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:
Feb. 21, 2012
Filed:
Mar. 11, 2011
Applicants:
L. Murray Dallas, Streetman, TX (US);
Bob Mcguire, Meridian, OK (US);
Inventors:
L. Murray Dallas, Streetman, TX (US);
Bob McGuire, Meridian, OK (US);
Assignee:
Stinger Wellhead Protection, Inc., Oklahoma City, OK (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hybrid wellhead system for a hydrocarbon well, having a wellhead supported by a conductor; an intermediate head spool secured to the wellhead by a hammer union; and a tubing head spool secured to the intermediate head spool by a hammer union.