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Expired Canadian patentCanada

Snap-in fastener

CA 2175508 C · Owner: Eaton Corporation · Inventors: Danby, Michael R.; Clinch, James Patrick

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 snap-in type fastener (100) is provided that is adapted to have an object such as automobile trim (24) secured hereto by a threaded member such as a screw (26) and which features a pair of opposed resilient fingers (14 14') having a contoured cross-, section enabling them to flatten as they are pressed into an aperture (32) in a panel (30) until free-ends (17,17') respectively of tabs (16,16') extending respectively therefrom spring or snaps outwardly to engage the opposite side of panel (30) to lockingly secure fastener 100 (and trim 24) to panel (30) while enabling fingers (14,14') to resume their original contoured cross-sectional configuration.

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, and the Claude kit works from them.

Why it's free to use

  • Filed May 1, 1996 and granted November 28, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 1, 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.
FiledMay 1, 1996
GrantedNovember 28, 2000
Term endedMay 1, 2016
Patent numberCA 2175508 C
Classification (IPC)F16B13/08 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedMay 1, 1996Patent grantedNov 28, 2000Term endedMay 1, 2016

Sources & verification

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