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Expired Canadian patentCanada

Power situation indicator

CA 2595654 C · Owner: Oltheten, Erik · Inventors: Oltheten, Erik; Erwin, Jeffery

CIPO record

Overview

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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 power situation indicator (100) configured to provide power information in a rotorcraft is presented. The power situation indicator (100) includes a detection unit (105a-f) configured to detect a current value of each of a plurality of control parameters, each of the plurality of control parameters including a pre-determined operating limit; a calculation unit (110) configured to normalize on a common power scale (a) the current value and (b) the pre-determined operating limit of each of the plurality of control parameters, and a display unit (115) configured to dynamically display on the common power scale a first moveable (305 310) indicator and a second moveable , indicator …

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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 January 26, 2006 and granted May 12, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 26, 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.
FiledJanuary 26, 2006
GrantedMay 12, 2015
Term endedJanuary 26, 2026
Patent numberCA 2595654 C
Classification (IPC)G01L5/13 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJan 26, 2006Patent grantedMay 12, 2015Term endedJan 26, 2026

Sources & verification

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