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Expired Canadian patentCanada

Apparatus for affixing a prosthesis to bone

CA 1262602 C · Owner: Noiles, Douglas G. · Inventors: Noiles, Douglas G.

CIPO record

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Drawings and full text

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

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Abstract From the Canadian patent

A method and apparatus for affixing a prosthesis to bone is provided wherein stresses are transferred from the prosthesis to hard bone in a manner which corresponds to the stress transfers which occur in natural bone. The apparatus comprises a body having an outer surface at least a portion of which is contoured to mate with a portion of the inner surface of the hard bone to which the prosthesis is being affixed so that, in the region of said mating portions a, substantial fraction of the hard bone is in close proximity to or in contact with the outer surface of the body said outer surface in, said mating region being textured to increase the frictional engagement of the surface with the …

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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 November 7, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 7, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 1985
GrantedNovember 7, 1989
Term endedNovember 7, 2006
Patent numberCA 1262602 C
Classification (IPC)A61F2/30 +2 more

Timeline

Timeline From CIPO dates

1986198919921995199820012004Application filedFeb 8, 1985Patent grantedNov 7, 1989Term endedNov 7, 2006

Sources & verification

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