IP Library Assignment 013668/0606
Patent Assignment
Reel/Frame 013668/0606

Assignment of Assignor's Interest

Recorded: 2003-01-14 Pages: 6
Assignors
GUPTA, D.V. SATYANARAYANA
Executed: 2002-12-02
NIECHWIADOWICZ, GREG
Executed: 2002-12-02
JERAT, ANITA C.
Executed: 2002-12-02
Assignee
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DR., HOUSTON, TEXAS, 77092
Covered Property (1)
Carbon Dioxide Compatible Non-Aqueous Crosslinked Fracturing Fluids and Methods for Their Use
Patent: 7,049,436 →
Application: 10/267,686 →
Publication: US 2004/0072700
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jun 28, 2022
From: BJ SERVICES COMPANY
To: WESTERN ATLAS HOLDINGS LLC
Reel/Frame 060339/0475 →
Change of Name Jul 13, 2022
From: WESTERN ATLAS HOLDINGS LLC
To: BAKER HUGHES HOLDINGS LLC
Reel/Frame 060497/0991 →