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Expired Canadian patentCanada

Heat radiator assembly

CA 2203740 C · Owner: Jolan, Amir · Inventors: Jolan, Amir

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

The present invention relates to a heat radiator assembly comprising at least one heat radiator unit which comprises in combination a base and a primary reflector mounted on the base the primary, reflector having an elongated body with side walls (with a parabolic configuration in cross-section) upstanding outwardly from the base and end walls. A lamp is accommodated within the primary reflector by means of an elongated gap formed between lateral edges of the side walls of the primary reflector adjacent to the base. A secondary reflector having a generally elongated configuration is mounted on the base; it has an inner and an outer surface. The secondary reflector '8 inner surface faces 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 April 25, 1997 and granted February 26, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 25, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 25, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 25, 1997
GrantedFebruary 26, 2002
Term endedApril 25, 2017
Patent numberCA 2203740 C
Classification (IPC)F28F13/18 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedApril 25, 1997Patent grantedFeb 26, 2002Term endedApril 25, 2017

Sources & verification

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