IP Library › Assignment 072292/0881
Patent Assignment
Reel/Frame 072292/0881

Assignment of Assignor's Interest

Recorded: 2025-09-18 Pages: 12
Assignors
KANG, HEE-RYONG
Executed: 2021-06-21
CHO, SANG-HEE
Executed: 2021-06-18
JUNG, SO-YOUNG
Executed: 2021-06-18
HONG, JIN-RI
Executed: 2021-06-18
PARK, SO-MI
Executed: 2021-01-18
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: 17/488,130 →
Publication: US 2022/0123223
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 →