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ENVIRONMENTAL TEST SYSTEMS, INC
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ELKHART, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
High sensitivity test system for the colorimetric determination of...
Patent number
6,638,480
Issue date
Oct 28, 2003
Environmental Test Systems, Inc.
Iouri Vladimirovich Evtodienko
G01 - MEASURING TESTING
Information
Patent Grant
Test-device for threshold glucose detection in urine
Patent number
6,444,169
Issue date
Sep 3, 2002
Ralston Purina Company
Vladimir Evtodienko
G01 - MEASURING TESTING
Information
Patent Grant
Stabilized test composition, device and method for the determinatio...
Patent number
6,432,717
Issue date
Aug 13, 2002
Environmental Tests Systems, Inc.
Sellapperumage Rupasiri Fernando
G01 - MEASURING TESTING
Information
Patent Grant
Preparation and method for cat box filler additive capable of detec...
Patent number
6,376,252
Issue date
Apr 23, 2002
Environmental Test Systems, Inc.
Michael A. Van Lente
G01 - MEASURING TESTING
Information
Patent Grant
Device and method for the determination of water
Patent number
6,043,096
Issue date
Mar 28, 2000
Environmental Test Systems, Inc.
Yuriy Vladimirovich Evtodienko
G01 - MEASURING TESTING
Information
Patent Grant
Method, composition and device for the determination of free haloge...
Patent number
6,030,842
Issue date
Feb 29, 2000
Environmental Test Systems, Inc.
Robert A. Peachey-Stoner
G01 - MEASURING TESTING
Information
Patent Grant
Test composition, device and method for the colorimetric determinat...
Patent number
5,858,797
Issue date
Jan 12, 1999
Environmental Test Systems, Inc.
Yuriy Vladimirovich Evtodienko
G01 - MEASURING TESTING
Information
Patent Grant
Colorimetric dry reagent test device and method for the determinati...
Patent number
5,856,199
Issue date
Jan 5, 1999
Environmental Test Systems, Inc.
Thomas Harry Kreiser
G01 - MEASURING TESTING
Information
Patent Grant
Method for the colorimetric determination of analytes in the presen...
Patent number
5,801,061
Issue date
Sep 1, 1998
Environmental Test Systems, Inc.
Harry Thomas Stephenson
G01 - MEASURING TESTING
Information
Patent Grant
Method and device for the determination of polymeric biguanides in...
Patent number
5,498,547
Issue date
Mar 12, 1996
Environmental Test Systems, Inc.
Kenneth A. Blake
G01 - MEASURING TESTING
Information
Patent Grant
Multilayer test device having fusion bonding attachment layer
Patent number
5,330,715
Issue date
Jul 19, 1994
Environmental Test Systems, Inc.
Kenneth A. Blake
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Test devices and methods for determining halides in aqueous samples
Patent number
5,229,299
Issue date
Jul 20, 1993
Environmental Test Systems, Inc.
Carol Ann Terry
G01 - MEASURING TESTING
Information
Patent Grant
Test composition and device for the determination of cyanuric acid...
Patent number
4,855,239
Issue date
Aug 8, 1989
Environmental Test Systems, Inc.
Chauncey O. Rupe
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
76204977 - AQUACHEK
Serial number
76204977
Registration number
2760705
Filing date
Feb 5, 2001
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76205016 - C. MOORE GREEN
Serial number
76205016
Registration number
2534101
Filing date
Feb 2, 2001
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76205017 - STERICHEK
Serial number
76205017
Registration number
2658130
Filing date
Feb 2, 2001
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
76205018 - DR. H. TUEAU
Serial number
76205018
Registration number
2671184
Filing date
Feb 2, 2001
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75585369 - SOFCHEK
Serial number
75585369
Registration number
2299971
Filing date
Nov 9, 1998
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75572952 - SIMPLY ACCURATE
Serial number
75572952
Filing date
Oct 19, 1998
Environmental Test Systems, Inc.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75572954 - DR. H. TUEAU
Serial number
75572954
Filing date
Oct 19, 1998
Environmental Test Systems, Inc.
42 - Scientific and technological services and research and design relating thereto
Information
Trademark
75572981 - C. MOORE GREEN
Serial number
75572981
Filing date
Oct 19, 1998
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75391985 - ACCUGROW
Serial number
75391985
Registration number
2252878
Filing date
Nov 18, 1997
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
75353982 - STERICHEK
Serial number
75353982
Filing date
Sep 9, 1997
Environmental Test Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75334736 - COLORQUIK
Serial number
75334736
Registration number
2231604
Filing date
Aug 1, 1997
Environmental Test Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75314216 - AQUACHEK
Serial number
75314216
Filing date
Jun 24, 1997
Environmental Test Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74365804 - COOLTRAK
Serial number
74365804
Registration number
1840184
Filing date
Mar 8, 1993
Environmental Test Systems, Inc.
1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
Information
Trademark
74359404 - DR. H. TUEAU
Serial number
74359404
Filing date
Feb 16, 1993
Environmental Test Systems, Inc.
42 - Scientific and technological services and research and design relating thereto