Patent Assignment
Reel/Frame 012604/0053
Assignment of Assignor's Interest
Recorded: 2002-02-04
Pages: 2
Assignor
RUNIA, DOUWE JOHANNES
Executed: 2001-06-11
Assignee
SHELL OIL COMPANY
P.O. BOX 2463, HOUSTON, TEXAS, 77252
Covered Property
(1)
Through-Drill String Conveyed Logging System
Patent:
6,269,891 →
Application:
09/392,520 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.