Method and apparatus for preventing disruptions in set-top terminal function due to the download of updated programming or data to the set-top terminal
CA 2379715 A1 · Owner: Schell, Charles · Inventors: Chatterjee, Abhijit; Schell, Charles; Reichgott, Samuel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method and device prevent a set-top terminal from accepting a download of new programming or data over a cable network when the download contains information already possessed by the set-top terminal or would cause an inconvenience to subscribers. When the set-top terminal is signaled that a new download is being offered, it checks whether the download contains a newer version of data or programmming than that currently resident in the set-top terminal. It also checks whether the conditions indicating that an interruption of service to accept a download would not invonvenience the subscriber, are satisfied. If they are the downlaod is accepted. Similar , criteria govern 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 June 26, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 26, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 26, 2022.
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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.