Patents by Inventor Keith Oliver

Keith Oliver 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).

  • Simplified method for the production of vinyl glycine (2-aminobut-3-enoic acid) and a convenient resolution of a derivative
    Patent number: 6069272
    Abstract: The invention relates to a three-step synthesis of vinyl glycine (1) using a cheap, commercially available starting material (3-butenenitrile (2)) and using cheap, simple reagents. Also disclosed is a convenient optical resolution of the N-tert.butyloxycarbonyl derivative by papain-catalyzed enantioselective esterification in a two-phase system.
    Type: Grant
    Filed: April 28, 1997
    Date of Patent: May 30, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: David Herbert George Crout, Keith Oliver Hallinan
  • Thermal heat scanner
    Patent number: D441677
    Type: Grant
    Filed: September 8, 2000
    Date of Patent: May 8, 2001
    Inventors: Keith Oliver, Chung T. Cheng