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.

Date of Patent:
Jul. 03, 2018

Filed:

Mar. 24, 2015
Applicant:

Ivoclar Vivadent Ag, Schaan, LI;

Inventors:

James M. Sellers, Eliot, ME (US);

Douglas B. Snell, Portsmouth, NH (US);

Michael R. Cole, Stratham, NH (US);

James Donnelly, Ipswich, MA (US);

Assignee:

Ivoclar Vivadent AG, Schaan, LI;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 3/35 (2006.01); A61C 13/00 (2006.01); B23C 3/00 (2006.01); B23Q 3/06 (2006.01);
U.S. Cl.
CPC ...
A61C 13/0022 (2013.01); B23C 3/00 (2013.01); B23Q 3/061 (2013.01); B23C 2226/18 (2013.01); Y10T 409/30868 (2015.01);
Abstract

A dental blank holder for the manufacture of dental articles. The dental blank holder can include a frame configured to cooperate with a blank holder of a dental mill. The frame can includes an inner periphery and an outer periphery, the inner periphery including a plurality of receiving walls forming receiving spaces, each receiving space configured to receive a dental blank. The dental blank holder may also include a movable arm configured to form a plurality of locking walls, each locking wall configured to enclose a corresponding receiving space, the movable arm including at least one biasing member configured to apply an individual force toward each receiving space such that each of the dental blanks is held in the receiving spaces for a milling process.


Find Patent Forward Citations

Loading…