Patent Assignment
Reel/Frame 015462/0921
Assignment of Assignor's Interest
Recorded: 2004-06-14
Pages: 5
Assignors
SPORRE, TIMOTHY D.
Executed: 2004-04-27
ROTHMAN, JIM C.
Executed: 2004-05-20
HANDLEY, MICHAEL W.
Executed: 2004-05-10
RAETHER, THOMAS D.
Executed: 2004-05-11
Assignee
DONALDON COMPANY, INC.
1400 WEST 94TH STREET, MINNEAPOLIS, MINNESOTA, 55440
Covered Property
(1)
Z-Filter Media with Reverse-Flow Cleaning Systems and Methods