Patent Assignment
Reel/Frame 052103/0478
Assignment of Assignor's Interest
Recorded: 2020-03-12
Pages: 3
Assignors
LU, WEIJING
Executed: 2015-11-19
RZEZNIK, MARIA
Executed: 2015-11-19
NIAZIMBETOVA, ZUKHRA
Executed: 2015-11-20
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS LLC
455 FOREST STREET, MARLBOROUGH, MASSACHUSETTS, 01752
Covered Property
(1)
Copper Electroplating Baths Containing Reaction Products of Aminex, Polyacrylamides and Bisepoxides
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 12, 2020
From: DUAN, LINGLI; CHEN, CHEN
To: DOW GLOBAL TECHNOLOGIES LLC
Reel/Frame 052103/0494 →
Change of Name
Jun 9, 2025
From: ROHM & HAAS ELECTRONIC MATERIALS LLC
To: DUPONT ELECTRONIC MATERIALS INTERNATIONAL, LLC
Reel/Frame 071500/0678 →
Security Interest
Nov 3, 2025
From: QNITY ELECTRONICS, INC.
To: JPMORGAN CHASE BANK, N.A., AS COLLATERAL AGENT
Reel/Frame 073515/0243 →
Security Interest
Nov 3, 2025
From: QNITY ELECTRONICS, INC.
To: U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, AS NOTES COLLATERAL AGENT
Reel/Frame 073517/0298 →