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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
Issue Dt:
11/25/1986
Application #:
06322998
Filing Dt:
11/19/1981
Inventors:
DAVID R. KAMPERMAN, LESLIE E. LANCY, CLAIRE A. SWANK
Title:
REDUCTION OF METAL CONTENT OF TREATED EFFLUENTS
Assignment: 1
Reel/Frame:
003961/0928Recorded: 11/19/1981Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
11/16/1981
Exec Dt:
11/16/1981
Exec Dt:
11/16/1981
Assignee:
2211 SANDERS RD.
NORTHBROOK, ILLINOIS 60062
Correspondent:
BRYANT W. BRENNAN
P. O. BOX 37
PARAMUS, NJ 07652
Assignment: 2
Reel/Frame:
004110/0650Recorded: 04/01/1983Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/31/1983
Assignee:
525 WEST NEW CASTLE ST.
ZELIENOPLE, PENNSYLVANIA 16063
Correspondent:
PARMELEE, MILLER, WELSH, ET AL
SUITE 721, 301 FIFTH AVE BLDG.
PITTSBURGH, PA. 15222
Assignment: 3
Reel/Frame:
004485/0752Recorded: 12/04/1985Pages: 18
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
11/15/1985
Assignee:
THREE GATEWAY CENTER, TEN WEST
PITTSBURGH, PENNSYLVANIA 15222
Correspondent:
BUELL, ZIESENHEIM, BECK ETAL
322 BOULEVARD OF THE ALLIES
PITTSBURGH PA 15222
Assignment: 4
Reel/Frame:
005732/0741Recorded: 06/17/1991Pages: 11
Conveyance:
SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
Exec Dt:
06/12/1991
Assignee:
DELAWARE
Correspondent:
ARMSTRONG, NIKAIDO, MARMELSTEIN, ET AL.
STE. 721
500 WOOD ST.
PITTSBURGH, PA 15222

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