Patent Assignment
Reel/Frame 046981/0824
Assignment of Assignor's Interest
Recorded: 2018-09-26
Pages: 4
Assignor
MUKHOPADHYAY, DEBKUMAR
Executed: 2018-09-18
Assignee
US SYNTHETIC CORPORATION
1260 SOUTH 1600 WEST, OREM, UTAH, 84058
Covered Property
(1)
Polycrystalline Diamond Compact Including Erosion and Corrosion Resistant Substrate
Application:
62/730,137 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Nov 6, 2019
From: APERGY ESP SYSTEMS, LLC; APERGY BMCS ACQUISITION CORP.; PCS FERGUSON, INC.; QUARTZDYNE, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 050941/0695 →
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 →