IP Library › Assignment 026140/0835
Patent Assignment
Reel/Frame 026140/0835

Assignment of Assignor's Interest

Recorded: 2011-04-18 Pages: 2
Assignors
IBARAKI, TETSUHARU
Executed: 2011-03-31
NAGAO, YUKIHIKO
Executed: 2011-03-31
Assignees
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, 100-8071, JAPAN
NIPPON STEEL ESMENT KANTO CO., LTD
1, KIMITSU, KIMITSU-SHI,, CHIBA, 299-1141, JAPAN
Covered Property (1)
Sulfate Resistant Ground Granulated Blast Furnace Slag, Sulfate Resistant Cement, and Method of Production of Same
Patent: 8,440,016 →
Application: 12/737,892 →
Publication: US 2011/0214591
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Feb 16, 2013
From: NIPPON STEEL CORPORATION
To: NIPPON STEEL & SUMITOMO METAL CORPORATION
Reel/Frame 029822/0654 →
Change of Name May 14, 2019
From: NIPPON STEEL & SUMITOMO METAL CORPORATION
To: NIPPON STEEL CORPORATION
Reel/Frame 049257/0828 →
Merger Sep 19, 2024
From: NIPPON STEEL ESMENT KANTO CO., LTD
To: NIPPON STEEL SLAG PRODUCTS CO., LTD.
Reel/Frame 069312/0001 →