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Expired Canadian patentCanada

Method for detecting a fuel leakage in an aircraft engine and system for carrying out said method

CA 2611993 C · Owner: Airbus Operations Sas · Inventors: Rivot, Jean-Luc

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Abstract From the Canadian patent

The invention relates to a method for detecting and localising a fuel leakage in the engine of a multi-engine aircraft consisting in (a) determining a fuel consumption (L240 L244) for each aircraft engine, (b) in comparing the consumption of each engine with the other aircraft engines (38) (c) in determining the engine exhibiting the greater fuel consumption ratio (35 45), in determining the excess consumption ratio (Q240 Q244) of said engine with respect to the other engines (38 48), (e) in checking whether the excessive consumption is caused by a leakage (51 - 56) and (f) in triggering an alarm (59) if the step (e) is checked. A system for detecting and localising a fuel leakage in the …

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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 June 20, 2006 and granted January 8, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 20, 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.
FiledJune 20, 2006
GrantedJanuary 8, 2013
Term endedJune 20, 2026
Patent numberCA 2611993 C
Classification (IPC)B64D37/00 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJune 20, 2006Patent grantedJan 8, 2013Term endedJune 20, 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.