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Expired Canadian patentCanada

Concrete sideform system

CA 2771894 C · Owner: Srb Construction Technologies Pty Ltd. · Inventors: Sladojevic, Robert Radovan; Girotto, Steven; Deleon, Craig

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

An accessory for use with a concrete sideform system includes an elongate body member defining a shape-imparting portion which imparts a predetermined shape to an edge of a concrete panel to be cast using the sideform system and an attaching element carried by the body member for attaching the body member releasably to a sideform frame of the system.

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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 24, 2005 and granted May 13, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 24, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • 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 24, 2005
GrantedMay 13, 2014
Term endedMay 24, 2025
Patent numberCA 2771894 C
Classification (IPC)E04G9/06 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedMay 24, 2005Patent grantedMay 13, 2014Term endedMay 24, 2025

Sources & verification

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