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Expired Canadian patentCanada

Aircraft engine exhaust nozzle

CA 2542717 C · Owner: Snecma · Inventors: Beutin, Bruno Albert; Fert, Jeremy Edmond

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

Aircraft engine exhaust nozzle, including a tubular body with two output channels delimiting a primary upstream flow vein for gas divided downstream into two parallel secondary gas flow veins the output channels including the means to direct the thrust comprising gas injection housings in the pre-cited secondary veins these housings being affixed onto the lateral walls of the output channels in an intermediate space formed between the downstream parts of the output channels and each including a window aligned with a slit formed in a lateral wall of the corresponding output channel and the controlled regulation means for the rate of gas injected by the window into the secondary vein.

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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 April 10, 2006 and granted October 22, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 10, 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.
FiledApril 10, 2006
GrantedOctober 22, 2013
Term endedApril 10, 2026
Patent numberCA 2542717 C
Classification (IPC)F02K1/40 +1 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedApril 10, 2006Patent grantedOct 22, 2013Term endedApril 10, 2026

Sources & verification

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