IP Library › Assignment 072594/0730
Patent Assignment
Reel/Frame 072594/0730

Assignment of Assignor's Interest

Recorded: 2025-10-20 Pages: 12
Assignors
JUN, JI-SONG
Executed: 2021-10-22
LEE, SU-HYUN
Executed: 2021-10-21
CHO, SANG-HEE
Executed: 2021-11-02
KIM, CHI-SIK
Executed: 2021-10-25
PARK, KYOUNG-JIN
Executed: 2021-10-20
Assignee
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
56, 3-GONDAN 1-RO, SEOBUK-GU, CHEONAN-SI, CHUNGCHEONGNAM-DO, 31093, KOREA, REPUBLIC OF
Covered Property (1)
Organic Electroluminescent Compound, a Plurality of Host Materials, and Organic Electroluminescent Device Comprising the Same
Application: 17/675,393 →
Publication: US 2022/0281894
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 →