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Expired Canadian patentCanada

Interface for inserting equipments making-up a telecommunications network in a system managing said equipments

CA 2089846 C · Owner: Destouesse, Claude · Inventors: Destouesse, Claude; Montarges, Jean

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

This interface (EG) for the insertion of equipment (ET) linked to form a telecommunication network called traffic network, in a system for managing such equipment forming a telecommunication network called a management support network, is such that it is comprised of in terms of equipment, integrated on a single physical support on the one hand a means of performing an interface function with the said management support network and on the other hand a means of performing an interface function with the said equipment.

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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 February 18, 1993 and granted January 20, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 18, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 18, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 18, 1993
GrantedJanuary 20, 1998
Term endedFebruary 18, 2013
Patent numberCA 2089846 C
Classification (IPC)H04B7/15 +2 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedFeb 18, 1993Patent grantedJan 20, 1998Term endedFeb 18, 2013

Sources & verification

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