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Expired Canadian patentCanada

Mountable light providing illumination and/or aiming

CA 2659520 C · Owner: Sharrah, Raymond L. · Inventors: Sharrah, Raymond L.; Penney, C. Bradford; Dinenna, John C.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A light comprising a light body having a mounting for an illumination light source having a cavity for receiving a battery therein. A first light source is disposed in the light body for selectively providing illumination in a given direction wherein the illumination light source includes a light emitting diode thermally coupled for removal for heat from the illumination light source. A housing is removably attached to the light body and defines a cavity between the housing and the light body for receiving an optional second light source for optionally providing light at a given direction. A switch is provided for selectively energizing the first light source the optional second light …

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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 November 14, 2005 and granted September 24, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 14, 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.
FiledNovember 14, 2005
GrantedSeptember 24, 2013
Term endedNovember 14, 2025
Patent numberCA 2659520 C
Classification (IPC)F21V23/04 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 14, 2005Patent grantedSep 24, 2013Term endedNov 14, 2025

Sources & verification

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