IP Library Assignment 022954/0118
Patent Assignment
Reel/Frame 022954/0118

Assignment of Assignor's Interest

Recorded: 2009-07-14 Pages: 21
Assignor
THRUBIT, LLC
Executed: 2009-06-30
Assignee
THRUBIT B.V.
LANGE KLEIWEG 60F, 2288GK RIJSWIJK, NETHERLANDS
Covered Property (1)
Apparatus and System to Allow Tool Passage Ahead of a Bit
Patent: 7,841,400 →
Application: 12/204,937 →
Publication: US 2010/0059290
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 5, 2008
From: WELLS, PETER; MACRAE, JON
To: THRUBIT LLC
Reel/Frame 021486/0388 →
Assignment of Assignor's Interest Oct 4, 2012
From: THRUBIT B.V.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 029072/0908 →