Patents by Inventor William Charles Ripka

William Charles Ripka 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: 6951878
    Abstract: The present invention provides novel compounds, novel compositions, methods of their use, and methods of their manufacture, where such compounds are pharmacologically useful inhibitors of Protein Tyrosine Phosphatases (PTPase's) such as PTP1B, CD45, SHP-1, SHP-2, PTP?, LAR and HePTP or the like. The compounds are useful in the treatment of type I diabetes, type II diabetes, impaired glucose tolerance, insulin resistance, obesity, immune dysfunctions including autoimmunity diseases with dysfunctions of the coagulation system, allergic diseases including asthma, osteoporosis, proliferative disorders including cancer and psoriasis, diseases with decreased or increased synthesis or effects of growth hormone, diseases with decreased or increased synthesis of hormones or cytokines that regulate the release of/or response to growth hormone, diseases of the brain including Alzheimer's disease and schizophrenia, and infectious diseases.
    Type: Grant
    Filed: May 28, 2002
    Date of Patent: October 4, 2005
    Assignee: Novo Nordisk A/S
    Inventors: Niels Peter Hundahl Møller, Henrik Sune Andersen, Lars Fogh Iversen, Ole Hvilsted Olsen, Sven Branner, Daniel Dale Holsworth, Farid Bakir, Luke Milburn Judge, Frank Urban Axe, Todd Kevin Jones, William Charles Ripka, Yu Ge, Roy Teruyuki Uyeda
  • Publication number: 20030069267
    Abstract: The present invention provides novel compounds, novel compositions, methods of their use, and methods of their manufacture, where such compounds are pharmacologically useful inhibitors of Protein Tyrosine Phosphatases (PTPase's) such as PTP1B, CD45, SHP-1, SHP-2, PTP&agr;, LAR and HePTP or the like.
    Type: Application
    Filed: May 28, 2002
    Publication date: April 10, 2003
    Inventors: Niels Peter Hundahl Moller, Henrik Sune Andersen, Lars Fogh Iversen, Ole Hvilsted Olsen, Sven Branner, Daniel Dale Holsworth, Farid Bakir, Luke Milburn Judge, Frank Urban Axe, Todd Kevin Jones, William Charles Ripka, Yu Ge, Roy Teruyuki Uyeda
  • Patent number: 6410586
    Abstract: The present invention provides novel compounds, novel compositions, methods of their use, and methods of their manufacture, where such compounds are pharmacologically useful inhibitors of Protein Tyrosine Phosphatases (PTPase's) such as PTP1B. CD45, SHP-1, SHP-2, PTP&agr;, LAR and HePTP or the like. The compounds are useful in the treatment of type I diabetes, type II diabetes, impaired glucose tolerance, insulin resistance, obesity, immune dysfunctions including autoimmunity diseases with dysfunctions of the coagulation system, allergic diseases including asthma, osteoporosis, proliferative disorders including cancer and psoriasis, diseases with decreased or increased synthesis or effects of growth hormone, diseases with decreased or increased synthesis of hormones or cytokines that regulate the release of/or response to growth hormone, diseases of the brain including Alzheimer's disease and schizophrenia, and infectious diseases.
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: June 25, 2002
    Assignees: Novo Nordisk A/S, Ontogen Corporation
    Inventors: Niels Peter Hundahl Møller, Henrik Sune Andersen, Lars Fogh Iversen, Ole Hvilsted Olsen, Sven Branner, Daniel Dale Holsworth, Farid Bakir, Luke Milburn Judge, Frank Urban Axe, Todd Kevin Jones, William Charles Ripka, Yu Ge, Roy Teruyuki Uyeda
  • Patent number: 6342504
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: December 21, 1999
    Date of Patent: January 29, 2002
    Assignee: Corvas International, Inc.
    Inventors: Terence Kevin Brunck, Susan Y. Tamura, Joseph Edward Semple, Robert John Ardecky, Yu Ge, William Charles Ripka
  • Patent number: 6262044
    Abstract: The present invention provides novel compounds, novel compositions, methods of their use, and methods of their manufacture, where such compounds are pharmacologically useful inhibitors of Protein Tyrosine Phosphatases (PTPase's) such as PTP1B, CD45, SHP-1, SHP-2, PTP&agr;, LAR and HePTP or the like. The compounds are useful in the treatment of type I diabetes, type II diabetes, impaired glucose tolerance, insulin resistance, obesity, immune dysfunctions including autoimmunity diseases with dysfunctions of the coagulation system, allergic diseases including asthma, osteoporosis, proliferative disorders including cancer and psoriasis, diseases with decreased or increased synthesis or effects of growth hormone, diseases with decreased or increased synthesis of hormones or cytokines that regulate the release of/or response to growth hormone, diseases of the brain including Alzheimer's disease and schizophrenia, and infectious diseases.
    Type: Grant
    Filed: March 11, 1999
    Date of Patent: July 17, 2001
    Assignees: Novo Nordisk A/S, Ontogen Corporation
    Inventors: Niels Peter Hundahl Møller, Henrik Sune Andersen, Lars Fogh Iversen, Ole Hvilsted Olsen, Sven Branner, Daniel Dale Holsworth, Farid Bakir, Luke Milburn Judge, Frank Urban Axe, Todd Kevin Jones, William Charles Ripka, Yu Ge, Roy Teruyuki Uyeda
  • Patent number: 6034215
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: March 7, 2000
    Assignee: Corvas International, Inc.
    Inventors: Joseph Edward Semple, Robert John Ardecky, Ruth Foelsche Nutt, William Charles Ripka, David C. Rowley, Marguerita S. L. Lim-Wilby, Terence Kevin Brunck
  • Patent number: 6011158
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: June 7, 1996
    Date of Patent: January 4, 2000
    Assignee: Corvas International, Inc.
    Inventors: Susan Yoshiko Tamura, Joseph Edward Semple, William Charles Ripka, Robert John Ardecky, Yu Ge, Stephen H. Carpenter, Terence K. Brunck, Marguerita S. L. Lim-Wilby, Ruth F. Nutt, Matthew M. Abelman
  • Patent number: 6008351
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: December 18, 1995
    Date of Patent: December 28, 1999
    Assignee: Corvas International, Inc.
    Inventors: Susan Yoshiko Tamura, Joseph Edward Semple, William Charles Ripka, Robert John Ardecky, Yu Ge, Stephen H. Carpenter, Terence K. Brunck, Marguerita S. L. Lim-Wilby, Ruth F. Nutt, Matthew M. Abelman
  • Patent number: 5883107
    Abstract: The present invention provides peptide aldehydes having an azetidinyl, prolyl or pipecolyl group as part of the peptide backbone and an arginine mimic group such as an amidinopiperidine or amidinophenyl tail. These compounds are potent and specific inhibitors of thrombin. Their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis are also described.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: March 16, 1999
    Assignee: Corvas International, Inc.
    Inventors: Odile Esther Levy, Susan Yoshiko Tamura, Ruth Foelsche Nutt, William Charles Ripka
  • Patent number: 5883077
    Abstract: Novel compounds, their salts and compositions related thereto having activity against mammalian factor Xa are disclosed. The novel compounds include peptide aldehyde analogues having substantial potency and specificity as inhibitors of mammalian factor Xa are further disclosed. The compounds are thought useful as inhibitors of factor xa in vitro or as a therapeutic agent for the prevention and treatment of conditions characterized by abnormal thrombosis in mammals. Intermediates useful for the preparation of the novel compounds are also disclosed.
    Type: Grant
    Filed: December 15, 1993
    Date of Patent: March 16, 1999
    Assignee: Corvas International, Inc.
    Inventors: Terence Kevin Brunck, Thomas Roy Webb, William Charles Ripka
  • Patent number: 5807980
    Abstract: Compounds derived from BPTI which inhibit factor VIIa-TF complex with an inhibition constant of less than 500 nM, their pharmaceutical compositions, and methods of use. Also disclosed are isolated nucleic acid segments encoding for the compounds, vectors comprising the nucleic acid segment and promoter, transformed host cells, and a method for preparing the compounds using transformed host cells.
    Type: Grant
    Filed: July 1, 1993
    Date of Patent: September 15, 1998
    Assignee: Corvas International, Inc.
    Inventors: Ignace Lasters, Marc De Maeyer, William Charles Ripka
  • Patent number: 5747449
    Abstract: A compound derived from BPTI which inhibits Factor Xa with an inhibition constant less than 50 nM.
    Type: Grant
    Filed: July 1, 1993
    Date of Patent: May 5, 1998
    Assignee: Corvas International, Inc.
    Inventors: Ignace Lasters, Marc De Maeyer, William Charles Ripka
  • Patent number: 5739112
    Abstract: Novel compounds, their salts and compositions related thereto having activity against mammalian factor Xa are disclosed. The novel compounds include peptide aldehyde analogues having substantial potency and specificity as inhibitors of mammalian factor Xa are further disclosed. The compounds are thought useful as inhibitors of factor Xa in vitro or as a therapeutic agent for the prevention and treatment of conditions: characterized by abnormal thrombosis in mammals. Intermediates useful for the preparation of the novel compounds are also disclosed.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: April 14, 1998
    Assignee: Corvas International, Inc.
    Inventors: Terence Kevin Brunck, Thomas Roy Webb, William Charles Ripka
  • Patent number: 5731413
    Abstract: This invention provides solution-phase and solid-phase methods for the synthesis of peptidyl argininals and to ?novel! reagents useful therein.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: March 24, 1998
    Assignee: Corvas International, Inc.
    Inventors: Thomas Roy Webb, John Eugene Reiner, Susan Yoshiko Tamura, William Charles Ripka, Raymond Dagnino, Jr., Ruth Foelsche Nutt
  • Patent number: 5703208
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 30, 1997
    Assignee: Corvas International, Inc.
    Inventors: Joseph Edward Semple, Robert John Ardecky, Ruth Foelsche Nutt, William Charles Ripka, David C. Rowley, Marguerita S. L. Lim-Wilby, Terence Kevin Brunck
  • Patent number: 5658930
    Abstract: The present invention discloses peptide aldehydes which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 19, 1997
    Assignee: Corvas International, Inc.
    Inventors: Susan Yoshiko Tamura, Joseph Edward Semple, William Charles Ripka, Robert John Ardecky, Yu Ge, Stephen H. Carpenter, Terence K. Brunck
  • Patent number: 5656645
    Abstract: The present invention discloses heterocyclic aromatic peptide aldehydes which have an oxopyrimidine or oxopyridine group and an argininal tail which are potent and specific inhibitors of thrombin, their pharmaceutically acceptable salts, pharmaceutically acceptable compositions thereof, and methods of using them as therapeutic agents for disease states in mammals characterized by abnormal thrombosis.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 12, 1997
    Assignee: Corvas International, Inc.
    Inventors: Susan Yoshiko Tamura, Joseph Edward Semple, William Charles Ripka, Robert John Ardecky, Yu Ge, Stephen H. Carpenter, Terence K. Brunck
  • Patent number: 4077954
    Abstract: N-(p-methylphenethyl)-4a-aryl-trans-decahydroisoquinolines useful as analgesics.
    Type: Grant
    Filed: December 13, 1976
    Date of Patent: March 7, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: William Charles Ripka
  • Patent number: 4042707
    Abstract: Certain 3.alpha.-arylhydroisoindoles are useful as analgesics and/or narcotic antagonists. Exemplary is N-cyclopropylmethyl-3.alpha.-(m-methoxyphenyl)-5,6-dimethyl-2,3,3.alpha.,4 ,7,7.alpha.-trans-hexahydroisoindole.
    Type: Grant
    Filed: February 19, 1976
    Date of Patent: August 16, 1977
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: William Charles Ripka