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Expired Canadian patentCanada

Hockey safety net system

CA 2644097 C · Owner: University Of Denver · Inventors: Gottfried, Ray

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 and system are provided for supporting installing, and removing a safety net or other partition in a multiple use facility. The support system is comprised of a number of linear or substantially linear segments that are coupled together in a configuration that approximates the shape of the area being partitioned. The support system may be easily assembled and the safety net or other partition secured thereto. The support system is attached at various points to a lifting system that can lift the support system and safety net or other partition, into position. Similarly the support system may be lowered, disassembled and stored for further use.

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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 28, 2006 and granted November 26, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 28, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 28, 2006
GrantedNovember 26, 2013
Term endedFebruary 28, 2026
Patent numberCA 2644097 C
Classification (IPC)A63C19/10 +2 more

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedFeb 28, 2006Patent grantedNov 26, 2013Term endedFeb 28, 2026

Sources & verification

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