Patents by Inventor David Michael Thompson

David Michael Thompson 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).

  • Process for thiopyrans
    Patent number: 5780636
    Abstract: The invention relates to a process for the preparation of intermediates useful in the preparation of (1R,2R)-2-(3-pyridyl)-N-alkyltetrahydro-2H-thiopyran-2-carbothioamide 1-oxides, which possess useful pharmaceutical properties, for example antihypertensive properties, and to intermediates and pharmaceutical products prepared using said process.
    Type: Grant
    Filed: January 5, 1996
    Date of Patent: July 14, 1998
    Assignee: Rhone-Poulenc Rorer Limited
    Inventors: Philippe Pitchen, David Michael Thompson