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:
Sep. 23, 2014
Filed:
Apr. 23, 2010
David R. Hall, Provo, UT (US);
Ronald B. Crockett, Payson, UT (US);
Marcus Skeem, Provo, UT (US);
Francis Leany, Salem, UT (US);
Casey Webb, Provo, UT (US);
David R. Hall, Provo, UT (US);
Ronald B. Crockett, Payson, UT (US);
Marcus Skeem, Provo, UT (US);
Francis Leany, Salem, UT (US);
Casey Webb, Provo, UT (US);
Schlumberger Technology Corporation, Houston, TX (US);
Abstract
In one aspect of the invention, a fixed bladed drill bit comprises a working surface comprising a plurality of blades converging at a center of the working surface and diverging towards a gauge of the bit. Each blade comprises a plurality of pointed cutting elements and another plurality of shearing cutters. The plurality of shearing cutters comprises a first shearing cutter. The first shearing cutter on each blade tracks the first shearing cutter on other blades along a common circular cutting path.