Patent Assignment
Reel/Frame 065313/0169
Assignment of Assignor's Interest
Recorded: 2023-10-23
Pages: 3
Assignor
CHI, CHANGZAI
Executed: 2023-10-12
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS CMP HOLDINGS INC.
451 BELLEVUE ROAD, NEWARK, DELAWARE, 19713
Covered Property
(1)
Aqueous Inkjet Inks Containing Silanized Silica Particles
Application:
18/468,927 →
Publication:
US 2024/0124731
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 23, 2023
From: LI, XIAOQING; HUH, JI YEON
To: DUPONT ELECTRONICS, INC.
Reel/Frame 065313/0107 →
Assignment of Assignor's Interest
Feb 18, 2026
From: DUPONT ELECTRONIC MATERIALS HOLDING, INC.
To: DDP SPECIALTY ELECTRONIC MATERIALS US, LLC
Reel/Frame 073824/0474 →
Assignment of Assignor's Interest
Mar 30, 2026
From: DUPONT ELECTRONICS, INC.
To: SP HOLDING II ET, INC.
Reel/Frame 075319/0463 →