Patents by Inventor Cephalon France

Cephalon France 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 for Purifying a Fused Pyrrolocarbazole Derivative
    Publication number: 20130123499
    Abstract: The present invention relates a method for purifying a fused pyrrolocarbazole compound known as 11-isobutyl-2-methyl-8-(2-pyrimidinylamino)-2,5,6,11,12,13-hexahydro-4Hindazolo[5,4-a]pyrrolo[3,4-c]carbazol-4-one using an acid complex thereof. The present invention also relates to a crystalline form of the acid complex.
    Type: Application
    Filed: November 16, 2012
    Publication date: May 16, 2013
    Applicants: CEPHALON FRANCE, CEPHALON, INC.
    Inventors: Cephalon, Inc., Cephalon France
  • Process for Enantioselective Synthesis of Single Enantiomers of Modafinil by Asymmetric Oxidation
    Publication number: 20130066111
    Abstract: The invention relates to a method for preparing a sulphoxide compound of formula (I) either as a single enantiomer or in an enantiomerically enriched form, comprising the steps of: a) contacting a pro-chiral sulphide of formula (II) with a metal chiral complex, a base and an oxidizing agent in an organic solvent; and optionally b) isolating the obtained sulphoxide of formula (I). wherein n, Y, R1, R1a, R2 and R2a are as defined in claim 1.
    Type: Application
    Filed: November 1, 2012
    Publication date: March 14, 2013
    Applicant: CEPHALON FRANCE
    Inventors: Cephalon France, Veronique Courvoisier