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Canadian application, no grantCanada

Fiber-reinforced, porous, biodegradable implant device

CA 2291718 A1 · Owner: Osteobiologics, Inc. · Inventors: Leatherbury, Neil C.; Slivka, Michael A.; Kieswetter, Kristine

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

A fiber-reinforced, polymeric implant material useful for tissue engineering and method of making same are provided. The fibers are preferably aligned predominantly parallel to each other, but may also be aligned in a single plane. The implant material comprises a polymeric matrix preferably a , biodegradable matrix, having fibers substantially uniformly distributed therein. In preferred embodiments, porous tissue scaffolds are provided which facilitate regeneration of load-bearing tissues such as articular cartilage and bone. Non-porous fiber-reinforced implant materials are also provided herein useful as permanent implants for load-bearing sites.

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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 29, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 29, 2018.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 29, 2020.
  • 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 29, 1998
GrantedNo grant recorded
Term endedMay 29, 2018
Patent numberCA 2291718 A1
Classification (IPC)A61L27/44 +2 more

Timeline

Timeline From CIPO dates

1999200120032005200720092011201320152017Application filedMay 29, 1998Term endedMay 29, 2018

Sources & verification

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