Method and device for processing of information
CA 2400604 A1 · Owner: Anoto Ab · Inventors: Ericson, Petter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention concerns a method for generating a form a method for recording , form data, which arises when a corresponding form is completed for an , information entry, and a corresponding form. The form comprises a form layout with at least one entry field which is printed on a base in the form of a sheet. It is characterised in that the base is provided with a position-coding pattern, the entry field being intended to be completed using a user unit which is arranged to optically detect positions on the sheet utilising the , position-coding pattern for digital recording of information entered in the entry field; and by and identity pattern on the sheet a marking of the , identity …
Read the whole patent
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 March 21, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 21, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 21, 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.