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Expired Canadian patentCanada

Portable upholstered furniture

CA 1283346 C · Owner: Herschlag, Herbert · Inventors: Herschlag, Herbert

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

Portable Upholstered Furniture, Abstract Portable upholstered furniture is defined by a laterally folding frame having a pair of laterally collapsible side arm frames and a pair of medially foldable parallelogram cross assemblies extending therebetween, at least one generally transversely flexible band of fabric or the like encircling the side arm frames and the cross assemblies, and a cushioned bonnet like upper assembly settable downwardly onto the side arm frames and the upper cross assembly, the encircling band being provided with a plurality of vertically extending strut members supporting the back portion of the cushion assembly and carrying support blocks for supporting the cross …

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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 April 23, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 23, 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.
FiledDecember 24, 1986
GrantedApril 23, 1991
Term endedApril 23, 2008
Patent numberCA 1283346 C
Classification (IPC)A47C4/28

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedDec 24, 1986Patent grantedApril 23, 1991Term endedApril 23, 2008

Sources & verification

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