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Expired Canadian patentCanada

Sheet transfer cylinder for rotary sheet printing machines

CA 1049055 A · Owner: Miller Western Corporation · Inventors: Weisgerber, Willi; Beck, Lother

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 sheet transfer cylinder for a rotary printing machine and more particularly a sheet transfer cylinder having an improved means for smoothing a sheet during perfector printing as well as an improved means for rapid change over from perfector printing to multi-color printing and adjusting to differing length sheets.

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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 February 20, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 20, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedFebruary 20, 1979
Term endedFebruary 20, 1996
Patent numberCA 1049055 A
Classification (IPC)B65H5/12 +1 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedFeb 20, 1979Term endedFeb 20, 1996

Sources & verification

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