Patents by Inventor Koenraad Vanhessche

Koenraad Vanhessche 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).

  • Powdery, musky odorant macrocycles
    Patent number: 9896644
    Abstract: The present invention concerns a composition of matter comprising i) from 35 to 55% w/w of (R,Z)-3-methyl-cyclopentadec-5-en-1-one, having an ee of at least 80%; ii) from 27 to 40% of (R,E)-3-methyl-cyclopentadec-5-en-1-one, having an ee of at least 80%; iii) from 3 to 20% of (S,E)-3-methyl-cyclopentadec-4-en-1-one, having an ee of at least 80%; and iv) from 0 to 5% of (S,Z)-3-methyl-cyclopentadec-4-en-1-one, having an ee of at least 80%; as well as the use as perfuming ingredient of said composition of matter.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: February 20, 2018
    Assignee: Firmenich SA
    Inventors: Peter Fankhauser, Fredi Bruhlmann, Koenraad Vanhessche
  • POWDERY, MUSKY ODORANT MACROCYCLES
    Publication number: 20160340606
    Abstract: The present invention concerns a composition of matter comprising i) from 35 to 55% w/w of (R,Z)-3-methyl-cyclopentadec-5-en-1-one, having an ee of at least 80%; ii) from 27 to 40% of (R,E)-3-methyl-cyclopentadec-5-en-1-one, having an ee of at least 80%; iii) from 3 to 20% of (S,E)-3-methyl-cyclopentadec-4-en-1-one, having an ee of at least 80%; and iv) from 0 to 5% of (S,Z)-3-methyl-cyclopentadec-4-en-1-one, having an ee of at least 80%; as well as the use as perfuming ingredient of said composition of matter.
    Type: Application
    Filed: January 12, 2015
    Publication date: November 24, 2016
    Applicant: Firmenich SA
    Inventors: Peter FANKHAUSER, Fredi BRUHLMANN, Koenraad VANHESSCHE
  • Process for the isomerisation of an exo double bond
    Patent number: 9416082
    Abstract: The present invention concerns a process for the isomerization of an exo double bond toward an endo double bond being performed in the presence of a catalyst system comprising palladium (Pd) or platinum (Pt) and molecular hydrogen or a hydrogen source.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: August 16, 2016
    Assignee: Firmenich SA
    Inventors: Ramez Boshra, Koenraad Vanhessche, Anatoly Alexander
  • PROCESS FOR THE ISOMERISATION OF AN EXO DOUBLE BOND
    Publication number: 20160060200
    Abstract: The present invention concerns a process for the isomerisation of an exo double bond toward an endo double bond being performed in the presence of a catalyst system comprising palladium (Pd) or platinum (Pt) and molecular hydrogen or a hydrogen source.
    Type: Application
    Filed: February 7, 2014
    Publication date: March 3, 2016
    Applicant: FIRMENICH SA
    Inventors: Ramez BOSHRA, Koenraad VANHESSCHE, Anatoly ALEXANDER
  • Use of tertiary alcohols or esters as perfuming ingredients
    Patent number: 6720295
    Abstract: Compounds of the formula wherein the R groups represent, simultaneously or independently, a hydrogen atom or a methyl group, R′ represents a hydrogen atom or an acetyl group, G represents a cyclopentyl or a cyclopentenyl radical, and X represents a oxygen atom or a CH2 group are disclosed for use as perfuming ingredients and perfumed articles or in perfuming compositions that contain such compounds.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: April 13, 2004
    Assignee: Firmenich SA
    Inventors: Koenraad Vanhessche, Jean-Marc Gaudin, George Lem, Györgyi Sneyers
  • Use of tertiary alcohols or esters as perfuming ingredients
    Publication number: 20030087775
    Abstract: Compounds of the formula 1
    Type: Application
    Filed: August 19, 2002
    Publication date: May 8, 2003
    Inventors: Koenraad Vanhessche, Jean-Marc Gaudin, George Lem, Gyorgyi Sneyers