IP Library Assignment 020232/0903
Patent Assignment
Reel/Frame 020232/0903

Corrective Assignment to Correct the Name of Assignee to Bj Services Company, U.S.a. Previously Recorded on Reel 018939 Frame 0577. Assignor(S) Hereby Confirms the Assignment of Assignor's Interest.

Recorded: 2007-12-12 Pages: 3
Assignor
DYNA TEST, LTD.
Executed: 2007-02-19
Assignee
BJ SERVICES COMPANY, U.S.A.
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property (1)
Coil Tubing Hanger and Method of Using Same
Patent: 7,325,600 →
Application: 11/057,214 →
Publication: US 2006/0180317
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jan 4, 2006
From: SIEBEN, DONALD
To: DYNA TEST, LTD
Reel/Frame 017162/0230 →
Assignment of Assignor's Interest Feb 27, 2007
From: DYNA TEST, LTD.
To: BJ SERVICES COMPANY
Reel/Frame 018939/0577 →
Assignment of Assignor's Interest Jun 29, 2011
From: BJ SERVICES COMPANY, U.S.A.
To: BAKER HUGHES INCORPORATED
Reel/Frame 026519/0520 →