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Expired Canadian patentCanada

Apparatus for transferring electrophotographic images

CA 1205846 A · Owner: Agfa-Gevaert Naamloze Vennootschap · Inventors: Vackier, Leo N.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Apparatus for transferring electrophotographic images Electrophotographic image transfer apparatus wherein a toner image on a previously uniformly charged and image-wise exposed photoconductor sheet, is transferred to a receptor sheet. The exact parallellism between both sheets in the toner transfer zone is obtained by fitting one sheet onto a rotatable cylindrical member fitting the other sheet to a flat supporting member that may move tangentially to the cylindrical member arranging the flat member for, balancing about a pivot the axis of which runs parallel with the direction of displacement, providing two laterally spaced spacing members to control the gap between the photoconductor and …

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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 June 10, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 10, 2003.
  • 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, 1983
GrantedJune 10, 1986
Term endedJune 10, 2003
Patent numberCA 1205846 A
Classification (IPC)G03G15/16

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedMay 25, 1983Patent grantedJune 10, 1986Term endedJune 10, 2003

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