Patent Assignment
Reel/Frame 028795/0370
Assignment of Assignor's Interest
Recorded: 2012-08-16
Pages: 4
Assignors
TANAKA, HIROSHIGE
Executed: 2012-07-12
ASARI, TOHRU
Executed: 2012-07-12
SHIRAISHI, KAZUTO
Executed: 2012-07-12
HAYASHIDA, HIROYUKI
Executed: 2012-07-12
KOISHIKAWA, YASUSHI
Executed: 2012-07-12
YOSHIMURA, KAZUAKI
Executed: 2012-07-12
ISHIYAMA, TAKAYA
Executed: 2012-07-12
Assignee
NIPPON STEEL CHEMICAL CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU, TOKYO, 101-0021, JAPAN
Covered Property
(1)
Polymer for Organic Electroluminescent Element, and Organic Electroluminescent Element Using the Same
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 20, 2013
From: NIPPON STEEL CHEMICAL CO., LTD.
To: NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
Reel/Frame 030049/0771 →
Merger
Oct 21, 2020
From: NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.; NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 054145/0400 →