Patent Assignment
Reel/Frame 053266/0463
Change of Name
Recorded: 2020-07-21
Pages: 9
Assignor
NIPPON STEEL & SUMIKIN ENGINEERING CO., LTD.
Executed: 2019-04-01
Assignee
NIPPON STEEL ENGINEERING CO. LTD.
OSAKI CENTER BUILDING, 1-5-1 OSAKI, SHINAGAWA-KU, TOKYO, 141-8604, JAPAN
Covered Property
(1)
Multiplex Pipe and System for Recovering Steam from Geothermal Wells
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 25, 2015
From: SUZUMURA, KEITA; IGARASHI, MASAYUKI; ITOH, AKIHIRO; KAWAKAMI, AKIRA
To: NIPPON STEEL & SUMIKIN ENGINEERING CO., LTD.; NIPPON STEEL & SUMITOMO METAL CORPORATION
Reel/Frame 035024/0679 →
Change of Name
May 14, 2019
From: NIPPON STEEL & SUMITOMO METAL CORPORATION
To: NIPPON STEEL CORPORATION
Reel/Frame 049257/0828 →
Assignment of Assignor's Interest
Jul 29, 2020
From: NIPPON STEEL CORPORATION
To: NIPPON STEEL ENGINEERING CO., LTD.
Reel/Frame 053340/0627 →