Patent Assignment
Reel/Frame 024996/0687
Assignment of Assignor's Interest
Recorded: 2010-09-16
Pages: 3
Assignor
HATFIELD, MARTIN GREGORY
Executed: 2010-09-09
Assignee
BHA GROUP, INC.
8800 EAST 63RD STREET, KANSAS CITY, MISSOURI, 64133
Covered Property
(1)
Process for Treatment of Porous Subsrates
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.