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Expired Canadian patentCanada

Seat-bed conversion assembly

CA 1286972 C · Owner: Tiffany And Tiffany, Designers, Inc. · Inventors: Tiffany, H. Robert

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

An improved seat-bed assembly providing a seat unit and a back frame support, both of which are interconnected by a controlled linkage that, coupled with a guided movement of the back frame support, will convert the assembly from a seat form to a full length bed. Pivotal withdrawal of the seat unit from the assembly will, through a drag link arrangement pivot the, back frame support through a guided path into a bed forming position with the now extended seat unit.

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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 July 30, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 30, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 22, 1988
GrantedJuly 30, 1991
Term endedJuly 30, 2008
Patent numberCA 1286972 C
Classification (IPC)A47C17/13

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 22, 1988Patent grantedJuly 30, 1991Term endedJuly 30, 2008

Sources & verification

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