IP Library Assignment 017459/0053
Patent Assignment
Reel/Frame 017459/0053

Assignment of Assignor's Interest

Recorded: 2005-07-07 Pages: 2
Assignors
MILLAR, IAN ALEXANDER
Executed: 2005-05-18
RUNIA, DOUWE JOHANNES
Executed: 2005-06-01
WOOD, PAUL NEILSON
Executed: 2005-05-18
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, 910 LOUISIANA, HOUSTON, TEXAS, 77252-2463
Covered Property (1)
Wellstring Assembly
Patent: 7,296,639 →
Application: 10/541,638 →
Publication: US 2006/0118298
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Dec 16, 2009
From: SHELL OIL COMPANY
To: THRUBIT B.V.
Reel/Frame 023660/0092 →
Assignment of Assignor's Interest Oct 4, 2012
From: THRUBIT B.V.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029072/0908 →