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Expired Canadian patentCanada

Behind-the-ceiling mounting for television receiver

CA 1313534 C · Owner: Gustaveson, Keith I. · Inventors: Gustaveson, Elsie E.; Gustaveson, Keith I.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Provision for mounting a television receiving set behind the ceiling of a room, such as a bedroom, for viewing by a person reclining or sitting with head back is made on a support positioned or adapted to be positioned behind a viewing opening in the ceiling of the room and sloping upwardly from such opening. The viewing opening is normally closed by a ceiling panel hinged as a door along one of its ends to the ceiling structure but can be opened for, viewing television by remote-controlled mechanism operative to raise and lower the ceiling panel on its hinge axis. The mechanism is arranged to pull a flexible draw line to raise the ceiling panel and to slacken such line so the panel can …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted February 9, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 9, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 24, 1988
GrantedFebruary 9, 1993
Term endedFebruary 9, 2010
Patent numberCA 1313534 C
Classification (IPC)E04B9/00 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedOct 24, 1988Patent grantedFeb 9, 1993Term endedFeb 9, 2010

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.