Redundant transmission system that avoid cell repetitions
CA 2233122 A1 · Owner: Rau, Peter · Inventors: Rau, Peter
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In a transmission system wherein redundant message cells forwarded according, to the ATM (Asynchronous Transfer Mode) transmission method during the course ofvirtual connections are respectively transmitted via redundant transmission paths a, blocking window is defined upon reception of the message cells this blocking window, excluding from further processing those message cells with a lower sequence number than the sequence number of the message cell that was selected at the moment as the most recent message cell for further processing. The method avoids repetitions of message cells and yields an optimally low loss of message cells given a switching between the transmission paths.
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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 25, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 25, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 25, 2020.
- 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.