Tv program broadcasting method, tv receiver and medium
CA 2387386 A1 · Owner: Viewpoint Communications Corporation · Inventors: Akiyama, Ryuhei; Maeda, Hiroki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A commercial suitable for the audience is presented in the form of a sharp image. Television programs (program R, program S) are stored in a hard disk (11) in advance. Television commercials (commercial a commercial b,...) , suitable for the audience are selected from among a plurality of types of television commercials transmitted from companies according to information about the audience registered in advance by the audience and stored in the , hard disk memory (11). Stored television commercials to be broadcast during a television program are inserted to produce a television program (20). Each viewer selects a program that the viewer likes by operating a remote controller (13) or …
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 October 6, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 6, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 6, 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.