Patents by Inventor David August

David August 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).

  • Method of preparing buprenorphine
    Patent number: 10208054
    Abstract: An improved process for preparing buprenorphine and a method for increasing the yield of buprenorphine or a derivative thereof.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: February 19, 2019
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Nicolas Archer, David August, Michael Bease, Barbara Jamieson, Robert S. Marmor
  • METHOD OF PREPARING BUPRENORPHINE
    Publication number: 20170217978
    Abstract: An improved process for preparing buprenorphine and a method for increasing the yield of buprenorphine or a derivative thereof.
    Type: Application
    Filed: April 17, 2017
    Publication date: August 3, 2017
    Applicant: Johnson Matthey Public Limited Company
    Inventors: Nicolas ARCHER, David AUGUST, Michael BEASE, Barbara JAMIESON, Robert S. MARMOR
  • Method of preparing buprenorphine
    Patent number: 9624231
    Abstract: An improved process for preparing buprenorphine and a method for increasing the yield of buprenorphine or a derivative thereof.
    Type: Grant
    Filed: October 1, 2012
    Date of Patent: April 18, 2017
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Nicolas Archer, David August, Michael Bease, Barbara Jamieson, Robert S. Marmor
  • METHOD OF PREPARING BUPRENORPHINE
    Publication number: 20140235860
    Abstract: An improved process for preparing buprenorphine and a method for increasing the yield of buprenorphine or a derivative thereof.
    Type: Application
    Filed: October 1, 2012
    Publication date: August 21, 2014
    Applicant: JOHNSON MATTEY PUBLIC LIMITED COMPANY
    Inventors: Nicolas Archer, David August, Michael Bease, Barbara Jamieson, Robert S. Marmor