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:
May. 20, 2014
Filed:
Jun. 11, 2010
Applicants:
Youhe Zhang, Spring, TX (US);
Yuelin Shen, Spring, TX (US);
Yuri Burhan, Spring, TX (US);
Gregory T. Lockwood, Pearland, TX (US);
Inventors:
Youhe Zhang, Spring, TX (US);
Yuelin Shen, Spring, TX (US);
Yuri Burhan, Spring, TX (US);
Gregory T. Lockwood, Pearland, TX (US);
Assignee:
Smith International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 10/567 (2006.01); E21B 10/42 (2006.01); E21B 10/633 (2006.01); E21B 10/573 (2006.01);
U.S. Cl.
CPC ...
E21B 10/573 (2013.01); E21B 10/633 (2013.01);
Abstract
Cutter assemblies comprising an outer support element and a cutting element disposed therein. The cutting element is immovably attached to the outer support element. Also provided are downhole tools incorporating such cutter assemblies and methods of making such downhole tools.