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. 05, 2019
Filed:
Sep. 25, 2015
Applicant:
Dentsply Sirona Inc., York, PA (US);
Inventors:
Derek E. Heath, Vero Beach, FL (US);
Steven J. A. Treadway, Jonesborough, TN (US);
Assignee:
DENTSPLY SIRONA Inc., York, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/10 (2006.01); C22C 19/03 (2006.01); C22F 1/00 (2006.01); C22F 1/08 (2006.01); C22F 1/18 (2006.01); C22C 19/00 (2006.01); A61C 5/42 (2017.01); C21D 1/26 (2006.01);
U.S. Cl.
CPC ...
C22C 19/03 (2013.01); A61C 5/42 (2017.02); C22C 19/007 (2013.01); C22F 1/006 (2013.01); C22F 1/08 (2013.01); C22F 1/10 (2013.01); C22F 1/183 (2013.01); A61C 2201/00 (2013.01); A61C 2201/007 (2013.01); C21D 1/26 (2013.01); C21D 2201/01 (2013.01); C21D 2201/02 (2013.01);
Abstract
Medical instruments, particularly, endodontic instruments with unique limited memory characteristics, and methods for making such instruments. One embodiment includes heat treating an endodontic blank prior to forming a working portion of the endodontic instrument.