Articulator for use in making dentures or parts thereof
CA 2053308 A1 · Owner: Edwardson, Svante R. · Inventors: Edwardson, Svante R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to an articulator for use in making, dentures or parts thereof. It has an upper and a lower principal member. An upper support means is provided for holding a maxillary cast fixedly mounted at the side of the upper member turned towards the lower principal member. A lower support means holds a mandibular cast. This support is mounted at the lower principal member and turned towards upper principal member. The lower support has a releasing/locking arrangement of a kind making it possible for an operator to move the lower support freely in several directions when the arrangement is in its released mode and to lock it in a desired position demanding only a slight …
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 April 5, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 5, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 5, 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.