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Canadian application, no grantCanada

Radio system forming a wireless subscriber interface

CA 2265685 A1 · Owner: Nokia Telecommunications Oy · Inventors: Virtanen, Anu

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract 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.
FiledSeptember 16, 1997
GrantedNo grant recorded
Term endedSeptember 16, 2017
Patent numberCA 2265685 A1
Classification (IPC)H04M3/42 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedSep 16, 1997Term endedSep 16, 2017

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.