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Expired Canadian patentCanada

A plate for flooring

CA 2224971 C · Owner: Brodrene Furst As · Inventors: Jaklin, Bjorn

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 plate (9) for flooring which easily may be laid out and taken up e.g. for , temporary covering of artificial grass indoors in gymnasiums has rectangular , form and comprises longitudinal edges (2 5) having upper lips (3, 7) and , lower lips (4 6). The upper and lower lips (3, 7, 4, 6) are arranged sectionwise so that the longitudinal edges (2 5) generally exhibit one upper , lip (3 7) on a section where there is no lower lip (4 6), and vice versa, and that on the or those sections where one of the longitudinal edges (2 5) , has an upper lip (3, 7), the other longitudinal edge (5 2) has a lower lip , (6, 4), and vice versa.

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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 May 28, 1996 and granted August 6, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 28, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 28, 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 28, 1996
GrantedAugust 6, 2002
Term endedMay 28, 2016
Patent numberCA 2224971 C
Classification (IPC)E04F15/02 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedMay 28, 1996Patent grantedAug 6, 2002Term endedMay 28, 2016

Sources & verification

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