Patents by Inventor Martin Jan Lockhart

Martin Jan Lockhart 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).

  • Bottle opener
    Patent number: D504290
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: April 26, 2005
    Assignee: Precidio Inc.
    Inventor: Martin Jan Lockhart