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Canadian application, no grantCanada

A system for distributed task execution

CA 2266977 A1 · Owner: Corporation For National Research Initiatives · Inventors: Ely, David K.; Van Rossum, Guido; Strollo, Theodore R.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

A method for use in a distributed network (32) for processing a knowbot program (60) that has the ability to move from node to node in the distributed network (32). In the method, a knowbot operating environment (50) in each of the nodes provides service facilities useful to the knowbot program (60). And in the knowbot operating environment (50) a supervisor process (42) is run , that enables the knowbot program (60) to make use of the service facilities but does not permit direct access by the knowbot program (60) to facilities of the knowbot operating environment (50).

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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 23, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 23, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 23, 2019.
  • 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 23, 1997
GrantedNo grant recorded
Term endedSeptember 23, 2017
Patent numberCA 2266977 A1
Classification (IPC)G06F9/44 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedSep 23, 1997Term endedSep 23, 2017

Sources & verification

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