Patents by Inventor John W. Aitken

John W. Aitken 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).

  • Bollard cap
    Patent number: D416853
    Type: Grant
    Filed: June 12, 1998
    Date of Patent: November 23, 1999
    Assignees: Jeffrey Aitken, Jill Carlile
    Inventor: John W. Aitken