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Patent Assignment Abstract of Title
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Total Assignments: 1
Patent #:
Issue Dt:
11/16/1993
Application #:
07907257
Filing Dt:
07/01/1992
Inventors:
JASBIR S. GILL, CHARLES J. SCHELL, NANCY S. SHERWOOD
Title:
ZINC, IRON AND MANGANESE STABILIZATION USING POLYETHER POLYAMINO METHYLENE PHOSPHONATES
Assignment: 1
Reel/Frame:
006655/0918Recorded: 08/19/1993Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
Exec Dt:
08/17/1993
Exec Dt:
08/17/1993
Exec Dt:
08/17/1993
Assignee:
PT BLDG 1
P.O. BOX 1346
PITTSBURGH, PENNSYLVANIA 15230
Correspondent:
CRAIG G. COCHENOUR
PATENT DEPT.
CALGON CORPORATION
P.O. BOX 1346, PT-B1
PITTSBURGH, PA 15230

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