Patent Assignment
Reel/Frame 074615/0473
Confirmatory Assignment
Recorded: 2026-02-04
Pages: 18
Assignor
BAKER HUGHES PRESSURE CONTROL LLC
Executed: 2025-12-19
Assignee
BAKER HUGHES OILFIELD OPERATIONS LLC
575 N. DAIRY ASHFORD, SUITE 100, HOUSTON, TEXAS, 77079
Covered Properties
(19)
Mandrel Casing Hanger and Running Tool System
Patent:
8,528,650 →
Application:
13/034,534 →
High Energy Dissipative and Erosion Resistant Fluid Flow Enhancer
Quick Connect Valve Actuator
Combination Fluid Pumping Sub and Hanger Lockdown Tool
Stem Head Adapter with Pistons
A Valve Body Filtration System
Dual Seal Fluid Fitting
Hydraulic Conductor Pipe Connector
Corrugated Energizing Ring for Use with a Split Lockdown Ring
Flexible Emergency Hanger and Method of Installation
Compound Express Actuator Connection
Compound Express Actuator Connection
Offset Adjustment Rings for Wellhead Orientation
Subsea Multibore Drilling & Completion System
Patent:
9,670,733 →
Application:
15/002,754 →
Electric Actuator System and Method
System and Method for Expandable Landing Locking Shoulder
System and Method for Preventing Inadvertent Valve Closures
Pressure Energized Seal Actuator Ring
No-Bolt Latching System
Related Assignments
(24)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 28, 2004
From: MCCULLOCH, STEPHEN; BRINKLEY, JIMMY
To: WOOD GROUP PRESSURE CONTROL LIMITED
Reel/Frame 015280/0656 →
Assignment of Assignor's Interest
May 6, 2011
From: SMITH, JERRY D.; TRUMBULL, MARTIN ANTHONY
To: WOOD GROUP PRESSURE CONTROL LIMITED
Reel/Frame 026239/0680 →
Assignment of Assignor's Interest
May 2, 2012
From: WOOD GROUP PRESSURE CONTROL LIMITED
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 028144/0215 →
Assignment of Assignor's Interest
Mar 15, 2013
From: ADAMS, KEITH M.; CHEATHAM, LLOYD R.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 030010/0641 →
Assignment of Assignor's Interest
Dec 17, 2013
From: MCEVOY, TRAVIS KYLE; CHEATHAM, LLOYD RAY; HOLGATE, BEN CALVIN
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 031802/0883 →
Assignment of Assignor's Interest
Mar 4, 2014
From: BORAK, EUGENE ALLEN, JR.; HEGDE, GAJANAN B.; HELVENSTON, ANDREW BROWNE
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 032348/0784 →
Assignment of Assignor's Interest
Apr 9, 2014
From: CODY, PAUL EUGENE; MEYBERG, SERGIO FELIPE; HELVENSTON, ANDREW BROWNE
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 032637/0878 →
Assignment of Assignor's Interest
Aug 28, 2014
From: LIEW, JOSEPH SHU YIAN
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 033630/0582 →
Assignment of Assignor's Interest
Oct 30, 2014
From: MCGILVRAY, MARK ANTHONY, JR.; OLVERA, ALFRED; HEGDE, GAJANAN B.; ADAMS, KEITH M.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 034072/0327 →
Assignment of Assignor's Interest
Jul 8, 2015
From: HELVENSTON, ANDREW BROWNE; BORAK, EUGENE ALLEN; HERMAN, CHRISTOPHER TAYLOR
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 036028/0347 →
Assignment of Assignor's Interest
Jan 21, 2016
From: NG, HOONG MAN
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 037547/0605 →
Assignment of Assignor's Interest
Apr 6, 2016
From: TAMOSAITIS, DONALD JAMES; LIN, CHIJIE
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 038209/0149 →
Assignment of Assignor's Interest
Jun 7, 2016
From: MCEVOY, TRAVIS KYLE; LAW, ROBERT KEVIN; ADAMS, KEITH M.; CHEATHAM, LLOYD R.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 038898/0560 →
Assignment of Assignor's Interest
Jun 7, 2016
From: MCEVOY, TRAVIS KYLE; LAW, ROBERT KEVIN; ADAMS, KEITH M.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 038898/0258 →
Assignment of Assignor's Interest
Jul 5, 2016
From: HELVENSTON, ANDREW BROWNE; BORAK, EUGENE ALLEN; NGUYEN, KHANG V.; PARSLEY, RYAN JOSEPH
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 039075/0130 →
Assignment of Assignor's Interest
Nov 2, 2017
From: YATES, CHAD; GHUMRE, MILIND APPASAHEB
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 044020/0333 →
Assignment of Assignor's Interest
Apr 23, 2018
From: LIEW, JOSEPH SHU YIAN
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 045613/0533 →
Assignment of Assignor's Interest
Jul 27, 2018
From: VALERA, LAUREN MICHELLE; MCEVOY, TRAVIS; ADAMS, KEITH
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 046486/0256 →
Assignment of Assignor's Interest
Oct 12, 2018
From: MCEVOY, TRAVIS KYLE; LAW, ROBERT KEVIN; ADAMS, KEITH M.; CHEATHAM, LLOYD R.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 047856/0263 →
Assignment of Assignor's Interest
May 1, 2019
From: CHENG, SAMUEL HEUNG YEUNG; HE, WEI; O'DELL, KEVIN; PALLINI, JOSEPH
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 049050/0970 →
Change of Name
Feb 11, 2020
From: WOOD GROUP PRESSURE CONTROL, L.P.
To: GE OIL & GAS PRESSURE CONTROL LP
Reel/Frame 051894/0861 →
Change of Name
Jan 26, 2023
From: GE OIL & GAS PRESSURE CONTROL LP
To: BAKER HUGHES PRESSURE CONTROL LP
Reel/Frame 062520/0634 →
Change of Name
Sep 24, 2024
From: GE OIL & GAS PRESSURE CONTROL LP
To: BAKER HUGHES PRESSURE CONTROL LP
Reel/Frame 069031/0345 →
Change of Name
Oct 29, 2025
From: BAKER HUGHES PRESSURE CONTROL LP
To: BAKER HUGHES PRESSURE CONTROL LLC
Reel/Frame 073424/0966 →