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Expired Canadian patentCanada

Fuel injector

CA 2623358 C · Owner: University Of Leeds · Inventors: Mcintosh, Andrew; Beheshti, Novid

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

A method and apparatus is disclosed for ejecting material. The ejected material is ejected as liquid and liquid vapour via an explosive process which can provide a very fast ejection as well as an ejection which has a large throw. The apparatus can be used to eject fuel for a fuel injector.

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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 September 26, 2006 and granted September 9, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 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.
FiledSeptember 26, 2006
GrantedSeptember 9, 2014
Term endedSeptember 26, 2026
Patent numberCA 2623358 C
Classification (IPC)F23K5/14 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedSep 26, 2006Patent grantedSep 9, 2014Term endedSep 26, 2026

Sources & verification

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