Patent Assignment
Reel/Frame 050502/0825
Assignment of Assignor's Interest
Recorded: 2019-09-26
Pages: 3
Assignors
THEIVANAYAGAM, MURALI GANTH
Executed: 2019-09-26
VAN HANEHEM, MATTHEW RICHARD
Executed: 2019-09-26
GUO, YI
Executed: 2019-09-26
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS CMP HOLDINGS, INC.
451 BELLEVUE ROAD, NEWARK, DELAWARE, 19713
Covered Property
(1)
Method of Selective Chemical Mechanical Polishing Cobalt, Zirconium Oxide, Poly-Silicon and Silicon Dioxide Films.
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 CMP HOLDINGS INC.
To: DUPONT ELECTRONIC MATERIALS HOLDING, INC.
Reel/Frame 069274/0160 →
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 →