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Expired Canadian patentCanada

System and method for automatic provision, customer selection, and deactivation of temporary advanced intelligent network services

CA 2244461 C · Owner: Jasper Wireless Llc · Inventors: Malik, Dale W.

CIPO record

Overview

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

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Abstract From the Canadian patent

System and method for providing a customer with the ability to obtain temporary advanced telecommunication services in the Advanced Intelligent Network (AIN) for the customer's calling line by dialing a call to special access code, without the intervention of a service representative. The call is recognized as a request for an initiation of a temporary advanced telecommunication service with respect to the customer's calling line. On the basis of the recognition an association, may be retained between the calling line number and the service switching point serving the calling line number. This retained association may be used later in the activation of the temporary advanced …

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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 July 31, 1998 and granted November 26, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 31, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 31, 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.
FiledJuly 31, 1998
GrantedNovember 26, 2002
Term endedJuly 31, 2018
Patent numberCA 2244461 C
Classification (IPC)H04M3/42 +1 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedJuly 31, 1998Patent grantedNov 26, 2002Term endedJuly 31, 2018

Sources & verification

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