Patent Assignment
Reel/Frame 026514/0815
Assignment of Assignor's Interest
Recorded: 2011-06-28
Pages: 3
Assignors
SAWANO, KIYOSHI
Executed: 2011-05-30
IMAI, ATSUHIKO
Executed: 2011-06-01
KASHIHARA, TAKAYUKI
Executed: 2011-06-01
KAWAMURA, YUSUKE
Executed: 2011-06-16
TAKAHASHI, HIROSHI
Executed: 2011-06-17
Assignees
NIPPON STEEL MATERIALS CO., LTD.
4-14-1, SOTOKANDA, CHIYODA-KU, TOKYO, 101-0021, JAPAN
SUMITOMO CHEMICAL COMPANY, LIMITED
27-1, SHINKAWA 2-CHOME, CHUO-KU, TOKYO, 104-8260, JAPAN
Covered Property
(1)
Method for Producing Spherical Alumina Powder
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 28, 2014
From: NIPPON STEEL MATERIALS CO., LTD.
To: NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.
Reel/Frame 033428/0653 →
Merger and Change of Name
Feb 26, 2019
From: NIPPON STEEL & SUMIKIN MATERIALS CO., LTD.; NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.; NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 049985/0001 →
Change of Address of Assignee
Nov 13, 2019
From: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 050994/0571 →