IP Library › Assignment 074149/0280
Patent Assignment
Reel/Frame 074149/0280

Assignment of Assignor's Interest

Recorded: 2026-03-23 Pages: 3
Assignors
KIM, BITNARI
Executed: 2019-09-19
LEE, SU-HYUN
Executed: 2019-09-04
JUNG, SO-YOUNG
Executed: 2019-09-04
UM, JI-WON
Executed: 2018-09-04
YANG, JEONG-EUN
Executed: 2019-09-04
CHO, SANG-HEE
Executed: 2018-09-05
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)
A Plurality of Host Materials and Organic Electroluminescent Device Comprising the Same
Application: 17/272,620 →
Publication: US 2021/0359216
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 →