Patents by Inventor Michel Callaert

Michel Callaert 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 preparing 2-oxo-1-pyrrolidine derivatives by intramolecular allylation
    Patent number: 7612215
    Abstract: The present invention relates to a new process for preparing 2-oxo-1-pyrrolidine derivatives of general formula (I), comprising the cyclisation of an intermediate of general formula (II) wherein the substituents are as defined in the specification.
    Type: Grant
    Filed: May 26, 2005
    Date of Patent: November 3, 2009
    Assignee: UCB Pharma, S.A.
    Inventors: Françoise Lurquin, Frank Driessens, Michel Callaert
  • Process for Preparing 2-Oxo-1-Pyrrolidine Derivatives by Intramolecular Allylation
    Publication number: 20080125598
    Abstract: The present invention relates to a new process for preparing 2-oxo-1-pynolidine derivatives of general formula (I), comprising the cyclisation of an intermediate of general formula (II) wherein the substituents are as defined in the specification.
    Type: Application
    Filed: May 26, 2005
    Publication date: May 29, 2008
    Applicant: UCB, S.A.
    Inventors: Francoise Lurquin, Frank Driessens, Michel Callaert