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Expired Canadian patentCanada

Method and system for subscriber provisioning of wireless services

CA 2275801 C · Owner: Gentry, William David · Inventors: Gentry, William David

CIPO record

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

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Abstract From the Canadian patent

A method and system for provisioning a wireless component over an Internet protocol network. A request to modify information in a location register is received from, an input device coupled to an Internet protocol network. The request is converted into, an HLR access message. The HLR access message is sent to the location register, and information is modified in the location register in response to the HLR access, message.

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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 June 15, 1999 and granted December 23, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 15, 2019.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 15, 2021.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 15, 1999
GrantedDecember 23, 2003
Term endedJune 15, 2019
Patent numberCA 2275801 C
Classification (IPC)H04W8/18

Timeline

Timeline From CIPO dates

2000200220042006200820102012201420162018Application filedJune 15, 1999Patent grantedDec 23, 2003Term endedJune 15, 2019

Sources & verification

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