Patent Assignment
Reel/Frame 011932/0538
Assignment of Assignor's Interest
Recorded: 2001-06-27
Pages: 3
Assignors
QIAN, GUOQIANG
Executed: 2001-04-09
CHO, JAE WHAN
Executed: 2001-04-09
LAN, TIE
Executed: 2001-04-09
Assignee
AMCOL INTERNATIONAL CORPORATION (A DELAWARE CORPORATION)
1500 WEST SHURE DRIVE, ONE NORTH ARLINGTON, ARLINGTON HEIGHTS, ILLINOIS, 60004
Covered Property
(1)
Intercalates Formed with Polypropylene/Maleic Anhydride-Modified Polypropylene Intercalants
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.