Reduction of artifacts in reproduced images
CA 2361660 A1 · Owner: Waldner, Stephan · Inventors: Waldner, Stephan; Kundig, Armin; Keller, Guido
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for the reduction of artefacts during the reproduction of an image based on image data and having a plurality of image points by a specific , image, reproducing device is disclosed whereby the image points have appearance properties, the process including the following steps: device characteristics which describe the, appearance properties of image points produced by the specific image reproducing, device in answer to image data and describe the dependence of the appearance properties, on the position assigned to the image data are provided or input, reproduction image data are input, and the image data corrected based on the device characteristics and, depending on 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 November 9, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 9, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 9, 2023.
- 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.