Patents by Inventor S. Rand Werrin

S. Rand Werrin 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).

  • Dental bite tray
    Patent number: D464138
    Type: Grant
    Filed: June 15, 2001
    Date of Patent: October 8, 2002
    Inventor: S. Rand Werrin
  • Dental bite tray
    Patent number: D403771
    Type: Grant
    Filed: March 12, 1997
    Date of Patent: January 5, 1999
    Inventor: S. Rand Werrin
  • Dental bite tray
    Patent number: D413386
    Type: Grant
    Filed: June 29, 1998
    Date of Patent: August 31, 1999
    Inventor: S. Rand Werrin