gerald E. Stokker

Gerald E. Stokker 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).

  • Patent number: 5298655
    Abstract: The present invention is directed to farnesyl pyrophosphate analogs which inhibit farnesyl-protein transferase (FTase) and the farnesylation of the oncogene protein Ras. The invention is further directed to chemotherapeutic compositions containing the compounds of this invention, and methods for inhibiting farnesyl-protein transferase and the farnesylation of the oncogene protein Ras.
    Type: Grant
    Filed: September 27, 1991
    Date of Patent: March 29, 1994
    Assignee: Merck & Co., Inc.
    Inventors: Neville J. Anthony, Ta-Jyh Lee, Robert L. Smith, Gerald E. Stokker
  • Patent number: 5116870
    Abstract: Novel 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors are useful as antihypercholesterolemic agents and are represented by the following general structural formula (II): ##STR1##
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: May 26, 1992
    Assignee: Merck & Co., Inc.
    Inventors: Robert L. Smith, Wasyl Halczenko, George D. Hartman, Gerald E. Stokker, Edward S. Inamine, Otto D. Hensens, David R. Houck, Ta J. Lee
  • Patent number: 5053525
    Abstract: Mevinolin-like compounds in which the lactone is opened and the hydroxyl function produced thereby is replaced by an oxo function are potent HMG-CoA reductase inhibitors possessing one less asymmetric center.
    Type: Grant
    Filed: February 13, 1986
    Date of Patent: October 1, 1991
    Assignee: Merck & Co., Inc.
    Inventors: William F. Hoffman, Ta J. Lee, Gerald E. Stokker
  • Patent number: 5041562
    Abstract: Processes and intermediates are disclosed for the formation of compounds of formula (I) and (II): ##STR1##
    Type: Grant
    Filed: June 9, 1989
    Date of Patent: August 20, 1991
    Assignee: Merck & Co., Inc.
    Inventors: Gerald E. Stokker, Ta J. Lee
  • Patent number: 5021453
    Abstract: Compounds of formula (I) and (II): ##STR1## are HMG-CoA reductase inhibitors.
    Type: Grant
    Filed: June 6, 1990
    Date of Patent: June 4, 1991
    Assignee: Merck & Co., Inc.
    Inventors: Henry Joshua, Kenneth E. Wilson, Michael S. Schwartz, Ta J. Lee, Gerald E. Stokker
  • Patent number: 5001241
    Abstract: Processes and intermediates are disclosed for the formation of compounds of formula (I) and (II): ##STR1##
    Type: Grant
    Filed: February 2, 1990
    Date of Patent: March 19, 1991
    Assignee: Merck & Co., Inc.
    Inventors: Gerald E. Stokker, Ta J. Lee
  • Patent number: 4968693
    Abstract: Compounds of formula (I) and (II): ##STR1## are HMG-CoA reductase inhibitors.
    Type: Grant
    Filed: June 9, 1989
    Date of Patent: November 6, 1990
    Assignee: Merck & Co., Inc.
    Inventors: Henry Joshua, Kenneth E. Wilson, Michael S. Schwartz, Ta J. Lee, Gerald E. Stokker
  • Patent number: 4940727
    Abstract: Novel 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors are useful as anti-hypercholesterolemic agents and are represented by the following general structural formulae (I) and (II): ##STR1##
    Type: Grant
    Filed: October 6, 1988
    Date of Patent: July 10, 1990
    Assignee: Merck & Co., Inc.
    Inventors: Edward S. Inamine, Otto D. Hensens, David R. Houck, Ta J. Lee, Robert L. Smith, Wasyl Halczenko, George D. Hartman, Gerald E. Stokker
  • Patent number: 4902709
    Abstract: Novel antihypercholesterolemic compounds of structure (I) or (II), ##STR1## pharmaceutically acceptable salts, thereof and a novel process for preparing compounds of structure I, are disclosed.
    Type: Grant
    Filed: August 12, 1988
    Date of Patent: February 20, 1990
    Assignee: Merck & Co., Inc.
    Inventor: Gerald E. Stokker
  • Patent number: 4855321
    Abstract: Novel 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors which are useful as antihypercholesterolemic agents and are represented by the following general structural formulae (I) and (II): ##STR1## and pharmaceutically acceptable salts of the compounds (II) in which Z is hydrogen are disclosed.
    Type: Grant
    Filed: July 18, 1988
    Date of Patent: August 8, 1989
    Assignee: Merck & Co., Inc.
    Inventors: Robert L. Smith, Gerald E. Stokker
  • Patent number: 4789682
    Abstract: Novel antihypercholesterolemic compounds of structure (I) or (II), ##STR1## pharmaceutically acceptable salts, thereof and a novel process for preparing compounds of structure I, are disclosed.
    Type: Grant
    Filed: March 17, 1987
    Date of Patent: December 6, 1988
    Assignee: Merck & Co., Inc.
    Inventor: Gerald E. Stokker
  • Patent number: 4772626
    Abstract: Novel 3-hydroxy-3-methylglutaryl-coenzyme A (HMG-CoA) reductase inhibitors which are useful as antihypercholesterolemic agents and are represented by the following general structural formulae (I) and (II): ##STR1## and pharmaceutically acceptable salts of the compounds (II) in which Z is hydrogen are disclosed.
    Type: Grant
    Filed: January 31, 1986
    Date of Patent: September 20, 1988
    Assignee: Merck & Co., Inc.
    Inventors: Robert L. Smith, Gerald E. Stokker
  • Patent number: 4588820
    Abstract: An external bond at the 6-position of a 3,4,5,6-tetrahydro-2H-pyran-2-one, as found in the 3-hydroxy-3-methylglutaryl-coenzyme A reductase inhibitors, is readily epimerized by treating an amide of the corresponding hydroxy acid with a sulfonyl chloride reagent.
    Type: Grant
    Filed: June 11, 1984
    Date of Patent: May 13, 1986
    Assignee: Merck & Co., Inc.
    Inventor: Gerald E. Stokker
  • Patent number: 4356313
    Abstract: The invention relates to novel [(5,6,9a-substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)oxy]alkanoi c and cycloalkanoic acids and their analogs, esters, salts and derivatives. These compounds are synthesized by methods selected from a number of synthetic routes depending on the particular structure, choice of intermediate or preferred reaction sequence. The compounds are useful in the treatment and prevention of injury to the brain and spinal chord due to accidents, ischemic stroke and hydrocephalus; compositions for such uses are also disclosed.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: October 26, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Gerald E. Stokker, Norman P. Gould
  • Patent number: 4356314
    Abstract: The invention relates to novel [(5,6,9a-substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)oxy]alkanoi c and cycloalkanoic acids, and their analogs, esters, salts and derivatives. These compounds are synthesized by methods selected from a number of synthetic routes depending on the particular structure, choice of intermediate or preferred reaction sequence. The compounds are useful in the treatment and prevention of injury to the brain and spinal chord due to accidents, ischemic stroke and hydrocephalus; compositions for such uses are also disclosed.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: October 26, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Gerald E. Stokker, Norman P. Gould
  • Patent number: 4337354
    Abstract: The invention relates to novel [(5,6,9a-substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)oxy]alkanoi c and cycloalkanoic acid and their analogs, esters, salts and derivatives. These compounds are synthesized by methods selected from a number of synthetic routes depending on the particular structure, choice of intermediate or preferred reaction sequence. The compounds are useful in the treatment and prevention of injury to the brain and spinal chord due to accidents, ischemic stroke and hydrocephalus; compositions for such uses are also disclosed.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: June 29, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Gerald E. Stokker, Norman P. Gould
  • Patent number: 4317922
    Abstract: The invention relates to novel [(5,6,9a-substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)-oxy]alkano ic and cycloalkanoic acids and their analogs, esters, salts and derivatives. These compounds are synthesized by methods selected from a number of synthetic routes depending on the particular structure, choice of intermediate or preferred reaction sequence. The compounds are useful in the treatment and prevention of injury to the brain and spinal chord due to accidents, ischemic stroke and hydrocephalus; compositions for such uses are also disclosed.
    Type: Grant
    Filed: February 19, 1981
    Date of Patent: March 2, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Gerald E. Stokker, Norman P. Gould
  • Patent number: 4316043
    Abstract: The invention relates to novel [(5,6,9a-substituted-3-oxo-1,2,9,9a-tetrahydro-3H-fluoren-7-yl)-oxy]alkano ic and cycloalkanoic acids and their analogs, esters, salts and derivatives. These compounds are synthesized by methods selected from a number of synthetic routes depending on the particular structure, choice of intermediate or preferred reaction sequence. The compounds are useful in the treatment and prevention of injury to the brain and spinal chord due to accidents, ischemic stroke and hydrocephalus; compositions for such uses are also disclosed.
    Type: Grant
    Filed: December 19, 1980
    Date of Patent: February 16, 1982
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Gerald E. Stokker, Norman P. Gould
  • Patent number: 4308378
    Abstract: Biologically inactive cis-6-(substituted-arylethenyl)-3,4,5,6-tetrahydro-4-hydroxy-2H-pyran-2-on es are isomerized to the corresponding anti-hypercholesterolemic trans-isomers by heating in the presence of a heavy metal salt.
    Type: Grant
    Filed: September 2, 1980
    Date of Patent: December 29, 1981
    Assignee: Merck & Co., Inc.
    Inventor: Gerald E. Stokker
  • Patent number: 4221790
    Abstract: The invention relates to novel 2,2-dioxo-1,2,3-benzoxathiazines substituted in the benzene nucleus, as well as the 3,4-dihydro analogs thereof, useful as anti-inflammatory, antipyretic, analgesic agents.
    Type: Grant
    Filed: April 16, 1979
    Date of Patent: September 9, 1980
    Assignee: Merck & Co., Inc.
    Inventors: Edward J. Cragoe, Jr., Robert L. Smith, Gerald E. Stokker