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Expired Canadian patentCanada

Compact multifunction sight

CA 2622871 C · Owner: Cubic Corporation · Inventors: Roes, John B.

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 multifunction sight is disclosed. The multifunction sight includes an body, a receiving aperture, an emitting aperture a parabolic reflector, and , an optical detector. The receiving aperture passes radiation in a first band and a second band into the , body where the first band is different from the second band. The emitting aperture that , passes the radiation in the first band out of the body. The parabolic reflector displays a , point source such that the point source is visible from the emitting aperture. The point , source appears aligned with where the multifunction sight is aimed irrespective of a visual , alignment with the emitting aperture. The optical detector is …

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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.

Why it's free to use

  • Filed May 24, 2006 and granted April 16, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 24, 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.
FiledMay 24, 2006
GrantedApril 16, 2013
Term endedMay 24, 2026
Patent numberCA 2622871 C
Classification (IPC)F41G11/00 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMay 24, 2006Patent grantedApril 16, 2013Term endedMay 24, 2026

Sources & verification

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