Patent Assignment
Reel/Frame 015903/0230
Assignment of Assignor's Interest
Recorded: 2004-10-15
Pages: 7
Assignors
ZHU, DEXIAN
Executed: 2004-08-24
SHI, FEI
Executed: 2004-08-24
ZHANG,HONGDA
Executed: 2004-08-24
ZHANG,YADONG
Executed: 2004-08-24
Assignee
LUOYANG INSTITUTE OF REFRACTORIES RESEARCH
CHINA IRON & STEEL INDUSTRY & TRADE GROUP CORP., 43 XIYUAN ROAD, LUOYANG HENAN, CHINA
Covered Property
(1)
Yttria Containing High-Density Chrome Based Refractory Composites
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Jul 28, 2010
From: SINOSTEEL LUOYANG INSTITUTE OF REFRACTORIES RESEARCH
To: SINOSTEEL LUOYANG INSTITUTE OF REFRACTORIES RESEARCH CO., LTD.
Reel/Frame 024757/0463 →
Record to Correct the Assignee's Address on an Assignment Previously Recorded on Reel 024757 Frame 0463.
Aug 19, 2010
From: SINOSTEEL LUOYANG INSTITUTE OF REFRACTORIES RESEARCH
To: SINOSTEEL LUOYANG INSTITUTE OF REFRACTORIES RESEARCH CO., LTD.
Reel/Frame 024904/0434 →