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Expired Canadian patentCanada

Patterns for modeling computer component interactions

CA 2248404 C · Owner: Ibm Canada Limited-Ibm Canada Limitee · Inventors: Przybylski, Piotr; Baumeister, Sascha; Beisiegel, Michael

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 computer system and method including commands to permit interaction between a client and a, component in a backend system. The command has an input object for , transformation by the, backend system and defines one or more output objects representing the input , object after, transformation by the backend system. The command includes a connection specification, for, identification of the backend system with which the client is to interact and , an interaction, specification, for identification of the component in the backend system with which the client is to, interact. The command also includes a communication object for carrying out a , connection between the client and the component …

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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 September 24, 1998 and granted June 25, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 24, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 24, 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.
FiledSeptember 24, 1998
GrantedJune 25, 2002
Term endedSeptember 24, 2018
Patent numberCA 2248404 C
Classification (IPC)G06F15/76 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedSep 24, 1998Patent grantedJune 25, 2002Term endedSep 24, 2018

Sources & verification

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