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Expired Canadian patentCanada

Recessed lighting fixture

CA 2184149 C · Owner: Canlyte Inc. · Inventors: Caluori, Giuseppe

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 invention provides a recessed lighting fixture having an outwardly extending housing flange about a lower end of the fixture housing and retaining clips mounted to the housing wall. The retaining clips have enlarged ends trapped within the housing and extending through axial slots so as to permit axial movement along the housing wall. Each retaining clip includes a spring armbiased to an open position in which the spring arm extends radially from the housing, part of the upper portion being flexible such that the spring arm can be depressed toward the housing wall. The fixture can thus be installed through a ceiling opening barely larger than the diameter of the housing. Means is …

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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 August 26, 1996 and granted January 19, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 26, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 26, 2018.
  • 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 26, 1996
GrantedJanuary 19, 1999
Term endedAugust 26, 2016
Patent numberCA 2184149 C
Classification (IPC)F21V21/04

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedAug 26, 1996Patent grantedJan 19, 1999Term endedAug 26, 2016

Sources & verification

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