Patent Assignment
Reel/Frame 026721/0602
Assignment of Assignor's Interest
Recorded: 2011-08-09
Pages: 4
Assignees
VALLOUREC MANNESMANN OIL & GAS FRANCE
54, RUE ANATOLE FRANCE, AULNOYE-AYMERIES, F-59620, FRANCE
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI, OSAKA, 541-0041, JAPAN
Covered Property
(1)
Tubular Connection with Self-Locking Threading Used in the Oil Industry
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Apr 16, 2014
From: VALLOUREC MANNESMANN OIL & GAS FRANCE
To: VALLOUREC OIL AND GAS FRANCE
Reel/Frame 032696/0146 →
Merger
Jan 6, 2017
From: SUMITOMO METAL INDUSTRIES, LTD.
To: NIPPON STEEL & SUMITOMO METAL CORPORATION
Reel/Frame 041273/0177 →
Change of Name
May 14, 2019
From: NIPPON STEEL & SUMITOMO METAL CORPORATION
To: NIPPON STEEL CORPORATION
Reel/Frame 049257/0828 →