Patents by Inventor Remi Lavalette

Remi Lavalette 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).

  • 1-Amino triazoloc4,3-a! quinazoline-5-ones and/or -5-thiones inhibiting phosphodiesterase IV
    Patent number: 6828315
    Abstract: The present invention relates to triazolo[4,3-a]quinazoline-5-ones and 5-thiones of Formula I and Formula II, whereby I and II are position isomers of group R on nitrogen 3 or 4. Optionally, the invention also relates to the racemic forms, isomers and pharmaceutically acceptable salts thereof. The invention further relates to a method for the production thereof and to compositions containing said derivatives.
    Type: Grant
    Filed: October 25, 2001
    Date of Patent: December 7, 2004
    Assignee: Warner-Lambert LLC
    Inventors: Bernard Gaudilliere, Remi Lavalette, Charles Andrianjara, Francine Breuzard
  • 1-alkyl or 1-cycloalkyltriazolo[4,3-a]quinazolin-5-ones as phosphodiesterase inhibitors
    Patent number: 6747035
    Abstract: The invention relates to compounds of formula (I), in which R1, R2 and R3 are as defined in the description, their use as medicaments, the process for their preparation and their use for the treatment of pathologies in which therapy by a PDE4 inhibitor is relevant.
    Type: Grant
    Filed: August 2, 2002
    Date of Patent: June 8, 2004
    Assignee: Warner-Lambert LLC
    Inventors: Bernard Guadillière, Remi Lavalette
  • 1-alkyl or 1-cycloalkyltriazolo[4,3-a]quinazolin-5-ones as phosphodiesterase inhibitors
    Publication number: 20030069260
    Abstract: The invention relates to compounds of formula (I), 1
    Type: Application
    Filed: August 2, 2002
    Publication date: April 10, 2003
    Inventors: Bernard Guadilliere, Remi Lavalette