Patents by Inventor Andrew Neil Dwyer

Andrew Neil Dwyer 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 the preparation of atovaquone
    Patent number: 8598387
    Abstract: Disclosed herein is novel process for preparation of atovaquone, which process includes reacting 1H-2-benzopyran-1,4(3H)-dione with 4-(4-chlorophenyl)cyclohexanecarbaldehyde. The invention further discloses novel intermediates useful in the preparation of atovaquone.
    Type: Grant
    Filed: December 13, 2011
    Date of Patent: December 3, 2013
    Assignee: Glaxo Group Limited
    Inventors: Andrew Neil Dwyer, Andrew Gordon, Michael Urquhart
  • PROCESS FOR THE PREPARATION OF ATOVAQUONE
    Publication number: 20130267717
    Abstract: Disclosed herein is novel process for preparation of atovaquone, which process includes reacting 1H-2-benzopyran-1,4(3H)-dione with 4-(4-chlorophenyl)cyclohexanecarbaldehyde. The invention further discloses novel intermediates useful in the preparation of atovaquone.
    Type: Application
    Filed: December 13, 2011
    Publication date: October 10, 2013
    Applicant: GLAXO GROUP LIMITED
    Inventors: Andrew Neil Dwyer, Andrew Gordon, Michael Urquhart