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:
Feb. 24, 2026
Filed:
Mar. 11, 2020
Applicant:
Dentsply Sirona Inc., York, PA (US);
Inventors:
Stefan Fecher, Johannesberg, DE;
Lothar Völkl, Goldbach, DE;
Markus Vollmann, Geinhausen, DE;
Andreas Gebhardt, Langenselbold, DE;
Assignee:
Dentsply Sirona, Inc., York, PA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C 13/00 (2006.01); A61C 13/08 (2006.01); A61C 13/083 (2006.01);
U.S. Cl.
CPC ...
A61C 13/0022 (2013.01); A61C 13/0004 (2013.01); A61C 13/082 (2013.01); A61C 13/083 (2013.01); A61C 2201/002 (2013.01);
Abstract
A blank for milling or grinding a dental article, the blank having a plate-shaped body adapted to be received in a blank holder of a CAM system, which plate-shaped body comprises one or more ceramic or glass ceramic blank portions and two or more through holes, wherein each through hole is contiguous with at least one of the ceramic or glass ceramic blank portions for receiving a working end of a milling or grinding tool of the CAM system.