Patents by Inventor Oliver Knopff

Oliver Knopff 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).

  • Substituted cyclohexanones
    Patent number: 7470820
    Abstract: The present invention relates to a cyclohexanone derivative of formula in the form of any one of its isomers or mixture thereof. The invention concerns also the preparation and the use of this derivative. The compounds of the invention are useful starting materials for the preparation of various optically active compounds.
    Type: Grant
    Filed: July 18, 2006
    Date of Patent: December 30, 2008
    Assignee: Firmenich SA
    Inventors: Oliver Knopff, Charles Fehr, José Galindo
  • Substituted Cyclohexanones
    Publication number: 20080228008
    Abstract: The present invention relates to a cyclohexanone derivative of formula in the form of any one of its isomers or mixture thereof. The invention concerns also the preparation and the use of this derivative. The compounds of the invention are useful starting materials for the preparation of various optically active compounds.
    Type: Application
    Filed: July 18, 2006
    Publication date: September 18, 2008
    Inventors: Oliver Knopff, Charles Fehr, Jose Galindo
  • Process for the preparation of optically active cyclohexenones
    Patent number: 7332633
    Abstract: The present invention relates to a process for the preparation of an optically active 5-substituted cyclohexenone (II) by treating an achiral macrocyclic 3-substituted-1,5-diketone (I) in the presence of an optically active sodium, potassium or cesium alkoxide.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: February 19, 2008
    Assignee: Firmenich SA
    Inventor: Oliver Knopff
  • Process for the preparation of optically active cyclohexenones
    Publication number: 20060252967
    Abstract: The present invention relates to a process for the preparation of an optically active 5-substituted cyclohexenone (II) by treating an achiral macrocyclic 3-substituted-1,5-diketone (I) in the presence of an optically active sodium, potassium or cesium alkoxide.
    Type: Application
    Filed: July 10, 2006
    Publication date: November 9, 2006
    Inventor: Oliver Knopff