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Expired Canadian patentCanada

Electrophotographic printer

CA 1322020 C · Owner: Kikuchi, Takahiro · Inventors: Ainoya, Masayuki; Nobumori, Shogo; Shirakawa, Junji

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

Abstract, The electrophotographic printer of this invention includes a photosensitive drum, a form feeder having a means for feeding cut sheets to the photosensitive drum and a means for feeding fan-fold forms to that drum. The forms and fan-fold feeders are installed in parallel to the photosensitive drum. A frame is driven toward the photosensitive drum. A frame is driven toward the photosensitive drum to allow forms fed by the feeder means to make contact with the photosensitive drum and a transfer means is installed on the frame for transferring images on the photosensitive drum on to the forms which make contact with the drum. A conveyor belt is provided for sucking forms from the …

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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 September 7, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 7, 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.
FiledMay 25, 1989
GrantedSeptember 7, 1993
Term endedSeptember 7, 2010
Patent numberCA 1322020 C
Classification (IPC)G03G15/00 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedMay 25, 1989Patent grantedSep 7, 1993Term endedSep 7, 2010

Sources & verification

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