Patents by Inventor E. Boyd Holbrook

E. Boyd Holbrook 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).

  • Combined pet stool and ramp
    Patent number: D322872
    Type: Grant
    Filed: May 30, 1989
    Date of Patent: December 31, 1991
    Inventor: E. Boyd Holbrook
  • Folding pet ramp
    Patent number: D382676
    Type: Grant
    Filed: October 2, 1995
    Date of Patent: August 19, 1997
    Inventor: E. Boyd Holbrook