Patents by Inventor Kenneth James Ingold

Kenneth James Ingold 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 resolving mixtures of carbocyclic stereoisomers
    Patent number: 6147254
    Abstract: A process for the preparation of carbocyclic stereoisomers of formulae (I), (I'), (IIA'), (IIB'), (VA') and (VB'), including enantiomerically pure (IIA'), (I) and (I') utilizing fractional crystallization of salts formed with a chiral base; a reducing agent; a protecting group removing agent or a protecting group providing agent.
    Type: Grant
    Filed: August 6, 1999
    Date of Patent: November 14, 2000
    Assignee: Glaxo Wellcome Inc.
    Inventors: Barry Riddle Sickles, Kenneth James Ingold, Christopher John Wallis