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:
Mar. 11, 2014
Filed:
Mar. 10, 2011
Applicant:
Peter J. Fay, Houston, TX (US);
Inventor:
Peter J. Fay, Houston, TX (US);
Assignee:
Baker Hughes Incorporated, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 34/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
Plug element systems comprise a tubular member having at least two seats. An eccentrically-shaped plug member comprises an upper end portion and a lower end portion. The upper end portion comprises an upper end diameter can be less than, greater than, or equal to a lower end portion diameter of the lower end portion. The eccentric shape of the plug member permits it to pass through a first seat and land on a second seat comprising a second seat length where both the first seat and the second seat comprise substantially equal inner seat diameters.