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Expired Canadian patentCanada

Kneadable, pliable bone replacement material

CA 2481383 C · Owner: Mathys Medizinaltechnik Ag · Inventors: Rizzoli, Giancarlo; Luginbuehl, Reto; Bohner, Marc

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The kneadable and moldable bone-replacement material consists of a mixture of calcium-containing ceramic particles and a hydrogel or a substance which can be , swelled into a hydrogel. The ceramic particles are of fully synthetic origin and the , individual ceramic particles have a structure which is at least partially cohesive and , porous. In addition, the majority of the ceramic particles has a non-spheric shape.

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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 April 2, 2003 and granted June 5, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 2, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 2, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 2, 2003
GrantedJune 5, 2012
Term endedApril 2, 2023
Patent numberCA 2481383 C
Classification (IPC)A61L27/44 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 2, 2003Patent grantedJune 5, 2012Term endedApril 2, 2023

Sources & verification

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