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Expired Canadian patentCanada

Process and device for securing a low-altitude flight by an aircraft

CA 2503032 C · Owner: Espinasse, Jacques · Inventors: Artini, Franck; Espinasse, Jacques

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

The device (1) for securing a low-level flight comprises first means (3) to determine a flight path comprising a lateral trajectory and vertical trajectory guiding means (GM) to guide the aircraft along of that flight path also including navigation means, second means (9) to determine a secure corridor free of obstacles which is bounded on both sides of said lateral trajectory and third means (12) to prevent release of the aircraft that security corridor when being guided along said flight path.

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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 6, 2005 and granted February 28, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 6, 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.
FiledApril 6, 2005
GrantedFebruary 28, 2012
Term endedApril 6, 2025
Patent numberCA 2503032 C
Classification (IPC)B64C13/18 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedApril 6, 2005Patent grantedFeb 28, 2012Term endedApril 6, 2025

Sources & verification

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