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Expired Canadian patentCanada

Infrared emissive module

CA 2302290 C · Owner: Fogarty, Charles M. · Inventors: Fogarty, Charles M.

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 flexible infrared emissive module comprises an electrically insulating carrier layer (12), an electrically conductive layer (14) mounted to the carrier layer (12), an electrically insulating top layer (18) mounted to the carrier layer (12) and electrically conductive layers (24 26) mounted to the , other side of the carrier layer (12). The electrically conductive layer (14) comprises a fibrous composite of a fluoroelastomer and carbon

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 August 28, 1998 and granted March 25, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 28, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 28, 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.
FiledAugust 28, 1998
GrantedMarch 25, 2003
Term endedAugust 28, 2018
Patent numberCA 2302290 C
Classification (IPC)H01K1/14 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedAug 28, 1998Patent grantedMarch 25, 2003Term endedAug 28, 2018

Sources & verification

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