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Expired Canadian patentCanada

Interior panel

CA 1233336 A · Owner: Kabushiki Kaisha Toshiba · Inventors: Muro, Toshihiko; Tsuruta, Yutaka; Kobayashi, Hiroshi

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

Abstract of the Disclosure, An interior panel according to the present invention comprises a plurality of support units fixedly arranged on a floor slab, a panel member supported by the support units so as to be located over the slab surface at a predetermined distance therefrom and a, cable separator supported by the support units and dividing the space between the panel member and the slab surface into upper and lower space sections. The cable separator is in the form of a plate with a stepped surface portion at the peripheral edge portion thereof and can be supported on the support units either in a first position in which the stepped portion faces upward or in a second position in which …

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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 March 1, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 1, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 23, 1984
GrantedMarch 1, 1988
Term endedMarch 1, 2005
Patent numberCA 1233336 A
Classification (IPC)E04B5/48 +1 more

Timeline

Timeline From CIPO dates

1985198819911994199720002003Application filedNov 23, 1984Patent grantedMarch 1, 1988Term endedMarch 1, 2005

Sources & verification

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