Patents by Inventor Herbert D. Lipner

Herbert D. Lipner 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).

  • Water filter assembly
    Patent number: 3935106
    Abstract: A low cost water filter apparatus including a valve rotor rotatable within a valve housing which rotor may be rotated within the valve housing when necessary for the purpose of engaging a bypass safety feature, or for the purpose of shutting off the flow of water through the filter unit prior to changing the filter element.
    Type: Grant
    Filed: July 19, 1974
    Date of Patent: January 27, 1976
    Inventor: Herbert D. Lipner