Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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01/07/1992
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Application #:
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07546810
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Filing Dt:
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07/02/1990
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Inventors:
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JASBIR S. GILL, SUSAN P. REY, JOHN H. WIERNIK
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Title:
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METHOD FOR CONTROLLING SILICA/SILICATE DEPOSITION IN AQUEOUS SYSTEMS USING 2-PHOSPHONOBUTANE TRICARBOXYLIC ACID-1,2,4 AND ANIONIC POLYMERS
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST.
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P.O. BOX 1346 |
PITTSBURGH, PENNSYLVANIA |
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WILLIAM C. MITCHELL |
PATENT DEPT. |
MERCK & CO., INC. |
P. O. BOX 2000 |
RAHWAY, NJ 07065 |
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Assignment:
2
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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P.O. BOX 1346 ROUTE 60 & CAMPBELLS RUN ROAD ROBINSON TOWNSHIP PITTSBURGH, PA 15230 |
PENNSYLVANIA |
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CALGON CORPORATION |
CRAIG C. COCHENOUR, ESQ. |
P.O. BOX 1346, ROBINSON TOWNSHIP |
ROUTE 60 & CAMPBELLS RUN ROAD |
PITTSBURGH, PA 15230 |
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Assignment:
3
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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P.O. BOX 1346 ROUTE 60 & CAMPBELLS RUN ROAD ROBINSON TOWNSHIP PITTSBURGH, PA 15230 |
PENNSYLVANIA |
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CALGON CORPORATION |
CRAIG C. COCHENOUR, ESQ. |
P.O. BOX 1346, ROBINSON TOWNSHIP |
ROUTE 60 & CAMPBELLS RUN ROAD |
PITTSBURGH, PA 15230 |
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