Patent Assignment
Reel/Frame 013486/0517
Assignment of Assignor's Interest
Recorded: 2002-09-19
Pages: 2
Assignors
SOEDA, MAHITO
Executed: 2002-08-16
HOTTA, SHUHEI
Executed: 2002-08-16
ISHII, KAZUO
Executed: 2002-08-16
Assignees
NIPPON STEEL CHEMICAL CO., LTD.
21-11, NISHI-GOTANDA 7-CHOME, SHINAGAWA-KU, TOKYO 141-0031, JAPAN
OSAKA YUKA INDUSTRIES CO., LTD.
27-33, KASUGANISHIMACHI 2-CHOME, HIRAKATA-SHI, OSAKA 573-0136, JAPAN
Covered Property
(1)
Method and apparatus for sublimation refining
Related Assignments
(3)
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 →
Change of Name
Dec 18, 2018
From: NIPPON STEEL & SUMIKIN CHEMICAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 047805/0595 →
Change of Address
Nov 13, 2019
From: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
To: NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
Reel/Frame 050998/0200 →