Patents by Inventor Theodore R. Hayden

Theodore R. Hayden 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).

  • Patent number: 5004428
    Abstract: An endpiece for a vacuum hose of a central vacuum system. There is a body having first and second ends. A nozzle projects outwardly from the first end and to go into an inlet valve of a central vacuum system. An opening in the second end receives the vacuum hose. A pathway through the body, communicates the nozzle and the opening in the second end. A connector on the body is generally adjacent the first end and a conductor joins the connector to the second end so that electrical current can be conducted from the connector to the second end of the body.
    Type: Grant
    Filed: June 11, 1990
    Date of Patent: April 2, 1991
    Inventor: Theodore R. Hayden
  • Patent number: 4915640
    Abstract: A handle for a vacuum hose of a central vacuum system. There is a body having a first and second end. A nozzle projects outwardly at the first end and there is a recess at the second end to receive the vacuum hose. A pathway through the body joins the recess and the nozzle. There is a handgrip formed on the handle and a first connector means on the body, generally adjacent the first end. There is a switch adjacent the handgrip. Conductors join the first connector to the switch. A second connector on the body is generally adjacent the second end, and conductors join the switch to the second connection means.
    Type: Grant
    Filed: August 25, 1988
    Date of Patent: April 10, 1990
    Inventor: Theodore R. Hayden
  • Patent number: D313096
    Type: Grant
    Filed: August 1, 1988
    Date of Patent: December 18, 1990
    Inventor: Theodore R. Hayden
  • Patent number: D315043
    Type: Grant
    Filed: August 1, 1988
    Date of Patent: February 26, 1991
    Inventor: Theodore R. Hayden