Patents by Inventor Allison Watson

Allison Watson 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 extracting polar phytochemicals
    Publication number: 20050181074
    Abstract: A process comprises the steps of: providing a natural (e.g. plant) material; extracting a first sample of the material with a polar solvent to produce a polar extract and a non-polar residue; subjecting the polar extract to ion-exchange chromatography to produce an extract enriched in ionic-compounds and a non-ionic residue; and chromatographically fractionating the enriched extract to yield one or more polar fractions comprising one or more ionic (phyto)chemical(s).
    Type: Application
    Filed: March 4, 2003
    Publication date: August 18, 2005
    Inventors: Allison Watson, Robert Nash