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Expired Canadian patentCanada

Reinforced tile mat base and modular carpet forming system

CA 2087594 C · Owner: Cyrus Manufacturing Inc. · Inventors: Maclellan, Ian Christian; Rodger, Malcolm David

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

This invention relates to a novel reinforced carpet tile mat base and modular carpet framing system. More particularly, the invention relates to a novel modular carpet tile mat construction which is specifically adapted to hold carpet tiles in a fixed position so that they may be used in combination as a floor mat or a covering for part of a floor area as a self-, contained floor covering. The invention comprises carpet tiles a mat base, and a mat frame. The mat base comprises: (a) a reinforcing layer, comprising woven or spun-bonded polyester nylon or polypropylene fibres; (b) a plastic binder enveloping and completely immersing the reinforcing layer thus binding the, fibres of the …

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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 July 27, 1990 and granted February 18, 1997. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 27, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 27, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 27, 1990
GrantedFebruary 18, 1997
Term endedJuly 27, 2010
Patent numberCA 2087594 C
Classification (IPC)A47G27/02 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedJuly 27, 1990Patent grantedFeb 18, 1997Term endedJuly 27, 2010

Sources & verification

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