Patent Assignment
Reel/Frame 029487/0739
Assignment of Assignor's Interest
Recorded: 2012-12-18
Pages: 4
Assignees
VALLOUREC MANNESMANN OIL & GAS FRANCE
54, RUE ANATOLE FRANCE, AULNOYE-AYMERIES, F-59620, FRANCE
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, 100-8071, JAPAN
Covered Property
(1)
Threaded Connection and Process for Obtaining It
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.