Patents by Inventor Jeffrey M. Gerstner

Jeffrey M. Gerstner 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).

  • Recovery of insoluble biosynthetic products
    Patent number: 5492819
    Abstract: There is disclosed a process for the recovery of an insoluble fermentation product from a solid phase cell mass, the process comprising treating the fermentation broth to solubilize the cell mass and separating by known methods the liquid phase from the insoluble (product-containing) phase. The solubilization of the cell mass may be carried out by one or mere treatments with an alkali or acid compound or by enzymatic treatment of the cell mass to lyze the cells.
    Type: Grant
    Filed: September 23, 1993
    Date of Patent: February 20, 1996
    Assignee: Genencor International, Inc.
    Inventors: Richard P. Crowley, Jeffrey M. Gerstner