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Expired Canadian patentCanada

Turbojet engine comprising an ancillaries connecting arm and the ancillaries connecting arm

CA 2492166 C · Owner: Snecma · Inventors: Derenes, Jacky; Mazeaud, Georges

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

This invention concerns a turbofan jet engine including an outer fan duct (24), an inner fan duct (23) fluid conveying ancillaries located outside the outer fan duct (24) fluid transportation ancillaries located inside the inner fan duct (23) characterized by the fact that at least one removable modular arm (25) forming a connection for ancillaries is arranged between the outer fan duct (24) and the inner fan duct (23). With the invention the connection of ancillaries outside the outer fan duct to ancillaries inside the inner fan duct is achieved simply by means of a removable arm that is easy to mount and dismount.

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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 10, 2005 and granted June 19, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 10, 2025.
  • 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 10, 2005
GrantedJune 19, 2012
Term endedJanuary 10, 2025
Patent numberCA 2492166 C
Classification (IPC)F02C7/00 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedJan 10, 2005Patent grantedJune 19, 2012Term endedJan 10, 2025

Sources & verification

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