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Expired Canadian patentCanada

Clip on fastener

CA 2102174 C · Owner: Eaton Corporation · Inventors: Clinch, James Patrick; Rattmann, Hans Rudolph; Laarman, James Hilary

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 clip on fastener (100) is provided that features a pair of spaced apart legs (2) and (6) extending from a closed end (9) to an open end (10) of fastener(100). Leg (6) includes a pair of resilient arms (16 and 18) that extend away from the side of the leg (6) facing away from leg (2) and end in overhanging relationship to an opening (7) through arm (16). Arm (18) extends towards closed end (9) and includes a guide tab (20) that extends angularly away from leg (2) towards open end (10). Tab (20) is operative to initiate separation of legs (2 and 6) to enhance receipt of an edge of a panel or plate (P) into open end (10).

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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 November 1, 1993 and granted April 6, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 1, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 1, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 1, 1993
GrantedApril 6, 1999
Term endedNovember 1, 2013
Patent numberCA 2102174 C
Classification (IPC)F16B37/04

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedNov 1, 1993Patent grantedApril 6, 1999Term endedNov 1, 2013

Sources & verification

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