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Expired Canadian patentCanada

Inked ribbon cartridge

CA 1208152 A · Owner: Genicom Corporation · Inventors: Karns, Ward L.

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

The inked ribbon cartridge comprises an endless ribbon, an elongated housing for the ribbon a first, laterally extending finger at on end of the housing a, longitudinally slidable arm at the other end of the housing carrying a second finger disposed generally parallel to the first finger. A drive wheel is located behind the ribbon and is rotatable for withdrawing ribbon from the front section and is operative to create folds in the used ribbon and to stuff the folds of ribbon between the drive wheel and the ribbon. A fixedly mounted stripper ring encircles the drive wheel and carries a stripper foot to strip the ribbon from the wheel. At the exit port are three aligned support members with …

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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 July 22, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 22, 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.
FiledNovember 4, 1983
GrantedJuly 22, 1986
Term endedJuly 22, 2003
Patent numberCA 1208152 A
Classification (IPC)B41J33/00

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedNov 4, 1983Patent grantedJuly 22, 1986Term endedJuly 22, 2003

Sources & verification

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