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Trademark Assignment Abstract of Title

Total Assignments: 2
Serial #:
Filing Dt:
11/04/1996
Reg #:
Reg. Dt:
10/28/1997
Mark:
AMMONASORB
Assignment: 1
Reel/Frame:
2967/0446   Recorded: 11/02/2004Pages: 3
Conveyance:
CHANGE OF NAME
Assignor:
Exec Dt:
07/24/1998
Entity Type:
CORPORATION
Citizenship:
OHIO
Assignee:
P.O. BOX 2526, 835 NORTH CASSADY AVENUE
COLUMBUS, OHIO 43216
Entity Type:
CORPORATION
Citizenship:
OHIO
Correspondent:
THOMAS C. WETTACH
COHEN & GRIGSBY, P.C., 11 STANWIX STREET
15TH FLOOR
PITTSBURGH, PA 15222
Assignment: 2
Reel/Frame:
3542/0228   Recorded: 05/15/2007Pages: 6
Conveyance:
ASSIGNS THE ENTIRE INTEREST
Assignor:
Exec Dt:
02/03/2004
Entity Type:
CORPORATION
Citizenship:
OHIO
Assignee:
500 CALGON CARBON DRIVE
PITTSBURGH, PENNSYLVANIA 15205
Entity Type:
CORPORATION
Citizenship:
DELAWARE
Correspondent:
THOMAS C. WETTACH, COHEN & GRIGSBY, P.C.
11 STANWIX STREET, 15TH FLOOR
PITTSBURGH, PA 15222

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