Patents by Inventor Victor T. Nicholson

Victor T. Nicholson 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).

  • Adjustable dental impression tray
    Patent number: 4145812
    Abstract: An adjustable dental impression tray including a primary unit and two complementary movable units slidably mounted telescopically on the primary unit for adjustment with respect thereto. The primary unit is provided with an outwardly extending flexible flap cooperable with a rigid tab and is adapted to receive and secure the movable unit in a predetermined adjusted position with respect to the primary unit.
    Type: Grant
    Filed: October 14, 1977
    Date of Patent: March 27, 1979
    Inventors: James F. Johnson, Victor T. Nicholson