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. 17, 2012
Filed:
Apr. 05, 2011
Applicant:
Bob Mcguire, Meridan, OK (US);
Inventor:
Bob McGuire, Meridan, OK (US);
Assignee:
Stinger Wellhead Protection, Inc., Oklahoma City, OK (US);
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A casing mandrel for an independent screwed wellhead includes a seal bore for receiving a fixed-point packoff connected to a high-pressure mandrel of a pressure isolation tool, and a pin thread adapted for engagement with a box thread of a tubing head supported by the casing mandrel.