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Expired Canadian patentCanada

Wireless parallel communications system and method therefor

CA 2387594 C · Owner: 2256355 Ontario Limited · Inventors: Hudson, John Edward

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

Capacity of radio links in an in-building cellular communication system is currently limited by bandwidth available for a communications link between a terminal and a single base station. The present invention mitigates this limitation by permitting the terminal to establish a number of communications links with a number of base stations. Content data is distributed in parallel over the number of communications links.

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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 October 16, 2000 and granted January 20, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 16, 2020.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 16, 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.
FiledOctober 16, 2000
GrantedJanuary 20, 2015
Term endedOctober 16, 2020
Patent numberCA 2387594 C
Classification (IPC)H04W72/04 +2 more

Timeline

Timeline From CIPO dates

2001200320052007200920112013201520172019Application filedOct 16, 2000Patent grantedJan 20, 2015Term endedOct 16, 2020

Sources & verification

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