Method of manufacturing restorations, prosthesis or the like within dental and medical service
CA 2064790 A1 · Owner: Sjogren, Goran · Inventors: Johansson, Gunnar; Sjogren, Goran; Sjogren, Goran
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to a method of manufacturing restaurations, artificial limbs or the like within dentistry and medical service, a measuring device, a computer and a shaping machine being utilized. According to the invention the method is characterized by the combination of the following moments: a measuring probe (3) provided with at least two lighting points (5-7) and being an integral part of a measuring device provided with at least two cameras (1, 2) is conveyed along the treatment area at the same time as the movements of the measuring probe (3) are registered by means of the cameras (1, 2); data from the cameras are collected and stored in a computer which is specially …
Read the whole patent
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 August 17, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended August 17, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 17, 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.