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Expired Canadian patentCanada

Composition and a process for inducing binding between parts of living mineralized tissue

CA 1339338 C · Owner: Straumann Holding Ag · Inventors: Lindskog, Sven; Blomlof, Leif; Hammarstrom, Lars

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Abstract From the Canadian patent

A composition for use in inducing binding between parts of mineralized tissue by regeneration of mineralized tissue on at least one of the parts, containing as an active constituent a protein fraction originating from a precursor to dental enamel so, called enamel matrix and a process for inducing binding between parts of living mineralized tissue by regeneration of mineralized tissue on at least one of the parts using such composition are, described.

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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

  • Granted August 19, 1997. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 19, 2014.
  • 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 16, 1989
GrantedAugust 19, 1997
Term endedAugust 19, 2014
Patent numberCA 1339338 C
Classification (IPC)C07K14/47 +2 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedMarch 16, 1989Patent grantedAug 19, 1997Term endedAug 19, 2014

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