Patent Assignment
Reel/Frame 056703/0739
Assignment of Assignor's Interest
Recorded: 2021-06-29
Pages: 4
Assignors
HORIE, SAWAKO
Executed: 2021-03-30
TAKEUCHI, SHUNYA
Executed: 2021-03-29
KOBAYASHI, AKIHIKO
Executed: 2021-04-28
Assignee
DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA
11-1, NAGATA-CHO 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Curable Silicone Composition, Encapsulant and Optical Semiconductor Device
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 29, 2021
From: JUNG, MISOON; KANG, HYUNJI
To: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Reel/Frame 056703/0852 →
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
Dec 31, 2024
From: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
To: DUPONT SPECIALTY MATERIALS KOREA LTD.
Reel/Frame 069826/0450 →
Assignment of Assignor's Interest
Dec 16, 2025
From: DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA
To: DUROPTIX MATERIALS KABUSHIKI KAISHA
Reel/Frame 073229/0238 →