Patent Assignment
Reel/Frame 071738/0004
Nunc Pro Tunc Assignment
Recorded: 2025-06-27
Pages: 26
Assignor
ROHM AND HAAS COMPANY
Executed: 2020-04-12
Assignee
DDP SPECIALTY ELECTRONIC MATERIALS US 8, LLC
974 CENTRE RD, WILMINGTON, DELAWARE, 19805
Covered Properties
(4)
Heat Stable Aryl Polysiloxane Compositions
Aryl (Thio)Ether Aryl Polysiloxane Composition and Methods for Making and Using Same
Phenoxyphenyl Polysiloxane Composition and Method for Making and Using Same
Arylcyclobutenes
Patent:
9,441,055 →
Application:
14/858,224 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 4, 2015
From: GALLAGHER, MICHAEL K; WANG, KEVIN Y; PROKOPOWICZ, GREGORY D; O'CONNOR, COREY
To: ROHM AND HAAS ELECTRONIC MATERIALS LLC; DOW GLOBAL TECHNOLOGIES LLC; ROHM AND HAAS COMPANY
Reel/Frame 036955/0223 →
Change of Name
Jun 9, 2025
From: ROHM & HAAS ELECTRONIC MATERIALS LLC
To: DUPONT ELECTRONIC MATERIALS INTERNATIONAL, LLC
Reel/Frame 071500/0678 →
Change of Address
Jun 27, 2025
From: ROHM AND HAAS COMPANY
To: ROHM AND HAAS COMPANY
Reel/Frame 072156/0067 →
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 →