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:
Oct. 13, 1998
Filed:
Feb. 06, 1996
Applicant:
Inventors:
James C Doane, Friendswood, TX (US);
William David Henderson, League City, TX (US);
Henry Joe Jordan, Jr, Conroe, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166373 ; 166 664 ; 166 667 ; 166319 ;
Abstract
A primarily electronically set permanent or retrievable downhole tool having a hydraulic contingency arrangement to activate the downhole tool in the conventional way in the event electronic communication fails.