IP Library › Assignment 013425/0110
Patent Assignment
Reel/Frame 013425/0110

Assignment of Assignor's Interest

Recorded: 2002-10-23 Pages: 3
Assignors
DAWSON, JEFFREY C.
Executed: 2002-10-15
RICKARDS, ALLAN R.
Executed: 2002-10-07
Assignee
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE, HOUSTON, TEXAS, 77092
Covered Property (1)
Lightweight Particulate Materials and Uses Therefor
Patent: 6,772,838 →
Application: 10/113,844 →
Publication: US 2003/0102128
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger May 23, 2011
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 026325/0331 →
Assignment of Assignor's Interest May 23, 2011
From: BJ SERVICES COMPANY LLC
To: BAKER HUGHES INCORPORATED
Reel/Frame 026326/0570 →
Change of Name May 23, 2011
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 026328/0296 →