Patent Assignment
Reel/Frame 031539/0686
Assignment of Assignor's Interest
Recorded: 2013-11-04
Pages: 10
Assignors
ZHANG-BEGLINGER, WAN
Executed: 2012-12-10
WEITERSHAUS, KATHARINA
Executed: 2012-12-12
SCHEYBAL, ANDREAS
Executed: 2012-12-12
COMNINELLIS, CHRISTOS
Executed: 2012-12-07
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS LLC
455 FOREST STREET, MARLBOROUGH, MASSACHUSETTS, 01752
Covered Property
(1)
Chrome-Free Methods of Etching Organic Polymers
Patent:
8,603,352 →
Application:
13/659,937 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Oct 29, 2024
From: ROHM & HAAS ELECTRONIC MATERIALS LLC
To: DUPONT ELECTRONIC MATERIALS INTERNATIONAL, LLC
Reel/Frame 069272/0383 →
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 →