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Canadian application, no grantCanada

Color modeling of a photographic image

CA 2367928 A1 · Owner: Zolliker, Peter · Inventors: Meier, Roland; Zolliker, Peter

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 model is disclosed for a system of an image reproducing device and a medium which, produces an image by way of light modulators. A-relationship between image control data, and light modulation values is described by the model. A relationship is generated between, the light modulation values and the modulation color values by a modeled light incidence, onto the light modulators.

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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 16, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 16, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 16, 2024.
  • 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 16, 2002
GrantedNo grant recorded
Term endedJanuary 16, 2022
Patent numberCA 2367928 A1
Classification (IPC)G03B27/80 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJan 16, 2002Term endedJan 16, 2022

Sources & verification

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