Patent Assignment Details
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Reel/Frame: | 009737/0365 | |
| Pages: | 9 |
| | Recorded: | 02/01/1999 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
5
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Patent #:
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Issue Dt:
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12/10/1991
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Application #:
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07251615
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Filing Dt:
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09/29/1988
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Title:
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PUMPABLE CORROSION INHIBITOR SLURRIES SUITABLE FOR CHARGING COOLING SYSTEM FILTERS
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Patent #:
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Issue Dt:
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12/03/1991
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Application #:
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07451484
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Filing Dt:
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12/15/1989
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Title:
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CONTROL OF SCALE IN AQUEOUS SYSTEMS USING CERTAIN PHOSPHONOMETHYL AMINES
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Patent #:
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Issue Dt:
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12/17/1991
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Application #:
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07571063
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Filing Dt:
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08/23/1990
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Title:
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METHOD OF INHIBITING CORROSION AND SCALE FORMATION IN AQUEOUS SYSTEMS
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Patent #:
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Issue Dt:
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12/10/1991
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Application #:
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07604300
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Filing Dt:
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10/26/1990
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Title:
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ANTIFOAMING AND DEFOAMING COMPOSITIONS
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Patent #:
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Issue Dt:
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12/05/1995
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Application #:
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08424749
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Filing Dt:
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04/18/1995
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Title:
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WATER-SOLUBLE CATIONIC COPOLYMERS AND THEIR USE AS DRAINAGE RETENTION AIDS IN PAPERMAKING PROCESSES
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Assignee
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4636 SOMERTON ROAD |
TREVOSE, PENNSYLVANIA 19053 |
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Correspondence name and address
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BETZDEARBORN INC.
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LEGAL DEPARTMENT
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4636 SOMERTON ROAD
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TREVOSE, PA 19053-6783
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