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Oak Brook, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for inhibiting the formation and deposition of silica scale...
Patent number
6,461,518
Issue date
Oct 8, 2002
Nalco Chemical Company
Konstantinos Demadis
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Structurally rigid polymer coagulants as retention and drainage aid...
Patent number
6,451,169
Issue date
Sep 17, 2002
Nalco Chemical Company
William J. Ward
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Structurally rigid nonionic and anionic polymers as retention and d...
Patent number
6,444,091
Issue date
Sep 3, 2002
Nalco Chemical Company
William J. Ward
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method to improve quality and appearance of leafy vegetables by usi...
Patent number
6,440,476
Issue date
Aug 27, 2002
Nalco Chemical Company
Eric R. Myers
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Fluorometric control of aromatic oxygen scavengers in a boiler system
Patent number
6,436,711
Issue date
Aug 20, 2002
Nalco Chemical Company
Barbara H. Davis
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of increasing retention and drainage in papermaking using hi...
Patent number
6,432,271
Issue date
Aug 13, 2002
Nalco Chemical Company
Jane B. Wong Shing
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Preparation of water soluble polymer dispersions from vinylamide mo...
Patent number
6,426,383
Issue date
Jul 30, 2002
Nalco Chemical Company
Dodd W. Fong
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Stable oxidizing bromine formulations, method of manufacture and us...
Patent number
6,423,267
Issue date
Jul 23, 2002
Nalco Chemical Company
Shunong Yang
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Branched polyammonium compounds of high molecular weight and proces...
Patent number
6,423,801
Issue date
Jul 23, 2002
Nalco Chemical Company
Mathias Hahn
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Composition and method for controlling biological growth using stab...
Patent number
6,419,879
Issue date
Jul 16, 2002
Nalco Chemical Company
Andrew J. Cooper
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method for dewatering of sludge
Patent number
6,413,433
Issue date
Jul 2, 2002
Nalco Chemical Company
Elise Maury
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Water soluble polymer containing dithiocarbamate functionalities
Patent number
6,403,726
Issue date
Jun 11, 2002
Nalco Chemical Company
William J. Ward
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Method of clarifying water using low molecular weight cationic disp...
Patent number
6,398,967
Issue date
Jun 4, 2002
Nalco Chemical Company
John W. Sparapany
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compositions containing hops extract and their use in water systems...
Patent number
6,379,720
Issue date
Apr 30, 2002
Nalco Chemical Company
Andrew J. Cooper
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Fluorescent monomers
Patent number
6,380,431
Issue date
Apr 30, 2002
Nalco Chemical Company
Wesley L. Whipple
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method and apparatus for measuring scaling capacity of calcium oxal...
Patent number
6,375,829
Issue date
Apr 23, 2002
Nalco Chemical Company
Sergey M. Shevchenko
G01 - MEASURING TESTING
Information
Patent Grant
Method of making colloidal silica
Patent number
6,372,806
Issue date
Apr 16, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for producing substantially dry water-insoluble polymers for...
Patent number
6,372,882
Issue date
Apr 16, 2002
Nalco Chemical Company
Everett C. Phillips
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Colloids comprising amorphous borosilicate
Patent number
6,372,805
Issue date
Apr 16, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of making paper
Patent number
6,372,089
Issue date
Apr 16, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Cationic latex terpolymers for wasterwater treatment
Patent number
6,369,182
Issue date
Apr 9, 2002
Nalco Chemical Company
Wesley L. Whipple
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Modular fluorometer
Patent number
6,369,894
Issue date
Apr 9, 2002
Nalco Chemical Company
Jeffrey P. Rasimas
G01 - MEASURING TESTING
Information
Patent Grant
Very high molecular weight cationic dispersion polymers for dewater...
Patent number
6,365,052
Issue date
Apr 2, 2002
Nalco Chemical Company
Ananthasubramanian Sivakumar
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Rheology modification of settled solids in mineral processing
Patent number
6,365,116
Issue date
Apr 2, 2002
Nalco Chemical Company
Scott Lewis Barham
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method of increasing retention in papermaking using colloidal boros...
Patent number
6,361,653
Issue date
Mar 26, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method of increasing drainage in papermaking using colloidal borosi...
Patent number
6,361,652
Issue date
Mar 26, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Method for flocculating a papermaking furnish using colloidal boros...
Patent number
6,358,364
Issue date
Mar 19, 2002
Nalco Chemical Company
Bruce A. Keiser
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Fluorescent compounds for use in industrial water systems
Patent number
6,358,746
Issue date
Mar 19, 2002
Nalco Chemical Company
Barbara E. Moriarty
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Process for removing heavy metals from a caustic fluid stream
Patent number
6,352,675
Issue date
Mar 5, 2002
Nalco Chemical Company
John T. Malito
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Fluorescent water-soluble polymers
Patent number
6,344,531
Issue date
Feb 5, 2002
Nalco Chemical Company
Patrick G. Murray
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76212134 - OPTIBLEND
Serial number
76212134
Registration number
2561602
Filing date
Feb 20, 2001
NALCO CHEMICAL COMPANY
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76194587 - BIOWATCH
Serial number
76194587
Filing date
Jan 12, 2001
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
76093241 - NEUTRALIZER
Serial number
76093241
Filing date
Jul 21, 2000
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76081707 - OPTILUX
Serial number
76081707
Filing date
Jun 30, 2000
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76058736 - NAL-TEX
Serial number
76058736
Registration number
2539516
Filing date
May 30, 2000
NALCO CHEMICAL COMPANY
3 - Bleaching preparations and other substances for laundry use
Information
Trademark
76053693 - FLOW PERM
Serial number
76053693
Registration number
2546218
Filing date
May 22, 2000
NALCO CHEMICAL COMPANY
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76021216 - NEXGUARD
Serial number
76021216
Registration number
2636368
Filing date
Apr 10, 2000
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75929224 - ODORTECH
Serial number
75929224
Registration number
2436908
Filing date
Feb 28, 2000
NALCO CHEMICAL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
75904343 - DOSE & DIAGNOSE
Serial number
75904343
Registration number
2408861
Filing date
Jan 27, 2000
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75848277 - IRONGUARD
Serial number
75848277
Registration number
2393576
Filing date
Nov 13, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75848317 - AGGMAX
Serial number
75848317
Registration number
2404049
Filing date
Nov 13, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75848084 - BIOWATCH
Serial number
75848084
Filing date
Nov 13, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75820763 - NAL-TEX
Serial number
75820763
Filing date
Oct 12, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75802836 - NALCO ACT
Serial number
75802836
Registration number
2385489
Filing date
Sep 20, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75798094 - BIOWATCH
Serial number
75798094
Registration number
2375236
Filing date
Sep 13, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75798092 - NEXGEN
Serial number
75798092
Filing date
Sep 13, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75798093 - WATERGY
Serial number
75798093
Registration number
2375235
Filing date
Sep 13, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75787455 - SOLUTIONS WITHOUT LIMITS
Serial number
75787455
Filing date
Aug 30, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75768585 - NALCO
Serial number
75768585
Registration number
2360161
Filing date
Aug 5, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75743268 - RIDALL
Serial number
75743268
Filing date
Jul 6, 1999
NALCO CHEMICAL COMPANY
3 - Bleaching preparations and other substances for laundry use
Information
Trademark
75744299 - REMEDIATOR
Serial number
75744299
Registration number
2341425
Filing date
Jul 6, 1999
NALCO CHEMICAL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
75744286 - ALKASOL
Serial number
75744286
Registration number
2350107
Filing date
Jul 6, 1999
NALCO CHEMICAL COMPANY
3 - Bleaching preparations and other substances for laundry use
Information
Trademark
75744285 - FIST
Serial number
75744285
Registration number
2350106
Filing date
Jul 6, 1999
NALCO CHEMICAL COMPANY
3 - Bleaching preparations and other substances for laundry use
Information
Trademark
75737288 - NALSPERSE
Serial number
75737288
Registration number
2345510
Filing date
Jun 24, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75727643 - FLOW-PERM
Serial number
75727643
Filing date
Jun 1, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75708967 - OPTIFLOTE
Serial number
75708967
Registration number
2329687
Filing date
May 17, 1999
NALCO CHEMICAL COMPANY
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75697492 - COILCLEAR
Serial number
75697492
Registration number
2404852
Filing date
May 7, 1999
NALCO CHEMICAL COMPANY
5 - Pharmaceutical and veterinary preparations
Information
Trademark
75693695 - HAULAGE DC
Serial number
75693695
Filing date
Apr 29, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75681719 - BROMOX
Serial number
75681719
Filing date
Apr 12, 1999
NALCO CHEMICAL COMPANY
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75681720 - ECOBROM
Serial number
75681720
Filing date
Apr 12, 1999
NALCO CHEMICAL COMPANY
3 - Bleaching preparations and other substances for laundry use