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Expired Canadian patentCanada

System and method for unlimited licensing to a fixed number of devices

CA 2608692 C · Owner: Ache, Marc · Inventors: Ache, Marc; Pence, William E.

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

A method and system providing access to electronic content includes receiving a request to access the electronic content from a user device accessing a , unique ID of the user device and comparing the unique ID to a list of authorized user devices. The unique ID is used to determine if the user device is an authorized user device. If the user device is authorized access is , provided to the electronic content. If the user device is not authorized determining if a maximum number of authorized user devices is reached. The user device is converted to an authorized user device if the maximum number , is not reached. If the maximum number of authorized user devices is reached the user can be …

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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 16, 2006 and granted October 24, 2017. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 16, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 16, 2006
GrantedOctober 24, 2017
Term endedMay 16, 2026
Patent numberCA 2608692 C
Classification (IPC)G06Q99/00

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedMay 16, 2006Patent grantedOct 24, 2017Term endedMay 16, 2026

Sources & verification

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