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Expired Canadian patentCanada

Biodegradable prosthetic bone implants for healing bone voids

CA 1232404 A · Owner: Scientific Advances, Inc. · Inventors: Mccoy, Larry G.; Hassler, Craig R.

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 improved biodegradable prosthetic implant is disclosed for use in the healing of bone voids. The implant comprises a body member consisting essentially of a biodegradable ceramic material which includes substantially linear pores aligned along the direction of desired bone growth. The implant can be in any shape suitable for use in the healing of bone voids present in bones such as long bones and facial or cranial bones.

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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 February 9, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 9, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 10, 1983
GrantedFebruary 9, 1988
Term endedFebruary 9, 2005
Patent numberCA 1232404 A
Classification (IPC)A61F2/00

Timeline

Timeline From CIPO dates

19841987199019931996199920022005Application filedJan 10, 1983Patent grantedFeb 9, 1988Term endedFeb 9, 2005

Sources & verification

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