Patent Assignment
Reel/Frame 040750/0833
Assignment of Assignor's Interest
Recorded: 2016-12-22
Pages: 2
Assignor
TOYO ENGINEERING CORPORATION
Executed: 2016-12-15
Assignee
SUMITOMO CORPORATION
8-11, HARUMI 1-CHOME, CHUO-KU, TOKYO, 104-8610, JAPAN
Covered Properties
(2)
Method for Producing Lithium Carbonate
Method for Producing Lithium Carbonate
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 29, 2012
From: KAWATA, MASANOBU; TANAKA, HIROHUMI; MITSUHASHI, KOHEI; KAWARABUKI, RYO
To: NITTETSU MINING CO., LTD.; TOYO ENGINEERING CORPORATION; SUMITOMO CORPORATION
Reel/Frame 029370/0856 →
Assignment of Assignor's Interest
Oct 26, 2016
From: KAWATA, MASANOBU; MITSUHASHI, KOHEI; IIDA, AKEMITSU; YAMAGUCHI, YUTAKA
To: NITTETSU MINING CO., LTD.; SUMITOMO CORPORATION; TOYO ENGINEERING CORPORATION
Reel/Frame 040139/0643 →
Change of Address
Dec 6, 2018
From: SUMITOMO CORPORATION
To: SUMITOMO CORPORATION
Reel/Frame 047878/0688 →
Nunc Pro Tunc Assignment
Nov 30, 2023
From: SUMITOMO CORPORATION
To: NITTETSU MINING CO., LTD.
Reel/Frame 065711/0575 →