IP Library Assignment 021944/0756
Patent Assignment
Reel/Frame 021944/0756

Assignment of Assignor's Interest

Recorded: 2008-12-04 Pages: 4
Assignors
IIDA, SUMIO
Executed: 2008-10-22
HIDAKA, YASUYOSHI
Executed: 2008-10-10
YOSHIZAWA, MITSURU
Executed: 2008-10-14
NAKAIKE, KOJI
Executed: 2008-10-16
Assignee
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI, OSAKA, 541-0041, JAPAN
Covered Property (1)
Mandrel Bar for High-Alloy Rolling, Method for Surface Treating a Mandrel Bar, Method for Producing Mandrel Bar, and Method for Operating Seamless Pipe Mill
Patent: 8,065,901 →
Application: 12/236,970 →
Publication: US 2009/0071221
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger May 14, 2019
From: SUMITOMO METAL INDUSTRIES, LTD.
To: NIPPON STEEL & SUMITOMO METAL CORPORATION
Reel/Frame 049165/0517 →
Change of Name May 14, 2019
From: NIPPON STEEL & SUMITOMO METAL CORPORATION
To: NIPPON STEEL CORPORATION
Reel/Frame 049257/0828 →