Patents by Inventor Robert R. Spear

Robert R. Spear 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
    Patent number: D456265
    Type: Grant
    Filed: March 16, 2001
    Date of Patent: April 30, 2002
    Assignee: Sturm Foods, Inc.
    Inventor: Robert R. Spear