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:
Oct. 06, 2020

Filed:

Nov. 20, 2016
Applicant:

Smith International, Inc., Houston, TX (US);

Inventors:

Michael G. Azar, The Woodlands, TX (US);

Somasundaram Valliyappan, Spring, TX (US);

Jason R. Gregg, Conroe, TX (US);

Jordan Mark Self, Littleton, CO (US);

Keisha Marie Spagnoletti, Denver, CO (US);

Alexei Jozef Barr, Pearland, TX (US);

Balasubramanian Durairajan, Sugar Land, TX (US);

Assignee:

SMITH INTERNATIONAL, INC., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/567 (2006.01); E21B 10/42 (2006.01);
U.S. Cl.
CPC ...
E21B 10/5673 (2013.01); E21B 10/42 (2013.01);
Abstract

A downhole cutting tool includes a body having a central axis extending therethrough, a plurality of blades extending outwardly from the body and converging towards a central region around the central axis, and at least one cutting element having a longitudinal axis, a non-cylindrical substrate, and an ultra-hard material body on the non-cylindrical substrate, the ultra-hard material body having a side surface extending around a cutting face and defining a cross-sectional shape of the ultra-hard material body, and the side surface comprising an edge having an inner angle of less than 180 degrees.


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