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:
Jan. 22, 2019
Filed:
Nov. 21, 2014
Applicant:
Dentsply International Inc., York, PA (US);
Inventors:
Vincent Shotton, Broken Arrow, OK (US);
Christopher Damien, Marietta, PA (US);
Dan Ammon, Tulsa, OK (US);
Assignee:
DENTSPLY SIRONA INC., York, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 5/42 (2017.01);
U.S. Cl.
CPC ...
A61C 5/42 (2017.02); A61C 2201/007 (2013.01); Y10T 29/49568 (2015.01);
Abstract
An endodontic instrument for cleaning/shaping a tooth root canal that includes an elongated shaft composed of a porous material, the shaft having a proximal end portion, a distal end and a tapered working portion having an external surface and a rotational axis, the working portion extending from the proximal end portion to the distal end.