Patents by Inventor Gerard Gil

Gerard Gil 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).

  • Process for obtaining irone by microbiological route
    Patent number: 5106737
    Abstract: The object of the present invention is a process for obtaining irone by microbiological route.The precursors extracted from fresh iris rhizomes are subjected to the action of a fungus of the genus Botryotinia.
    Type: Grant
    Filed: February 21, 1991
    Date of Patent: April 21, 1992
    Assignee: Societe Nationale Elf Aquitaine
    Inventors: Gerard Gil, Jean Le Petit
  • Process for obtaining irone by enzymatic route
    Patent number: 5100790
    Abstract: The subject-matter of the present invention is a process for obtaining irone by enzymatic route.The precursors extracted from fresh iris rhizomes are subjected to the action of a peroxidizing enzymatic composition comprising oxygen and a lipoxidase or hydrogen peroxide and a peroxidase.
    Type: Grant
    Filed: February 21, 1991
    Date of Patent: March 31, 1992
    Assignee: Societe Nationale Elf Aquitaine
    Inventors: Gerard Gil, Jean Le Petit, Jean-Louis Seris
  • Process for obtaining natural vanilla flavor by treatment of green vanilla beans, and the flavor obtained
    Patent number: 4956192
    Abstract: A process for enhancing a natural vanilla flavor, comprising; freezing mature green vanilla beans at a temperature between -5.degree. C. and -30.degree. C., thawing the frozen beans, and then extracting the flavor constituents from the beans.
    Type: Grant
    Filed: August 3, 1989
    Date of Patent: September 11, 1990
    Assignee: Societe Nationale Elf Aquitaine
    Inventors: Gwenaele Ansaldi, Gerard Gil, Jean Le Petit