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Expired Canadian patentCanada

Carpet clip

CA 2043966 C · Owner: Jvk Holdings Inc. · Inventors: Kostigian, John V.

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 spring clip for suspending carpets or the like on display racks. The clip comprises two members secured together by a pin which also carries a coil spring for urging jaws of the clip together. A pair of pads having projections thereon are adapted to be inserted between the jaws to grip more delicate carpets with a minimum of damage.

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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 June 5, 1991 and granted July 16, 1996. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 5, 2011.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 5, 2013.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 5, 1991
GrantedJuly 16, 1996
Term endedJune 5, 2011
Patent numberCA 2043966 C
Classification (IPC)F16B2/20 +2 more

Timeline

Timeline From CIPO dates

1992199419961998200020022004200620082010Application filedJune 5, 1991Patent grantedJuly 16, 1996Term endedJune 5, 2011

Sources & verification

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