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Expired Canadian patentCanada

Facsimile machine

CA 1318392 C · Owner: Sharp Kabushiki Kaisha · Inventors: Kotani, Matahira; Tamura, Nobuhiro; Hachinoda, Masayuki

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 facsimile machine is disclosed for reading image information to be transmitted and recording received image information. The machine includes a setting device for setting the facsimile machine in a continuous transmission mode for continuously transmitting a plurality of original documents, a storage device for storing, in response to an input from the setting device a state in which the facsimile machine is set in the continuous transmission mode, and a time counting device for counting, when the state is stored in the storage device, a time period after transmission of an image of each of the original documents. The arrangement is such that a facsimile circuit of the facsimile machine …

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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 May 25, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 25, 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.
FiledDecember 4, 1987
GrantedMay 25, 1993
Term endedMay 25, 2010
Patent numberCA 1318392 C
Classification (IPC)H04N1/21 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedDec 4, 1987Patent grantedMay 25, 1993Term endedMay 25, 2010

Sources & verification

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