Patent Assignment
Reel/Frame 018763/0284
Correct Execution Date on Reel and Frame 018538/0214
Recorded: 2007-01-11
Pages: 5
Assignors
FISCHER, JR., JOHN C.
Executed: 2006-11-07
BOLES, MICHAEL L.
Executed: 2006-11-07
MITCHELL, RICHARD K.
Executed: 2006-11-07
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.