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. 04, 2012
Filed:
Aug. 22, 2008
Applicant:
Prakash K. Mirchandani, Houston, TX (US);
Inventor:
Prakash K. Mirchandani, Houston, TX (US);
Assignee:
TDY Industries, LLC, Pittsburgh, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An earth-boring bit part such as, for example, a bit body, roller cone, or mud nozzle includes a hybrid cemented carbide composite. The hybrid cemented carbide includes a cemented carbide dispersed phase, and a cemented carbide continuous phase. A method of manufacture also is disclosed.