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Expired Canadian patentCanada

900 number billing and collection system and method for on-line computer services

CA 2195968 C · Owner: Schneier, Bruce · Inventors: Schneier, Bruce; Walker, Jay S.

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 billing and collection system for enabling payment for a service provided over a data network by billing a customer for a telephone connection to a shared revenue billing network where the telephone connection to the billing network regulates access to the service provided over the data network comprising:, a data network including at least one user on-line service provider presenting at least one service for on-line access by a user with a user computer through the data network, a billing network and an access management computer for controlling access to the on-line service provider and billing the user for access to the on-line service provider, the access management computer …

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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 May 17, 1996 and granted November 20, 2001. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 17, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 17, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 17, 1996
GrantedNovember 20, 2001
Term endedMay 17, 2016
Patent numberCA 2195968 C
Classification (IPC)H04L12/14 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedMay 17, 1996Patent grantedNov 20, 2001Term endedMay 17, 2016

Sources & verification

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