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Expired Canadian patentCanada

System and method for providing a communications client on a host device

CA 2575581 C · Owner: Hodgson, John Stuart · Inventors: Plestid, Thomas Leonard Trevor; Yach, David Paul; Hodgson, John Stuart

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Abstract From the Canadian patent

A system and a method for integrating an uncertified client (104) with a certified host device are provided. The integration system (100) is configured to integrate the uncertified client (104) which has a plurality of client , applications (106) with the certified host device (102), and has a client virtual machine (108), host applications (142) and an abstraction layer (138, 156). The client virtual machine (108) is coupled to the uncertified client (104) and is configured to execute the plurality of client applications (106). The host applications (142) are coupled to the certified host device (102) and are configured to control host dependent features on the certified host device …

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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 April 11, 2005 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 11, 2025.
  • 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.
FiledApril 11, 2005
GrantedFebruary 12, 2013
Term endedApril 11, 2025
Patent numberCA 2575581 C
Classification (IPC)—

Timeline

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2006200820102012201420162018202020222024Application filedApril 11, 2005Patent grantedFeb 12, 2013Term endedApril 11, 2025

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