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:
Apr. 07, 2015
Filed:
Feb. 16, 2012
Applicants:
Rocky A. Turley, Houston, TX (US);
Brent J. Lirette, Cypress, TX (US);
Huy V. Le, Houston, TX (US);
Inventors:
Assignee:
Weatherford Technology Holdings, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/10 (2006.01); E21B 23/06 (2006.01); E21B 33/1295 (2006.01); E21B 33/12 (2006.01); E21B 33/129 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1216 (2013.01); E21B 43/10 (2013.01); E21B 33/1295 (2013.01); E21B 23/06 (2013.01); E21B 33/1291 (2013.01); E21B 43/103 (2013.01); E21B 43/105 (2013.01);
Abstract
The present invention generally relates to a stage tool. In one aspect, a downhole tool for use in a wellbore is provided. The tool includes a body having a bore. The tool further includes a seal assembly attached to the body. The seal assembly having an expandable annular member, a seal member and an expander sleeve, wherein the seal member includes one or more anti-extrusion spring bands embedded within the seal member. The tool further includes a slip assembly attached to the body. The slip assembly includes slips that are configured to engage the wellbore.