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Expired Canadian patentCanada

Color facsimile apparatus

CA 2249013 C · Owner: Kizawa, Makoto · Inventors: Kizawa, Makoto

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

The color facsimile apparatus comprises communication result report generating means for synthesizing a part of unsent image data with communication result data of the communication so as to be output. When the image data is color image data, the part of image data is converted to monochromatic image data so as to generate image data to be synthesized with the transmission result report. When an absence of any one of printing material occurs color image data is converted to image data of a single color to be printed, and data, showing that received data has been color image data, is displayed on a printing paper.

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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

  • Filed July 17, 1997 and granted March 19, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 17, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 17, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 17, 1997
GrantedMarch 19, 2002
Term endedJuly 17, 2017
Patent numberCA 2249013 C
Classification (IPC)H04N1/46 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedJuly 17, 1997Patent grantedMarch 19, 2002Term endedJuly 17, 2017

Sources & verification

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