Patents by Inventor Bernard Pierre Corbier

Bernard Pierre Corbier 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).

  • Mono-enol ethers of 4-acetyl-3,3,5,5-tetramethylcyclohexanone
    Patent number: 3953516
    Abstract: Novel diketones, illustrative of which is that having the formula ##SPC1##And derivatives thereof, illustrative of which are lower enolethers such as those of the formula ##SPC2##Where R represents a lower alkyl group. These compounds possess useful perfume properties.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: April 27, 1976
    Assignee: Societe Anonyme Roure Bertrand Dupont
    Inventors: Bernard Pierre Corbier, Paul Jose Teisseire
  • Ketals of 4-acetyl-3,3,5,5-tetramethylcyclohexanone
    Patent number: 3953471
    Abstract: Novel diketone, illustrative of which is that having the formula ##SPC1##And derivatives thereof, illustrative of which are lower enolethers such as those of the formula ##SPC2##Where R represents a lower alkyl group. These compounds possess useful perfume properties.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: April 27, 1976
    Assignee: Societe Anonyme Roure Bertrand Dupont
    Inventors: Bernard Pierre Corbier, Paul Jose Teisseire
  • 4-Acetyl-3,3,5,5 tetraalkylcyclohexanones
    Patent number: 3953515
    Abstract: Novel diketones, illustrative of which is that having the formula ##SPC1##And derivatives thereof, illustrative of which are lower enolethers such as those of the formula ##SPC2##Where R represents a lower alkyl group. These compounds possess useful perfume properties.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: April 27, 1976
    Assignee: Societe Anonyme Roure Bertrand Dupont
    Inventors: Bernard Pierre Corbier, Paul Jose Teisseire
  • Perfume compositions
    Patent number: 3948815
    Abstract: Novel diketones, illustrative of which is that having the formula ##SPC1##And derivatives thereof, illustrative of which are lower enolethers such as those of the formula ##SPC2##Where R represents a lower alkyl group. These compounds possess useful perfume properties.
    Type: Grant
    Filed: February 3, 1975
    Date of Patent: April 6, 1976
    Inventors: Bernard Pierre Corbier, Paul Jose Teisseire