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:
Aug. 27, 2013
Filed:
Aug. 17, 2009
Applicants:
Matthew W. Niemeyer, Alvin, TX (US);
Jeffrey J. Marabella, Friendswood, TX (US);
Inventors:
Matthew W. Niemeyer, Alvin, TX (US);
Jeffrey J. Marabella, Friendswood, TX (US);
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B 47/00 (2012.01); E21B 34/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A technique operates a valve system in a subsea test tree via a control system of a type suitable for gaining desired industry ratings. A monitoring system is utilized to monitor functions of the control system, but the monitoring system is independent from the control system.