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:
Mar. 03, 2026
Filed:
Mar. 13, 2023
Exocad Gmbh, Darmstadt, DE;
Maik Gerth, Seeheim-Jugenheim, DE;
Esther Moll, Warthausen, DE;
EXOCAD GMBH, Darmstadt, DE;
Abstract
The invention relates to a method for determining a preparation surface of a tooth for preparing the tooth for receiving a dental restoration element. The method comprises receiving a three-dimensional digital tooth model, a three-dimensional digital restorative tooth model, a definition of a restoration area, a first value selected for a basic preparation depth of the preparation, and a second value selected for a restoration thickness of the dental restoration element. The method further comprises determining a first reference surface using the selected first value, determining a second reference surface using the selected second value, determining one or more preparation reference surface sections using the first and second reference surface, and determining the preparation surface of the tooth using the determined one or more preparation reference surface sections.