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:
Dec. 03, 2019
Filed:
Aug. 25, 2016
Cameron International Corporation, Houston, TX (US);
Gavin Robottom, Leeds, GB;
Robert Cridland, Leeds, GB;
Cameron International Corporation, Houston, TX (US);
Abstract
A tubing or casing hanger assembly includes a tubing or casing hanger including a first key disposed on an outer surface of the hanger, and a locking member disposed about the hanger, the locking member including a first key disposed on an inner surface of the hanger, wherein the locking member includes a first position where the first key of the locking member is circumferentially spaced from the first key of the hanger, and a second position where the first key of the locking member circumferentially overlaps with the first key of the locking member to couple the locking member with the hanger.