Patent Assignment
Reel/Frame 018538/0214
Assignment of Assignor's Interest
Recorded: 2006-11-08
Pages: 4
Assignors
FISCHER, JR., JOHN C.
Executed: 2006-08-01
BOLES, MICHAEL L.
Executed: 2006-08-01
MITCHELL, RICHARD K.
Executed: 2006-08-01
Assignee
SEMCO INC.
1800 E. POINTE DRIVE, COLUMBIA, MISSOURI, 65201-3508
Covered Property
(1)
Building, Ventilation System, and Recovery Device Control
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.