Patents by Inventor Raoul Arsenault

Raoul Arsenault 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 of aqueous extraction of maltol
    Patent number: 5646312
    Abstract: Disclosed herein is a process where maltol is extracted from a source material containing maltol by employing an aqueous extraction process wherein reverse osmosis is utilized to concentrate an aqueous extract of maltol. The maltol in the concentrated aqueous extract is adsorbed on a bed containing an adsorbent material and then desorbed using a hydrophilic solvent and separated.
    Type: Grant
    Filed: January 3, 1996
    Date of Patent: July 8, 1997
    Assignee: Florasynth, Inc.
    Inventors: Raoul Arsenault, Michel Trottier, Esteban Chornet, Paul Jollez