Patents by Inventor Mathew V. Spisak

Mathew V. Spisak 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).

  • Patent number: D267028
    Type: Grant
    Filed: March 24, 1980
    Date of Patent: November 23, 1982
    Inventor: Mathew V. Spisak