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Expired Canadian patentCanada

Improved method for preservation of motion picture film

CA 2610258 C · Owner: Thomson Licensing · Inventors: Fancher, James Arthur

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

A method for archiving a motion picture film can include capturing in a digital format at least one reference image set corresponding to at least one image from the motion picture film. At least one reference image set can be created which includes an unprocessed image captured in the digital format, from an original camera negative. The image set can also include a processed image, stored in said digital format, that is a modified version of the unprocessed image. Subsequently, the reference image set can be recorded on a reference film medium to form a key frame reel. The key frame reel can thereafter be used to create monochrome color separations.

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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 May 18, 2006 and granted January 19, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 18, 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 18, 2006
GrantedJanuary 19, 2016
Term endedMay 18, 2026
Patent numberCA 2610258 C
Classification (IPC)G06K9/32

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMay 18, 2006Patent grantedJan 19, 2016Term endedMay 18, 2026

Sources & verification

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