Patents by Inventor Thomas P. Eisenstadt

Thomas P. Eisenstadt 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).

  • Wall telephone
    Patent number: D286774
    Type: Grant
    Filed: October 18, 1984
    Date of Patent: November 18, 1986
    Assignee: TeleQuest, Inc.
    Inventors: Eric H. Geis, Thomas P. Eisenstadt, Kurt Kauffman, Robert E. Lee
  • Telephone
    Patent number: D287488
    Type: Grant
    Filed: April 16, 1984
    Date of Patent: December 30, 1986
    Assignee: TeleQuest
    Inventors: Guillermo F. Brignole, Thomas P. Eisenstadt, Robert E. Lee
  • Combination telephone stand and handset
    Patent number: D305533
    Type: Grant
    Filed: December 10, 1986
    Date of Patent: January 16, 1990
    Assignee: TeleQuest, Inc.
    Inventors: George Perkins, Thomas P. Eisenstadt