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. 06, 2022
Filed:
Sep. 08, 2020
Applicant:
Ulterra Drilling Technologies, L.p., Fort Worth, TX (US);
Inventors:
Carl Aron Deen, Fort Worth, TX (US);
Christopher M. Casad, Benbrook, TX (US);
Assignee:
Ulterra Drilling Technologies, L.P., Fort Worth, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/43 (2006.01); E21B 10/55 (2006.01);
U.S. Cl.
CPC ...
E21B 10/43 (2013.01); E21B 10/55 (2013.01);
Abstract
A drill bit including a body having a face and a bit axis. The face includes a cone region disposed about the bit axis, a nose region disposed radially outward from the cone region, and a shoulder region disposed radially outward from the nose region. The drill bit further includes a first plurality of cutters defining a first cutting profile, and a second plurality of cutters defining a second cutting profile different from the first cutting profile. The second plurality of cutters are not back-up cutters to the first plurality of cutters.