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Expired Canadian patentCanada

Method and apparatus of data exchange using runtime code generator and translator

CA 2394058 C · Owner: International Business Machines Corporation · Inventors: Kuznetsov, Eugene

CIPO record

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Abstract From the Canadian patent

A high level transformation method and apparatus for converting data formats in the context of network applications among other places. A flexible , transformation mechanism is provided that facilitates generation of translation machine code on the fly. A translator is dynamically generated by a translator compiler engine. The translator compiler engine implemented according to the present invention uses a pair of formal machine-readable format description (FMRFDs) and a corresponding data map (DMAP) to generate executable machine code native to the translator platform CPU. When fed an input stream, the translator generates an output stream by executing the native object code …

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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 December 20, 2000 and granted January 4, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 20, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 20, 2022.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 20, 2000
GrantedJanuary 4, 2011
Term endedDecember 20, 2020
Patent numberCA 2394058 C
Classification (IPC)G06F9/45 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedDec 20, 2000Patent grantedJan 4, 2011Term endedDec 20, 2020

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