Patent Assignment
Reel/Frame 015698/0508
Assignment of Assignor's Interest
Recorded: 2005-02-10
Pages: 4
Assignee
BJ SERVICES COMPANY
5500 NORTHWEST CENTRAL DRIVE, HOUSTON, TEXAS, 77092
Covered Properties
(2)
Apparatus and Method of Detecting Interfaces Between Well Fluids
Apparatus and Method of Detecting Interfaces Between Well Fluids
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Dec 29, 2016
From: BAKER HUGHES INCORPORATED; BAKER HUGHES OILFIELD OPERATIONS, INC.
To: BJ SERVICES, LLC
Reel/Frame 040804/0552 →
Corrective Assignment to Correct the Address of Assignee Bj Services, Llc Previously Recorded on Reel 040804 Frame 0552. Assignor(S) Hereby Confirms the Patent Assignment Agreement..
Jan 18, 2017
From: BAKER HUGHES INCORPORATED; BAKER HUGHES OILFIELD OPERATIONS, INC.
To: BJ SERVICES, LLC
Reel/Frame 041391/0934 →
Merger
Apr 18, 2017
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 042045/0008 →
Merger
Apr 18, 2017
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 042280/0094 →
Merger
Apr 18, 2017
From: BJ SERVICES COMPANY LLC
To: WESTERN ATLAS INC.
Reel/Frame 042046/0262 →
Assignment of Assignor's Interest
Apr 18, 2017
From: WESTERN ATLAS INC.
To: BJ SERVICES, LLC
Reel/Frame 042046/0447 →
Change of Name
Jun 23, 2022
From: BJ SERVICES COMPANY
To: WESTERN ATLAS HOLDINGS LLC
Reel/Frame 060292/0892 →