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Expired Canadian patentCanada

Thermal printing system

CA 1324027 C · Owner: Okuno, Takeshi · Inventors: Ogita, Hiromitsu; Mitsushima, Susumu; Okuno, Takeshi

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

Among various type of thermal printing systems printing machine having automatic paper feeding mechanism are widely used which feeds cut paper sheets successively one after another from a cassete for holding cut paper sheets stock to a printing area where the fed paper sheet is stretched tightly between a pair of rollers and is depressed on the opposite faces of a platen to repeat printins. However,there sometimes may arise crumling the fed paper sheet between either one pinch roller or rollers and the plateneus fed paper sheet between either one pinch roller or rollers and the platen due to slightly misoriented paper sheet or to minor deviation in the size of machine parts thereby it is …

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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 9, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 9, 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.
FiledJune 20, 1989
GrantedNovember 9, 1993
Term endedNovember 9, 2010
Patent numberCA 1324027 C
Classification (IPC)G01D15/10 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedJune 20, 1989Patent grantedNov 9, 1993Term endedNov 9, 2010

Sources & verification

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