Patents by Inventor Francoise Ernestine Lucie Humbert

Francoise Ernestine Lucie Humbert 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).

  • Compositions containing compounds producing a cooling sensation
    Patent number: 4029759
    Abstract: Compositions, particularly edible compositions, oral compositions and flavor compositions, containing a compound imparting a cooling sensation, said compound being a hydroxymethyl or hydroxyethyl derivative of para-menthane, for example 2-hydroxymethylmenthol.
    Type: Grant
    Filed: February 15, 1973
    Date of Patent: June 14, 1977
    Assignee: Lever Brothers Company
    Inventors: Francoise Ernestine Lucie Humbert, Yves Tollard D'Audiffret
  • Dihydrochalcone glycoside derivatives and pharmaceutical compositions containing same
    Patent number: 3988435
    Abstract: Dihydrochalcone glucosides are reacted with certain quaternary ammonium compounds to give the corresponding quaternary ammonium derivatives. These new derivatives have a sweet taste and are bactericidal in nature: they can be used in oral products such as dentifrice.
    Type: Grant
    Filed: January 9, 1974
    Date of Patent: October 26, 1976
    Assignee: Lever Brothers Company
    Inventors: Francoise Ernestine Lucie Humbert, Robert Dedieu