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Patent Assignment Details
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Reel/Frame:017125/0513   Pages: 5
Recorded: 02/07/2006
Conveyance: MERGER (SEE DOCUMENT FOR DETAILS).
Total properties: 13
1
Patent #:
Issue Dt:
05/05/1992
Application #:
07552974
Filing Dt:
07/16/1990
Title:
LIQUID ALUMINUM PHOSPHATE SALT GELLING AGENT
2
Patent #:
Issue Dt:
09/29/1992
Application #:
07563452
Filing Dt:
08/07/1990
Title:
CHEMICAL ABATEMENT OF CARBONATE CRACKING
3
Patent #:
Issue Dt:
01/07/1992
Application #:
07567208
Filing Dt:
08/14/1990
Title:
CARBOHYDRAZIDE TO PREVENT HYDROGEN BLISTERING AND CORROSION OF METAL SURFACES IN CONTACT WITH REFINERY OVERHEAD CONDENSATES
4
Patent #:
Issue Dt:
07/28/1992
Application #:
07598059
Filing Dt:
10/15/1990
Title:
METHOD FOR REDUCING FLUID LOSS FROM OILFIELD CEMENT SLURRIES USING VINYL GRAFTED WATTLE TANNIN
5
Patent #:
Issue Dt:
03/31/1992
Application #:
07661429
Filing Dt:
02/25/1991
Title:
CLAY STABILIZING METHOD FOR OIL AND GAS WELL TREATMENT
6
Patent #:
Issue Dt:
03/31/1992
Application #:
07687160
Filing Dt:
04/18/1991
Title:
REFINERY ANTI-FOULANT - ASPHALTENE DISPERSANT
7
Patent #:
Issue Dt:
09/15/1992
Application #:
07690044
Filing Dt:
04/23/1991
Title:
METHOD FOR REDUCING FLUID LOSS FROM OILFIELD CEMENT SLURRIES USING VINYL GRAFTED WATTLE TANNIN
8
Patent #:
Issue Dt:
05/25/1993
Application #:
07772173
Filing Dt:
10/07/1991
Title:
PHOSPHONATE-CONTAINING POLYMERS FOR CONTROLLING SCALE IN UNDERGROUND PETROLEUM-CONTAINING FORMATIONS AND EQUIPMENT ASSOCIATED THEREWITH
9
Patent #:
Issue Dt:
12/01/1992
Application #:
07772174
Filing Dt:
10/07/1991
Title:
PHOSPHINATE-CONTAINING POLYMERS FOR CONTROLLING SCALE IN UNDERGROUND PETROLEUM-CONTAINING FORMATIONS AND EQUIPMENT ASSOCIATED THEREWITH
10
Patent #:
Issue Dt:
09/01/1992
Application #:
07790314
Filing Dt:
11/12/1991
Title:
REFINERY ANTI-FOULANT - ASPHALTENE DISPERSANT
11
Patent #:
Issue Dt:
10/06/1992
Application #:
07792143
Filing Dt:
11/12/1991
Title:
CLAY STABILIZING COMPOSITION FOR OIL AND GAS WELL TREATMENT
12
Patent #:
Issue Dt:
04/13/1993
Application #:
07834685
Filing Dt:
02/12/1992
Title:
LIQUID ALUMINUM PHOSPHATE SALT GELLING AGENT
13
Patent #:
Issue Dt:
05/25/1993
Application #:
07910230
Filing Dt:
07/09/1992
Title:
DISPERSING ASPHALTENES IN HYDROCARBON REFINERY STREAMS WITH ALPHA-OLEFIN/MALEIC ANHYDRIDE COPOLYMER
Assignor
1
Exec Dt:
01/01/2006
Assignee
1
1601 W. DIEHL ROAD
NAPERVILLE, ILLINOIS 60563-1198
Correspondence name and address
NALCO COMPANY
1601 W. DIEHL ROAD
PATENT & LICENSING DEPT.
NAPERVILLE, IL 60563-1198

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