Patents by Inventor George C. Stow

George C. Stow 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).

  • Porous polymeric biosupports
    Patent number: 5980738
    Abstract: Porous biosupports for the support of microorganisms which are used in the biotreatment of an aqueous waste stream comprising a polymeric material and, optionally, fiber reinforcement, adsorbent material and/or inorganic filler wherein the biosupport has a specific gravity greater than the specific gravity of water and pores of sufficient diameter to enable microorganisms to readily colonize within the pores, a process for preparing same, and processes for biodegrading an aqueous waste stream containing organic contaminants utilizing the porous biosupports.
    Type: Grant
    Filed: October 4, 1996
    Date of Patent: November 9, 1999
    Assignee: Monsanta Company
    Inventors: Michael A. Heitkamp, George C. Stow