Patents by Inventor Robert L. Whitson

Robert L. Whitson 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).

  • Decorative edging block
    Patent number: D416093
    Type: Grant
    Filed: August 14, 1998
    Date of Patent: November 2, 1999
    Assignee: Bend Industries, Inc.
    Inventor: Robert L. Whitson
  • Masonry wall cap block
    Patent number: D433157
    Type: Grant
    Filed: June 18, 1999
    Date of Patent: October 31, 2000
    Assignee: Bend Industries, Inc.
    Inventor: Robert L. Whitson