Method and circuit for operating a telecommunications network
CA 2283311 A1 · Owner: Deutsche Telekom Ag · Inventors: Herling, Wolfgang
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method and circuit for providing new services via a telecommunications network (1). The new services include for example, forward , and backward billing and data documentation via a telecommunications network. Backward billing setting, for example, enables the called subscriber to invoice the calling subscriber any amount for a consultation or service via a telecommunications network. The operator of the telecommunications network (1) is authorized by the called subscriber and the calling subscriber to collect said amount from the calling subscriber. The service "data documentation via a telecommunications network" makes it possible for contracts which are …
Read the whole patent
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 January 24, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 24, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 24, 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.