Patents by Inventor Irwin D. Weiss

Irwin D. Weiss 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).

  • Container opening tool
    Patent number: D252849
    Type: Grant
    Filed: May 20, 1977
    Date of Patent: September 11, 1979
    Inventor: Irwin D. Weiss