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Expired Canadian patentCanada

Prosthetic implant restoration method

CA 2178442 C · Owner: Prestipino, Vincent Joseph · Inventors: Ingber, Abraham; Prestipino, Vincent Joseph

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

A healing abutment embedded in edentulous bone remains in its implantation site in contouring contact with gingival tissue and has an impression coping mounted directly thereon for data transfer of the healing abutment position and shape to a replica of the implantation site on which a restorative prosthesis is formed. The prosthesis is transferred to the actual implantation site after removal of the healing abutment therefore when the gingival tissue has healed.

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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 June 6, 1996 and granted May 11, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 6, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 6, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 6, 1996
GrantedMay 11, 1999
Term endedJune 6, 2016
Patent numberCA 2178442 C
Classification (IPC)A61C8/00 +1 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedJune 6, 1996Patent grantedMay 11, 1999Term endedJune 6, 2016

Sources & verification

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