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Expired Canadian patentCanada

Ballistically deployed restraining net system

CA 2291809 C · Owner: Foster-Miller, Inc. · Inventors: Mangolds, Arnis; Farinella, Michael David; Deguire, Daniel Rene

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 ballistically deployed restraining net system including a cartridge (12) receivable within a barrel, the cartridge (12) having a base (14) and an opposing open end (16). There is a restraining net (34) packaged in the cartridge and a set of weights (18, 20 22, 24, 26, 28, 30 and 32) attached to the restraining net (34) and packaged within the cartridge (12) between the base (14) of the cartridge and the restraining net (34). A deployment charge (36) ejects the restraining net (34) and the set of weights out of the barrel and out of the cartridge (12) and a spreader charge (38) deploys the weights after the net (34) and the set of weight exit the cartridge (12) so that the weights …

Read the whole patent

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.

Why it's free to use

  • Filed May 14, 1998 and granted August 20, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 14, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 14, 2020.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 14, 1998
GrantedAugust 20, 2002
Term endedMay 14, 2018
Patent numberCA 2291809 C
Classification (IPC)F42B12/00 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedMay 14, 1998Patent grantedAug 20, 2002Term endedMay 14, 2018

Sources & verification

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