Patents by Inventor Craig A. Caspersz

Craig A. Caspersz 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).

  • Set of handles
    Patent number: D457050
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: May 14, 2002
    Assignee: Lockwood Security Products Pty. Ltd.
    Inventor: Craig A. Caspersz
  • Set of handles
    Patent number: D457415
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: May 21, 2002
    Assignee: Lockwood Security Products Pty. Ltd.
    Inventor: Craig A. Caspersz
  • Turn knob
    Patent number: D457416
    Type: Grant
    Filed: September 24, 2001
    Date of Patent: May 21, 2002
    Assignee: Lockwood Security Products Pty. Ltd.
    Inventor: Craig A. Caspersz