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Expired Canadian patentCanada

Flow meter and method for detecting a cable fault in a cabling of the flow meter

CA 2770476 C · Owner: Micro Motion, Inc. · Inventors: Mcanally, Craig B.; Hays, Paul J.

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

A method for detecting a cable fault in a cabling of a flow meter is provided according to an embodiment of the invention. The method includes testing one or more first pickoff wires and one or more second pickoff wires of the cabling for pickoff open wire faults. The method further includes testing the first pickoff wires and the second pickoff wires for pickoff connection orientation faults if no pickoff open wire faults are determined in the first pickoff wires and the second pickoff wires. The method further includes testing one or more driver wires of the cabling for driver open wire faults. The method further includes testing the driver wires for a driver connection orientation fault …

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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

  • Filed February 27, 2006 and granted December 10, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 27, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 27, 2006
GrantedDecember 10, 2013
Term endedFebruary 27, 2026
Patent numberCA 2770476 C
Classification (IPC)G01R31/54

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 27, 2006Patent grantedDec 10, 2013Term endedFeb 27, 2026

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