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:
Jul. 08, 2014
Filed:
Oct. 07, 2013
Applicant:
Smith International, Inc., Houston, TX (US);
Inventors:
Navish Makkar, Houston, TX (US);
Tommy G. Ray, Houston, TX (US);
Manoj Mahajan, Houston, TX (US);
Dwayne P. Terracina, Spring, TX (US);
Sameer Bhoite, Conroe, TX (US);
Assignee:
Smith International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cutting structure for use with a reamer in enlarging a borehole in a subterranean formation includes a plurality of cutter blocks, radially extendable from a reamer body away from a central axis of the reamer body, each of the plurality of cutter blocks comprising at least one cutter blade thereon, wherein an angular spacing about the central axis of the reamer body between the at least one cutter blade on each of the plurality of cutter blocks is unequal.