The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2020
Filed:
Dec. 07, 2012
3m Innovative Properties Company, Saint Paul, MN (US);
Malte Korten, Gröbenzell, DE;
Helmar Mayr, Kaufering, DE;
Gallus Schechner, Herrsching, DE;
Christoph Thalacker, Weilheim, DE;
Karsten Dede, Landsberg, DE;
Michael Jahns, Gilching, DE;
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Abstract
The invention relates to a dental milling block () comprising a dental article () having an outer surface, the dental article having been produced based on personalized data, wherein the outer surface of the dental article is at least partially covered with a surrounding material. The invention further relates to a process of producing a dental milling block, the process comprising the steps of: ⋅a) providing a personalized Data Set C containing geometry data of the dental article and colour data related to said geometry data, ⋅b) generating a layer of hardenable material on a surface, ⋅c) applying a colour agent to the layer of hardenable material of step b), wherein the colour agent is applied to at least some regions of those areas of the layer of hardenable material which are related to the geometry data of the dental article, ⋅d) consolidating the result obtained in step c) thereby obtaining an at least partially hardened layer of material.