Process and apparatus for the printing of digital image information
CA 2354434 A1 · Owner: Kundig, Armin · Inventors: Waldner, Stephan; Keller, Guido; Schrammli, Fortunat
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A remission sensor is provided in an inkjet printing apparatus for various measurement, tasks, which sensor is constructed for densiometric and colorimetric measurement tasks, and has a high local resolution. In a first application the borders of the , picture carrier are detected and the printing of pixels of the digital image located outside the borders, prevented. This permits the manufacture of borderless pictures without the wasting of, printing ink. In a second application the sensor is used for the , photoelectric scanning or measurement of co-printed print head test patterns. The functional condition of the print, head(s) can be determined by analysis of the measurement 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 July 26, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 26, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 26, 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
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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.