Method for producing prosthetic moulded parts for dental use and prosthetic moulded part
CA 2345636 A1 · Owner: Wieland Dental + Technik Gmbh & Co. Kg · Inventors: Rubel, Susanne
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a method for producing prosthetic moulded parts for dental use with the aid of galvanic metal deposition whereby said deposition , occurs at least partially by means of a pulse current. Preferably the , deposition process is carried out in less than 5 hours especially in 1-2 , hours. According to said method a precious metal or a precious metal alloy especially gold or a gold alloy, is deposited. Aqueous gold sulphite baths are normally used.
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 September 30, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended September 30, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 30, 2021.
- 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.