Patents by Inventor David P Stein

David P Stein 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).

  • Snack food product
    Patent number: D776400
    Type: Grant
    Filed: July 28, 2014
    Date of Patent: January 17, 2017
    Assignee: Frito-Lay North America, Inc.
    Inventors: Ajay Rajeshwar Bhaskar, David P Stein