Satellite multicast performance enhancing multicast http proxy system and method
CA 2310965 A1 · Owner: Hughes Network Systems, Llc · Inventors: Dillon, Douglas M.; Gaske, T. Paul
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A communication system including an upstream proxy server and two reporting downstream proxy servers, where the upstream proxy server is capable of multicasting a, uniform resource locator (URL) to the reporting downstream proxy servers. the reporting, downstream proxy servers interact with the upstream proxy server to resolve cache misses, and the upstream proxy servers returns a resolution to a cache miss via multicast. A, downstream proxy server which filters multicast transmissions of URLs and stores a, subset of the URLs for subsequent transmission where relative popularity is , used to determine whether to store a multicast URL. An upstream proxy server capable of, multicasting …
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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 5, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 5, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 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.