Patents Assigned to Givandan SA
  • Process for producing 2,2,3-trimethylcyclopent-3-enecarbaldehyde (campholytic aldehyde)
    Patent number: 7718828
    Abstract: A method for the production of campholytic aldehyde starting from campholenic aldehyde in the presence of a copper catalyst and a solvent.
    Type: Grant
    Filed: August 7, 2007
    Date of Patent: May 18, 2010
    Assignee: Givandan SA
    Inventors: Samuel Derrer, Urs Mueller
  • Oxygen-containing tri- or tetra-cyclic terpenoid compounds
    Patent number: 7550417
    Abstract: The use as fragrance ingredient of a compound of formula (I) wherein R1 and Y have the same meaning as given in the description, and fragrance applications comprising them.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: June 23, 2009
    Assignee: Givandan SA
    Inventors: Jerzy A. Bajgrowicz, Iris Frank
  • Aliphatic compounds as fragrants with musk characteristics
    Patent number: 7384906
    Abstract: This invention relates to aliphatic carbonyl compounds of formula I wherein, their manufacture and their use in fragrance compositions.
    Type: Grant
    Filed: November 24, 2003
    Date of Patent: June 10, 2008
    Assignee: Givandan SA
    Inventor: Philip Kraft