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Expired Canadian patentCanada

Register book holder

CA 1135587 A · Owner: Sundstrom, Hans · Inventors: Sundstrom, Hans

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

A holder for use with a register book is disclosed the holder, having a mounting plate with a front surface directed towards a viewer. The holder may be used with a telephone set or a similar apparatus where it is intended to support the mounting plate behind and above the apparatus. The holder is also useful for instrument panels in cars. The mounting plate is connected to a base unit via a connecting section which is pivoted to both the plate and the base unit. The mounting plate is provided with at least one protruding tongue at its free edge and the tongue merges with the remainder of the free edge via especially designed recesses.

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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 November 16, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 16, 1999.
  • 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 6, 1979
GrantedNovember 16, 1982
Term endedNovember 16, 1999
Patent numberCA 1135587 A
Classification (IPC)A47B23/06 +2 more

Timeline

Timeline From CIPO dates

1980198219841986198819901992199419961998Application filedDec 6, 1979Patent grantedNov 16, 1982Term endedNov 16, 1999

Sources & verification

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