Patent Assignment
Reel/Frame 021818/0147
Assignment of Assignor's Interest
Recorded: 2008-11-11
Pages: 9
Assignors
BERTAGNOLLI, KENNETH E.
Executed: 2008-10-31
QIAN, JIANG
Executed: 2008-10-31
WIGGINS, JASON
Executed: 2008-10-31
VAIL, MICHAEL A.
Executed: 2008-10-31
MUKHOPADHYAY, DEBKUMAR
Executed: 2008-10-31
Assignee
US SYNTHETIC CORPORATION
1260 SOUTH 1600 WEST, OREM, UTAH, 84058
Covered Property
(1)
Rotary Drill Bit Including Polycrystalline Diamond Cutting Elements
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
May 9, 2018
From: APERGY (DELAWARE) FORMATION, INC.; APERGY BMCS ACQUISITION CORP.; APERGY ENERGY AUTOMATION, LLC; HARBISON-FISCHER, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 046117/0015 →
Security Interest
Jun 5, 2020
From: ACE DOWNHOLE, LLC; APERGY BMCS ACQUISITION CORP.; HARBISON-FISCHER, INC.; NORRIS RODS, INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 053790/0001 →
Release of Security Interest
Jun 7, 2022
From: BANK OF AMERICA, N.A.
To: ACE DOWNHOLE, LLC; HARBISON-FISCHER, INC.; NORRIS RODS, INC.; PCS FERGUSON, INC.
Reel/Frame 060305/0001 →
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 →
Security Interest
Jul 18, 2025
From: US SYNTHETIC CORPORATION
To: KEYBANK NATIONAL ASSOCIATION
Reel/Frame 074973/0089 →