Patents by Inventor Walter P. Maynard

Walter P. Maynard 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).

  • Spent oil container
    Patent number: D399224
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: October 6, 1998
    Assignee: Stride-Sealbest, Inc.
    Inventor: Walter P. Maynard
  • Spent oil container
    Patent number: D418150
    Type: Grant
    Filed: November 5, 1998
    Date of Patent: December 28, 1999
    Assignee: Stride Tool Inc.
    Inventor: Walter P. Maynard