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:
Jun. 02, 2026
Filed:
Mar. 12, 2025
Applicant:
Onesubsea As, Oslo, NO;
Inventors:
Christopher Almeland Knudtzon, Tranby, NO;
Arild Nor Buset, Stabekk, NO;
Martin Pedersen, Tranby, NO;
Assignee:
OneSubsea AS, Oslo, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/035 (2006.01); E21B 33/14 (2006.01);
U.S. Cl.
CPC ...
E21B 33/035 (2013.01); E21B 33/14 (2013.01);
Abstract
A wellhead assembly comprises a foundation having at least one well slot. The at least one well slot comprises a receptacle having an internal profile for holding a well pipe and a sleeve arranged in the receptacle. The sleeve is vertically movable and has a top end, which in a first position of the sleeve is located above the internal profile and in a second position of the sleeve is located below the internal profile. There is also provided a method of installing a wellhead assembly at a seabed.