Patents by Inventor Sten Ingvar Ramsby

Sten Ingvar Ramsby 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).

  • Compounds of spiro-amine type and methods for their use
    Patent number: 4053632
    Abstract: Compounds of the formula ##STR1## and pharmaceutically acceptable salts thereof; processes for their preparation; intermediates useful for their preparation; pharmaceutical preparations containing at least one of these compounds; and the use thereof as a tranquilizing or neuroleptic agent.
    Type: Grant
    Filed: December 27, 1974
    Date of Patent: October 11, 1977
    Assignee: Astra Lakemedel Aktiebolag
    Inventors: Bernt Sigfrid Emanuel Carnmalm, Tomas De Paulis, Svante Bertil Ross, Sten Ingvar Ramsby, Nils-Erik Stjernstrom, Sven-Ove Ogren