Patents by Inventor Louis Emanuel Thelemaque

Louis Emanuel Thelemaque 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).

  • Call restriction arrangement
    Patent number: 4096356
    Abstract: A PBX call restriction arrangement is disclosed in which a plurality of call rerouting schemes are concurrently provided. The class of service assigned each station is used to define both the types of calls prohibited to the station and the rerouting treatment to be given an attempt by a subscriber at this station to make this prohibited type of call.
    Type: Grant
    Filed: July 26, 1977
    Date of Patent: June 20, 1978
    Assignee: Bell Telephone Laboratories, Incorporated
    Inventors: Richard Duane Burtness, Louis Emanuel Thelemaque