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. 08, 2015
Filed:
Feb. 20, 2013
Applicant:
Smith International, Inc., Houston, TX (US);
Inventors:
Charles H. Dewey, Houston, TX (US);
John E. Campbell, Houston, TX (US);
Shantanu N. Swadi, Cypress, TX (US);
Philip M. Gregurek, Pearland, TX (US);
Assignee:
Smith International, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 7/06 (2006.01); E21B 33/13 (2006.01); E21B 23/04 (2006.01); E21B 33/14 (2006.01);
U.S. Cl.
CPC ...
E21B 7/061 (2013.01); E21B 23/04 (2013.01); E21B 33/13 (2013.01); E21B 33/14 (2013.01);
Abstract
A system and method facilitate sidetracking by eliminating one or more trips downhole. A sidetracking system includes a whipstock assembly and a stinger assembly. The stinger assembly has a stinger which extends at least partially through the whipstock assembly. The stinger is coupled to a sub of the sidetracking system by a releasable latch mechanism, such as a shear pin or collet.