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:
Dec. 01, 2015

Filed:

Oct. 03, 2014
Applicant:

Baker Hughes Incorporated, Houston, TX (US);

Inventors:

David Gavia, The Woodlands, TX (US);

Nicholas J. Lyons, Sugar Land, TX (US);

Juan Miguel Bilen, The Woodlands, TX (US);

Danny E. Scott, Montgomery, TX (US);

Rudolf Carl Pessier, Houston, TX (US);

Assignee:

Baker Hughes Incorporated, Houston, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 10/36 (2006.01); E21B 10/43 (2006.01); E21B 10/55 (2006.01); E21B 10/60 (2006.01); E21B 10/567 (2006.01);
U.S. Cl.
CPC ...
E21B 10/43 (2013.01); E21B 10/55 (2013.01); E21B 10/5673 (2013.01); E21B 10/602 (2013.01);
Abstract

Earth-boring drill bits may include a bit body including blades extending radially over a face of the earth-boring drill bit and cutting elements attached to each blade. Only cutting elements including planar cutting faces may be attached to at least one of the blades. Only cutting elements including nonplanar cutting faces may be attached to at least another of the blades. Only cutting elements including planar cutting faces or only cutting elements including nonplanar cutting faces may be attached to each of the blades. Only cutting elements including nonplanar cutting faces may be attached to a number of the blades that may be unequal to a number of the blades to which only cutting elements comprising planar cutting faces may be attached.


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