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Expired Canadian patentCanada

Machine system using infrared telemetering

CA 1212744 A · Owner: Valeron Corporation (The) · Inventors: Juengel, Richard O.

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

Positional information about movable components in a machine system relative to the workpiece is wirelessly transmitted by infrared radiation to a remote receiver. The receiver is operative to convert the infrared signals into electrical signals for controlling operational cycles of the machine system.

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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 October 14, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 14, 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.
FiledSeptember 2, 1983
GrantedOctober 14, 1986
Term endedOctober 14, 2003
Patent numberCA 1212744 A
Classification (IPC)G05B19/18 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedSep 2, 1983Patent grantedOct 14, 1986Term endedOct 14, 2003

Sources & verification

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