Patents by Inventor Marvin A. Markowitz

Marvin A. Markowitz 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: D259100
    Type: Grant
    Filed: February 12, 1979
    Date of Patent: May 5, 1981
    Assignee: David Hersh & Associates
    Inventor: Marvin A. Markowitz