Patents by Inventor David S. Seigler

David S. Seigler 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).

  • Methods for isolation of proanthocyanidins from flavonoid-producing cell culture
    Publication number: 20030100082
    Abstract: A method for isolation of proanthocyanidins from flavonoid-producing cell cultures is disclosed. More specifically, the invention relates to the isolation of catechin, epicatechin, proanthocyanidin B-2, and other proanthocyanidins from Vaccinium pahalae Skottsberg cultures. The invention also provides a method for modifying the content of proanthocyanidins in a flavonoid-producing culture. Further, the invention relates to a method of performing metabolic studies with proanthocyanidins.
    Type: Application
    Filed: October 25, 2002
    Publication date: May 29, 2003
    Inventors: Mary Ann Lila, David S. Seigler