Patents by Inventor Glenn A. Gentry

Glenn A. Gentry 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).

  • Filtration apparatus
    Patent number: 4375409
    Abstract: Filtration apparatus utilizing gas pressure to drive a liquid to be filtered having a housing, a two-chambered filter cannister and a cannister sealing assembly mounted in the housing and connected with a source of gas under pressure in such manner that both filtration and sealing operations are carried out under a substantially equal head of pressure.
    Type: Grant
    Filed: April 6, 1979
    Date of Patent: March 1, 1983
    Inventor: Glenn A. Gentry