Patents by Inventor Georg Bolliger

Georg Bolliger 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: 4977176
    Abstract: Pilocarpine derivatives of formula I, ##STR1## wherein R.sub.1 to R.sub.5 are as defined in the description, are useful in the treatment of senile dementia, Alzheimer's disease, confusional conditions in the elderly, myasthenia gravis, schizophrenia, mania or glaucoma.
    Type: Grant
    Filed: April 11, 1989
    Date of Patent: December 11, 1990
    Assignee: Sandoz Ltd.
    Inventors: Rene Amstutz, Georg Bolliger, Gideon Shapiro
  • Patent number: 4835174
    Abstract: Pilocarpine derivatives of formula I, ##STR1## wherein R.sub.1 to R.sub.5 are as defined in the description, are useful in the treatment of senile dementia, Alzheimer's disease, confusional conditions in the elderly, myasthenia gravis, schizophrenia, mania or glaucoma.
    Type: Grant
    Filed: January 29, 1988
    Date of Patent: May 30, 1989
    Assignee: Sandoz Ltd.
    Inventors: Rene Amstutz, Georg Bolliger, Gideon Shapiro
  • Patent number: 4804660
    Abstract: 9-thia ergot cyclic peptide alkaloids produced by fermentation or synthetic methods have interesting anti-parkinson and other pharmacological activities.
    Type: Grant
    Filed: May 5, 1987
    Date of Patent: February 14, 1989
    Assignee: Sandoz Ltd.
    Inventors: Hans Kobel, Jean-Jacques Sanglier, Hans Tscherter, Georg Bolliger
  • Patent number: 4735944
    Abstract: Spiro compounds, comprising a five-membered carbocyclic ring interrupted by two heteroatoms in ring positions 1 and 3 chosen from oxygen and sulfur atoms and in which the carbon atom in ring position 4 is common to a 4 to 8-membered carbocyclic ring interrupted by a nitrogen atom, are useful as pharmaceuticals.
    Type: Grant
    Filed: January 10, 1986
    Date of Patent: April 5, 1988
    Assignee: Sandoz Ltd.
    Inventor: Georg Bolliger
  • Patent number: 4681880
    Abstract: 9-thia ergot cyclic peptide alkaloids produced by fermentation or synthetic methods have interesting anti-parkinson and other pharmacological activities.
    Type: Grant
    Filed: July 2, 1985
    Date of Patent: July 21, 1987
    Assignee: Sandoz Ltd.
    Inventors: Hans Kobel, Jean-Jacques Sanglier, Hans Tscherter, Georg Bolliger
  • Patent number: 4547500
    Abstract: A 2-methyl-8 (R) or (S) ergot peptide alkaloid in free base form or in pharmaceutically acceptable acid addition salt form is a useful anti-Parkinson agent, prolactin secretion inhibitor, anti-depressant, vigilance-increasing agent, and anti-migraine agent.
    Type: Grant
    Filed: May 10, 1983
    Date of Patent: October 15, 1985
    Assignee: Sandoz Ltd.
    Inventors: Georg Bolliger, Peter Stutz
  • Patent number: 4542135
    Abstract: 9-Thia ergot cyclic peptide alkaloids produced by fermentation or synthetic methods have interesting anti-parkinson and other pharmacological activities.
    Type: Grant
    Filed: August 3, 1982
    Date of Patent: September 17, 1985
    Assignee: Sandoz Ltd.
    Inventors: Hans Kobel, Jean-Jacques Sanglier, Hans Tscherter, Georg Bolliger