Patent Assignment
Reel/Frame 006464/0185
Assignment of Assignors Interest.
Recorded: 1993-03-18
Pages: 2
Assignee
AMERICAN COLLOID COMPANY A CORP. OF DELAWARE
ONE NORTH ARLINGTON 1500 WEST SHURE DRIVE, ARLINGTON HEIGHTS, ILLINOIS, 60004
Covered Property
(1)
Process of Acid Binding Fine Smectite Clay Particles into Granules
Patent:
5,330,946 →
Application:
08/011,273 →
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.