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Expired Canadian patentCanada

Signal processing arrangement

CA 1056066 A · Owner: General Electric Company · Inventors: Hewitt, Terry L.; Harris, Samuel C. (Jr.)

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

An arrangement is provided for detecting a change in the number of printing characters associated with a set of such characters employed in a printer. The arrangement automatically modifies the print control algorithum employed in the printing process in accordance with the detected change.

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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 5, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 5, 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—
GrantedJune 5, 1979
Term endedJune 5, 1996
Patent numberCA 1056066 A
Classification (IPC)B41J5/30

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedJune 5, 1979Term endedJune 5, 1996

Sources & verification

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