Radio system forming a wireless subscriber interface
CA 2265685 A1 · Owner: Nokia Telecommunications Oy · Inventors: Virtanen, Anu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A radio system providing a wireless subscriber interface comprising subscriber stations (1, 2, MS) and a network element (4) comprising means for transmitting telecommunication signals between the subscriber stations and a fixed telephone network exchange (3), whereby the system comprises a subscriber station (1, 2) consisting of a radio unit (6) and a fixed telephone network telecommunication terminal (5) connected to the radio unit. In order to route a local call correctly even when the subscriber does not dial an area code, the network element (4) comprises a register (10) including the fixed telephone network area code corresponding to the location (A B) of the , subscriber …
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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 September 16, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 16, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 16, 2019.
- 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.