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:
Jun. 11, 2019
Filed:
Mar. 24, 2014
Baker Hughes Incorporated, Houston, TX (US);
Anton F. Zahradnik, Sugar Land, TX (US);
Rudolf Carl Pessier, Galveston, TX (US);
Don Q. Nguyen, Houston, TX (US);
Matthew J. Meiners, Spring, TX (US);
Karlos B. Cepeda, Fort Worth, TX (US);
Michael S. Damschen, Houston, TX (US);
Mark P. Blackman, Spring, TX (US);
Jack T. Oldham, Conroe, TX (US);
Ronny D. McCormick, Magnolia, TX (US);
Baker Hughes, a GE company, LLC, Houston, TX (US);
Abstract
A hybrid earth-boring bit comprising a bit body having a central axis, at least one, preferably three fixed blades, depending downwardly from the bit body, each fixed blade having a leading edge, and at least one rolling cutter, preferably three rolling cutters, mounted for rotation on the bit body. A rolling cutter is located between two fixed blades.