IP Library › Assignment 074080/0493
Patent Assignment
Reel/Frame 074080/0493

Assignment of Assignor's Interest

Recorded: 2026-03-16 Pages: 18
Assignors
CHO, SANG-HEE
Executed: 2022-04-28
KIM, YOUNG-JAE
Executed: 2022-11-05
KIM, HAEYEON
Executed: 2022-04-28
CHO, YOUNG-JUN
Executed: 2022-05-11
CHOI, KYUNG-HOON
Executed: 2022-04-29
JUNG, SO-YOUNG
Executed: 2022-04-28
LEE, SU-HYUN
Executed: 2022-04-28
LEE, MI-JA
Executed: 2022-04-29
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONGDAN 1-RO, SEOBUK-GU, CHEONAN-SI,, CHUNGCHEONGNAM-DO, 31093, KOREA, REPUBLIC OF
Covered Property (1)
Plurality of Host Materials and Organic Electroluminescent Device Comprising the Same
Application: 17/890,926 →
Publication: US US20230139032A1
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Oct 17, 2024
From: ROHM & HAAS ELECTRONIC MATERIALS KOREA LTD
To: DUPONT SPECIALTY MATERIALS KOREA LTD
Reel/Frame 069185/0438 →
Change of Name Nov 11, 2024
From: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
To: DUPONT SPECIALTY MATERIALS KOREA LTD.
Reel/Frame 069316/0857 →