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:
Oct. 03, 2017
Filed:
Jul. 17, 2015
Applicant:
Smith International, Inc., Houston, TX (US);
Inventors:
Ted Tessitore, The Woodlands, TX (US);
Anthony Griffo, The Woodlands, TX (US);
Yuelin Shen, Spring, TX (US);
Youhe Zhang, Spring, TX (US);
Madapusi K. Keshavan, The Woodlands, TX (US);
Assignee:
SMITH INTERNATIONAL, INC., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 25/68 (2006.01); E21B 10/54 (2006.01); C22C 26/00 (2006.01); C22C 1/10 (2006.01); B22F 3/24 (2006.01);
U.S. Cl.
CPC ...
C03C 25/68 (2013.01); C22C 1/1094 (2013.01); C22C 26/00 (2013.01); E21B 10/54 (2013.01); B22F 2003/244 (2013.01);
Abstract
A cutting element includes a polycrystalline diamond layer having a cutting face and a diamond layer side surface, a substrate attached to the polycrystalline diamond layer, the substrate having a bottom surface and a substrate side surface, an interface between the diamond layer and the substrate, and a mask covering at least the bottom surface and the substrate side surface of the cutting element.