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Expired Canadian patentCanada

Artificial bone mineral substitute for in vivo hardening

CA 2518104 C · Owner: Bone Support Ab · Inventors: Nilsson, Malin; Lidgren, Lars

CIPO record

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Abstract From the Canadian patent

The invention relates to an injectable bone mineral substitute material composition with the capability of being hardened in a body fluid in vivo which comprises at least one calcium phosphate component and at least one calcium sulfate component as a dry mixture mixed with an aqueous liquid and , at least one accelerator, the at least one calcium sulfate component being particulate hardened calcium sulfate, which has a specified particle size that is in order to confer injectability to the composition. The invention also concerns the bone mineral substitute material produced from the composition as well as methods and uses thereof.

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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 March 5, 2004 and granted February 5, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 5, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 5, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 5, 2004
GrantedFebruary 5, 2013
Term endedMarch 5, 2024
Patent numberCA 2518104 C
Classification (IPC)A61L24/02 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedMarch 5, 2004Patent grantedFeb 5, 2013Term endedMarch 5, 2024

Sources & verification

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