System and method for producing halftoned color separations for an output imaging device
CA 2383476 A1 · Owner: Hylands, Dave · Inventors: Blondal, Daniel J.; Cook, Robert; Hylands, Dave
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A raster image processing system (20) for producing the appropriate number and set of halftoned color separations for a select output device (24) is disclosed. The raster image processing system (20) includes a processing unit (30), an interpreter (32) and a color combiner (34). The interpreter (32) and color combiner (34) are application processes that are controlled by software running on the processing unit (30). The processing unit (30) identifies the number and set of colorants used to describe input image data and the number and set of halftoned color separations that a select output imaging device (24) is capable of rendering. The interpreter (32) converts the input data …
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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 August 30, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 30, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 30, 2022.
- 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.