Patents Assigned to Societe Anonyme Roure Bertrand Dupont
  • 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
  • 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