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. 27, 2018
Filed:
Jul. 11, 2014
Applicant:
Dentsply International Inc., York, PA (US);
Inventors:
Vincent Shotton, Broken Arrow, OK (US);
Dan Ammon, Tulsa, OK (US);
Assignee:
DENTSPLY International Inc., York, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23P 15/44 (2006.01); B21K 5/12 (2006.01); A61C 5/42 (2017.01); B21D 37/16 (2006.01);
U.S. Cl.
CPC ...
B23P 15/44 (2013.01); A61C 5/42 (2017.02); B21K 5/12 (2013.01); B21D 37/16 (2013.01); Y10T 29/49826 (2015.01);
Abstract
A method for manufacturing at least one nonlinear file including the steps of deforming at least a portion of a linear file away from a file axis and heat-treating the deformed file to shape-set the nonlinear file.