Image colour correction based on image pattern recognition, the image pattern including a reference colour
CA 2368322 A1 · Owner: Held, Andreas · Inventors: Schroder, Michael; Naf, Markus; Held, Andreas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a method for correcting at least one colour of a, photographic image including at least one pattern area or image pattern with a predictably, known colour or memory colour said image being transferred to a digital representation, wherein the method comprises the following steps: said at least one pattern area or image, pattern is being detected with respect to its presence and its location and , preferably also, with respect to its dimensions; an existing colour in the at least one detected pattern area or, image pattern is being determined; at least one replacement colour value (memory colour), is being provided, said value being related to the …
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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 17, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 17, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 17, 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.