Patents by Inventor Paul A. Stadler

Paul A. Stadler 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).

  • Method of inducing a serotonin M receptor antagonist effect with N-quinuclidinyl-benzamides
    Patent number: 5017582
    Abstract: The dicarboxylic, heterocyclic and substituted benzoic acid alkylene bridged piperidyl amides and esters are serotonin M antagonists.
    Type: Grant
    Filed: January 17, 1990
    Date of Patent: May 21, 1991
    Assignee: Sandoz Ltd.
    Inventors: Peter Donatsch, Gunter Engel, Bruno Hugi, Brian P. Richardson, Paul A. Stadler, Gerald Breuleux, legal representative
  • Elevator diagnostic display system
    Patent number: 4936419
    Abstract: A diagnostic display system for indicating the status of elevator system operating conditions develops signals representing each operating condition and detects when a car is delayed in responding to a request for service. Signals representing each operating condition are stored when a delayed car response is detected so that the status of the operating conditions as they were at the time of delayed car response can be displayed at a later time.
    Type: Grant
    Filed: October 26, 1988
    Date of Patent: June 26, 1990
    Assignee: Montgomery Elevator Co.
    Inventors: Paul A. Stadler, Michael Bajc
  • Method of treating psychosis with N-quinuclidinyl-benzamides
    Patent number: 4910207
    Abstract: The dicarboxylic, heterocyclic and substituted benzoic acid alkylene bridged piperidyl amides and esters are serotonin M antagonists.
    Type: Grant
    Filed: November 15, 1988
    Date of Patent: March 20, 1990
    Inventors: Peter Donatsch, Gunter Engel, Bruno Hugi, Brian P. Richardson, Paul A. Stadler, deceased, by Hildegard R. Stadler, heir, by Brigitte M. Stadler, heir, by Sigrid A. Stadler, heir, by Gerald Breuleux, legal representative
  • Pharmaceutically useful heterocyclic and carbocyclic acid esters and amides of alkylene bridged piperidines
    Patent number: 4803199
    Abstract: The dicarboxylic, heterocyclic and substituted benzoic acid alkylene bridged piperidyl amides and esters are serotonin M antagonists.
    Type: Grant
    Filed: November 25, 1987
    Date of Patent: February 7, 1989
    Inventors: Peter Donatsch, Gunter Engel, Bruno Hugi, Brian P. Richardson, Paul A. Stadler, deceased, by Hildegard R. Stadler, heir, by Brigitte M. Stadler, heir, by Sigrid A. Stadler, heir, by Gerald Breuleux, legal representative
  • Oxygenated decalin derivatives
    Patent number: 3989739
    Abstract: Oxygenated decalin derivatives, the use thereof as fragrances or odor-modifying agents, and methods for preparing the said derivatives.
    Type: Grant
    Filed: January 11, 1974
    Date of Patent: November 2, 1976
    Assignee: Firmenich S.A.
    Inventors: Paul A. Stadler, Albert Eschenmoser, Erling Sundt