Patents by Inventor Jean-Marc Dillenschneider

Jean-Marc Dillenschneider 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 introducing a double bond into position 15, 16 of a steroid
    Patent number: 9012667
    Abstract: The invention relates to a process for the preparation of a compound of formula (I): wherein R1 and R2 are as defined in the description, by reaction of a compound of formula (II) with a base. Compound (I) is an intermediate useful in the preparation of gestodene.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: April 21, 2015
    Assignee: Laboratoire Theramex
    Inventors: Jean-Luc Moutou, Florent Mouton, Gilles Pellegrino, Jean-Marc Dillenschneider, Jean Lafay
  • PROCESS FOR INTRODUCING A DOUBLE BOND INTO POSITION 15, 16 OF A STEROID
    Publication number: 20130137885
    Abstract: The invention relates to a process for the preparation of a compound of formula wherein R1 and R2 are as defined in the description, by reaction of a compound of formula (II) with a base. Compound (I) is an intermediate useful in the preparation of gestodene.
    Type: Application
    Filed: February 8, 2011
    Publication date: May 30, 2013
    Applicant: LABORATOIRE THERAMEX
    Inventors: Jean-Luc Moutou, Florent Mouton, Gilles Pellegrino, Jean-Marc Dillenschneider, Jean Lafay