Patent Assignment
Reel/Frame 073319/0612
Assignment of Assignor's Interest
Recorded: 2025-12-27
Pages: 10
Assignor
DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA
Executed: 2025-12-08
Assignee
DUROPTIX MATERIALS KABUSHIKI KAISHA
11-1 NAGATA-CHO 2-CHOME, NAGATA-CHO 2-CHOME, CHIYODA-KU, TOKYO, 100-6111, JAPAN
Covered Property
(1)
Curable Silicone Composition, Encapsulant and Optical Semiconductor Device
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 26, 2022
From: TAKEUCHI, SHUNYA; KANG, HYUNJI; MATSUZAKI, MAYUMI; TAKEUCHI, KASUMI
To: DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA; ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Reel/Frame 060909/0690 →
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 27, 2025
From: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
To: DUPONT SPECIALTY MATERIALS KOREA LTD.
Reel/Frame 074077/0406 →