Patent Assignment
Reel/Frame 020253/0037
Assignment of Assignor's Interest
Recorded: 2007-11-30
Pages: 2
Assignors
ASAHI, HITOSHI
Executed: 2007-10-15
MURAKI, TARO
Executed: 2007-10-15
NAKAMURA, HIDEYUKI
Executed: 2007-10-15
TSURU, EIJI
Executed: 2007-10-15
Assignee
NIPPON STEEL CORPORATION
6-3, OTEMACHI 2-CHOME, CHIYODA-KU, TOKYO, 100-8071, JAPAN
Covered Property
(1)
Oil well pipe for expandable tubular applications excellent in post-expansion toughness and method of manufacturing the same
Application:
11/921,349 →
Publication:
US 2009/0044882
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.