Patent Assignment Details
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For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 008660/0420 | |
| Pages: | 6 |
| | Recorded: | 08/18/1997 | | |
| Conveyance: | CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). |
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Total properties:
7
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Patent #:
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Issue Dt:
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07/22/1986
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Application #:
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06686859
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Filing Dt:
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12/27/1984
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Title:
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PASSIVATION OF FCC CATALYSTS
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Patent #:
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Issue Dt:
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07/17/1990
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Application #:
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07387329
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Filing Dt:
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07/28/1989
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Title:
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METHOD FOR INHIBITING GUM FORMATION IN LIQUID HYDROCARBON MEDIUMS
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Patent #:
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Issue Dt:
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07/31/1990
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Application #:
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07417380
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Filing Dt:
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10/05/1989
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Title:
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WATER TREATMENT POLYMERS AND METHODS OF USE THEREOF
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Patent #:
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Issue Dt:
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07/19/1994
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Application #:
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07861729
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Filing Dt:
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04/01/1992
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Title:
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COMPOSITION AND METHOD FOR INHIBITING COKE FORMATION AND DEPOSITION DURING PYROLYTIC HYDROCARBON PROCESSING
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Patent #:
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Issue Dt:
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07/26/1994
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Application #:
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07955569
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Filing Dt:
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10/02/1992
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Title:
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METHOD FOR INHIBITING SILICA AND SILICATE DEPOSITION
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Patent #:
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Issue Dt:
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07/12/1994
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Application #:
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08000765
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Filing Dt:
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01/05/1993
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Title:
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METHOD AND COMPOSITION FOR TREATMENT OF METALS
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Patent #:
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Issue Dt:
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07/05/1994
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Application #:
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08099674
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Filing Dt:
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07/29/1993
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Title:
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METHODS FOR CONTROLLING SCALE FORMATION IN AQUEOUS SYSTEMS SYSTEMS
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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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DEBORAH R. SEGELITZ
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4636 SOMERTON ROAD
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TREVOSE, PA 19053-6783
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