Patents by Inventor Sarah M. Farris

Sarah M. Farris 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).

  • Reductive amination of 6-keto morphinans by catalytic hydrogen transfer
    Patent number: 9296699
    Abstract: The present invention provides compositions of 6-amino morphinan compounds and process for their synthesis. In particular, the processes provide for the reductive amination of 6-keto morphinans by catalytic transfer hydrogenation, to produce 6-amino morphinan compounds, which are epimerically and/or diastereomerically enriched.
    Type: Grant
    Filed: June 8, 2012
    Date of Patent: March 29, 2016
    Assignee: MALLINCKRODT LLC
    Inventors: Christopher W. Grote, Joseph P. McClurg, John E. Johnson, Jr., Sarah M. Farris
  • Reductive Amination of 6-Keto Morphinans by Catalytic Hydrogen Transfer
    Publication number: 20120316343
    Abstract: The present invention provides compositions of 6-amino morphinan compounds and process for their synthesis. In particular, the processes provide for the reductive amination of 6-keto morphinans by catalytic transfer hydrogenation, to produce 6-amino morphinan compounds, which are epimerically and/or diastereomerically enriched.
    Type: Application
    Filed: June 8, 2012
    Publication date: December 13, 2012
    Applicant: Mallinckrodt LLC
    Inventors: Christopher W. Grote, Joseph P. McClurg, John E. Johnson, JR., Sarah M. Farris