Patent Assignment
Reel/Frame 024030/0758
Assignment of Assignor's Interest
Recorded: 2010-03-04
Pages: 10
Assignors
SELLE, OLAV MARTIN
Executed: 2010-01-21
MEBRATU, AMARE
Executed: 2010-01-21
MONTGOMERIE, HARRY
Executed: 2010-01-07
CHEN, PING
Executed: 2010-01-12
HAGEN, THOMAS
Executed: 2010-01-12
Assignees
CHAMPION TECHNOLOGIES LTD.
W. SAM WHITE BUILDING, PETERSEAT DRIVE, ALTENS, ABERDEEN, AB12 3HT, UNITED KINGDOM
HALLIBURTON ENGERY SERVICES, INC.
P.O. BOX 1431, DUNCAN, OKLAHOMA, 73533
STATOILHYDRO ASA
FORUSBEEN 50, STAVANGER, N-4035, NORWAY
Covered Property
(1)
Well Treatment
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
May 30, 2020
From: NALCO COMPANY
To: NALCO COMPANY LLC
Reel/Frame 052797/0743 →
Merger
May 30, 2020
From: CHAMPION TECHNOLOGIES, INC.
To: NALCO COMPANY
Reel/Frame 052797/0751 →
Change of Name
Jun 1, 2020
From: NALCO COMPANY LLC
To: CHAMPIONX LLC
Reel/Frame 052800/0358 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 052848/0368 →
Security Interest
Jun 5, 2020
From: CHAMPIONX USA INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 053250/0001 →
Release of Security Interest
Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: CHAMPIONX USA INC.
Reel/Frame 060304/0267 →
Release of Security Interest in Patents
Jul 17, 2025
From: JPMORGAN CHASE BANK, N.A.
To: CHAMPIONX LLC; APERGY ESP SYSTEMS, LLC; APERGY BMCS ACQUISITION CORP; HARBISON-FISCHER, INC.
Reel/Frame 072004/0019 →