IP Library Assignment 014811/0611
Patent Assignment
Reel/Frame 014811/0611

Assignment of Assignor's Interest

Recorded: 2003-10-29 Pages: 2
Assignor
RUNIA, DOUWE JOHANNES
Executed: 2003-10-07
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, 910 LOUISIANA, HOUSTON, TEXAS, 77252-2463
Covered Property (1)
Logging System for Use in a Wellbore
Patent: 7,134,493 →
Application: 10/471,157 →
Publication: US 2004/0074639
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 023660/0121 →
Assignment of Assignor's Interest Oct 4, 2012
From: THRUBIT B.V.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029072/0908 →