Patent Assignment
Reel/Frame 034746/0374
Change of Name
Recorded: 2015-01-09
Pages: 4
Assignor
NATIONAL OILWELL NORWAY AS
Executed: 2009-12-30
Assignee
NATIONAL OILWELL VARCO NORWAY AS
SERVICEBOKS 401, KRISTIANSAND S, 4604, NORWAY
Covered Properties
(26)
Closed Device for Treatment of Drilling Fluids and Cuttings
Patent:
6,110,367 →
Application:
09/355,301 →
Method of Drilling Sub-Sea Oil and Gas Production Wells
Drill Pipe Spinner Device
Arrangement at a Piston Engine and Method of Controlling the Pistons
Riser Tensioning Arrangement
Valve Arrangement for Reciprocating Machinery Such as a Pump and a Compressor
Method and a Device for Protection of Personnel
Method and Device for Detecting Leaks in Reciprocating Machinery
Tensioning System for Production Tubing in a Riser at a Floating Installation for Hydrocarbon Production
Two-Part Telescopic Tensioner for Risers at a Floating Installation for Oil and Gas Production
Draining of Oil Leak in a Hydraulic Cylinder
Method of Filtering Pump Noise
Method for Determination of a Leakage on a Piston Machine
Application:
11/912,103 →
Publication:
US 2009/0241642
Drill Floor Device
System for Active Heave Compensation and Use Thereof
Drawworks Device on a Drill Floor
Centralizing Device for an Elongated Body in a Mouse Hole Machine
Method for Detection of a Fluid Leak Related to a Piston Machine
Method for Detection of a Malfunction Related to a Fluid Affected Component in a Piston Machine
Collector Device for Drilling Fluid
Method for Detection of a Fluid Leak Related to a Piston Machine
Means and Method for Mixing a Particulate Material and a Liquid
Means for Emptying Packages
Mouse Hole Damper Device
Riser Tensioner
Internal Blow Out Preventer
Related Assignments
(22)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jul 27, 1999
From: JENSEN, OLE DAGFINN; KALVENES, 0YSTEIN
To: MERCUR SUBSEA PRODUCTS ASA
Reel/Frame 010244/0396 →
Assignment of Assignor's Interest
Oct 31, 2002
From: GJEDEBO, JON G.
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 013450/0176 →
Assignment of Assignor's Interest
Jun 23, 2003
From: MOE, MAGNE; HAUGHOM PER OLAV; POLLESTAD, JORN
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 014195/0816 →
Assignment of Assignor's Interest
Aug 25, 2003
From: MOE, MAGNE MATHIAS; KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 014430/0117 →
Assignment of Assignor's Interest
Apr 22, 2004
From: GJEDEBO, JON G.
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 015240/0256 →
Assignment of Assignor's Interest
Feb 7, 2005
From: MERCUR SUBSEA PRODUCTS ASA
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 016226/0659 →
Assignment of Assignor's Interest
Mar 9, 2005
From: KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 015750/0135 →
Assignment of Assignor's Interest
Mar 28, 2005
From: ROED, FRODE; SANDVIK, SIGVE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 015826/0671 →
Assignment of Assignor's Interest
Jun 30, 2005
From: MOE, MAGNE; KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 016207/0358 →
Assignment of Assignor's Interest
Sep 1, 2005
From: MOE, MAGNE MATHIAS
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 016482/0316 →
Assignment of Assignor's Interest
Feb 15, 2006
From: MOE, MAGNE MATHIAS
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 017183/0869 →
Assignment of Assignor's Interest
Feb 15, 2006
From: MOE, MAGNE MATHIAS
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 017174/0275 →
Assignment of Assignor's Interest
Jul 29, 2008
From: KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 021308/0166 →
Assignment of Assignor's Interest
Oct 2, 2008
From: KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 021631/0929 →
Assignment of Assignor's Interest
Oct 13, 2008
From: STANDAL, TROND
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 021670/0276 →
Assignment of Assignor's Interest
Feb 10, 2009
From: VON DER OHE, CHRISTIAN
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 022233/0873 →
Assignment of Assignor's Interest
Mar 24, 2009
From: WEBB, JONATHAN GARRICK
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 022441/0892 →
Assignment of Assignor's Interest
Jun 24, 2009
From: WEBB, JONATHAN GARRICK
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 022872/0163 →
Assignment of Assignor's Interest
Jul 1, 2009
From: TARRALDRUD, PALL
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 022934/0881 →
Assignment of Assignor's Interest
Jan 4, 2010
From: KYLLINGSTAD, AGE
To: NATIONAL OILWELL NORWAY AS
Reel/Frame 023729/0230 →
Assignment of Assignor's Interest
Jun 2, 2023
From: NATIONAL OILWELL VARCO NORWAY AS
To: NOV INTERNATIONAL HOLDINGS C.V.
Reel/Frame 064367/0415 →
Assignment of Assignor's Interest
Jun 7, 2023
From: NOV INTERNATIONAL HOLDINGS C.V.
To: GRANT PRIDECO, INC.
Reel/Frame 063888/0818 →