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:
Dec. 20, 2011
Filed:
Feb. 09, 2011
Floyd C. Felderhoff, Montgomery, TX (US);
Rudolf Carl Pessier, Galveston, TX (US);
Yolanda V. Morse, Spring, TX (US);
Floyd C. Felderhoff, Montgomery, TX (US);
Rudolf Carl Pessier, Galveston, TX (US);
Yolanda V. Morse, Spring, TX (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
Methods of forming earth-boring tools include assembling a plurality of head sections about a longitudinal axis to form a bit body, rotatably mounting a cutter to a cutter bearing shaft of each head section, and forming at least one groove on an outer surface of a bit leg of at least one head section, causing the at least one groove to extend along a curved path from a leading side of the bit leg to a trailing side of the bit leg between an upper sidewall and a lower sidewall.