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. 04, 2011
Filed:
Jan. 16, 2008
Applicants:
Amardeep Singh, Houston, TX (US);
Mohammed Boudrare, Bossier City, LA (US);
Inventors:
Amardeep Singh, Houston, TX (US);
Mohammed Boudrare, Bossier City, LA (US);
Assignee:
Smith International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 10/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drill bit for cutting a borehole having a borehole sidewall, corner and bottom, includes a bit body having a bit axis and a rolling cone cutter mounted on the bit body and adapted for rotation about a cone axis. Further, the drill bit includes at least one insert having a base portion secured in the rolling cone cutter and having a cutting portion extending therefrom. The cutting portion of the at least one insert has a cutting surface including at least one flute.