Patent Assignment
Reel/Frame 009057/0287
Assignment of Assignor's Interest
Recorded: 1998-03-24
Pages: 3
Assignors
MITCHELL, MICHAEL A.
Executed: 1997-11-24
BEIHOFFER, THOMAS W.
Executed: 1997-11-24
TRZUPEK, LETICIA L.
Executed: 1997-11-24
DARLINGTON, JERALD W., JR.
Executed: 1997-11-24
Assignee
AMCOL INTERNATIONAL CORPORATION, A DELAWARE CORP.
1500 WEST SHURE DRIVE, ONE NORTH ARLINGTON, ARLINGTON HEIGHTS, ILLINOIS, 60004
Covered Property
(1)
Poly(Vinylamine)-Based Superabsorbent Gels and Method of Manufacturing the Same
Patent:
5,981,689 →
Application:
08/974,119 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.