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Expired Canadian patentCanada

Laser digitizer system for producing prosthetic devices

CA 2095238 C · Owner: Clynch Prosthetic & Orthotic Laboratory Ltd. · Inventors: Clynch, George; Allan, Jeffrey Brian

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 system and method for producing a device such, as a prosthetic or orthodontic structure having an inner, surface for engagement with a portion of the human body. While there have been developed some processes including those which scan a body portion with a laser digitizer these processes have encountered difficulties in identifying aeras, such as bony prominences which require modification in the shape of the interior of the socket. Difficulties have also been encountered in programming software which is sufficiently flexible to make proper modifications. The present system, produces a more accurately fitting socket and involves a less time consumming process with less discomfort …

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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 October 31, 1990 and granted April 25, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended October 31, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 31, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 31, 1990
GrantedApril 25, 2000
Term endedOctober 31, 2010
Patent numberCA 2095238 C
Classification (IPC)G05B19/42 +2 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedOct 31, 1990Patent grantedApril 25, 2000Term endedOct 31, 2010

Sources & verification

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