Patents by Inventor Dick Barend Janssen

Dick Barend Janssen 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).

  • Enzymatic conversion of epoxides
    Patent number: 7695942
    Abstract: The invention relates to a process for converting an epoxide to an alcohol. The process according to the invention is enzymatically catalyzed and highly enantioselective and regiospecific.
    Type: Grant
    Filed: August 3, 2007
    Date of Patent: April 13, 2010
    Assignee: Codexis, Inc.
    Inventors: Jeffrey Harald Lutje Spelberg, Dick Barend Janssen
  • ENZYMATIC CONVERSION OF EPOXIDES
    Publication number: 20080220485
    Abstract: The invention relates to a process for converting an epoxide to an alcohol. The process according to the invention is enzymatically catalyzed and highly enantioselective and regiospecific.
    Type: Application
    Filed: August 3, 2007
    Publication date: September 11, 2008
    Applicant: Rijksuniversiteit Groningen
    Inventors: Jeffrey Harald Lutje Spelberg, Dick Barend Janssen
  • Enzymatic conversion of epoxides
    Publication number: 20030124693
    Abstract: The invention relates to a process for converting an epoxide to an alcohol. The process according to the invention is enzymatically catalyzed and highly enantioselective and regiospecific.
    Type: Application
    Filed: November 22, 2002
    Publication date: July 3, 2003
    Applicant: Rijksuniversiteit Groningen
    Inventors: Jeffrey Harald Lutje Spelberg, Dick Barend Janssen