Telecommunication process and system handling data organized in cells of variable length
CA 2404138 A1 · Owner: Rigolio, Giancarlo · Inventors: Rigolio, Giancarlo; Gallassi, Giorgio; Morganti, Michele
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A telecommunication system for transmitting and receiving data organized in packet of variable length among proprietary station by routing the data through a network equipped with switches handling data organized in standard packets or cells (ATM) each composed of a header followed by a payload of standard length. The system including: a first downstream interface (A) at , transmitting end station, where cells of non standard size are initially formed; nodes (non standard nodes) equipped with at least one non standard interface adaptor means, able to handle non standard size cells; standard nodes (standard ATM world) equipped with standard interfaces only able to , handle standard …
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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 March 16, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 16, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 16, 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.