Patents by Inventor Judith Firet

Judith Firet 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 making asenapine
    Patent number: 7875729
    Abstract: Asenapine and related trans-isomer bicyclic compounds can be obtained by reducing a compound of formula (C) to preferentially form a trans-isomer compound of formula (D), followed by subsequent ring closure to form a compound of formula (B) such as asenapine.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: January 25, 2011
    Assignee: Synthon BV
    Inventors: Jie Zhu, Rolf Keltjens, Judith Firet
  • Process for making asenapine
    Publication number: 20080214832
    Abstract: Asenapine and related trans-isomer bicyclic compounds can be obtained by reducing a compound of formula (C) to preferentially form a trans-isomer compound of formula (D), followed by subsequent ring closure to form a compound of formula (B) such as asenapine.
    Type: Application
    Filed: December 21, 2007
    Publication date: September 4, 2008
    Inventors: Jie Zhu, Rolf Keltjens, Judith Firet