Patents by Inventor Richard Giannetta

Richard Giannetta 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).

  • Filter media
    Patent number: 6334881
    Abstract: The present invention is an improved material which may be used as a filter media for gas filtration systems, such as for industrial gas streams and commercial or residential vacuum cleaners. The filter material comprises a filter media support bonded to a porous expanded PTFE membrane, and further comprising a screen material bonded to the porous expanded PTFE. The screen material protects the expanded PTFE surface against damage due to impingement of particles during operation of the gas filtration system.
    Type: Grant
    Filed: April 20, 2000
    Date of Patent: January 1, 2002
    Assignee: Gore Enterprise Holdings, Inc.
    Inventors: Richard Giannetta, Michael Debes