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Expired Canadian patentCanada

Method for increasing the flexibility of a communication network with separated call control and bearer control

CA 2614513 C · Owner: Suihko, Timo · Inventors: Suihko, Timo; Stumpert, Martin

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

Method, communication network and software program that enables a more flexible architecture in communication networks with separated call control and bearer control. The invention enables full support of the advantages of a communication network with separated call control and bearer control when interfacing with a further network with monolithic signalling. The invention also increases the flexibility of an existing payload connection especially in the case of a malfunction. The invention uses the existing signalling protocols to transfer further information. Basically information elements and methods to interpret the transferred information are stored in the receivers and senders of the …

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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 June 6, 2000 and granted August 6, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 6, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 6, 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.
FiledJune 6, 2000
GrantedAugust 6, 2013
Term endedJune 6, 2020
Patent numberCA 2614513 C
Classification (IPC)—

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedJune 6, 2000Patent grantedAug 6, 2013Term endedJune 6, 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.