Patents by Inventor Thomas B. Obst

Thomas B. Obst 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).

  • Telephone cover plate
    Patent number: D262214
    Type: Grant
    Filed: June 1, 1979
    Date of Patent: December 8, 1981
    Inventor: Thomas B. Obst
  • Telephone cover plate
    Patent number: D262215
    Type: Grant
    Filed: June 1, 1979
    Date of Patent: December 8, 1981
    Inventor: Thomas B. Obst