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EARTHTEK ENVIRONMENTAL SYSTEMS, INC
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BATESVILLE, IN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Multi-layer recirculating filter wastewater treatment apparatus
Patent number
6,616,832
Issue date
Sep 9, 2003
Earthtek Environmental Systems, Inc.
Kevin R. Chaffee
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
75940329 - ENVIROFILTER
Serial number
75940329
Registration number
2495075
Filing date
Feb 21, 2000
Earthtek Environmental Systems, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
75915244 - EARTHTEK ENVIRONMENTAL SYSTEMS, INC. DOWN TO EARTH WATER...
Serial number
75915244
Registration number
2478635
Filing date
Feb 1, 2000
Earthtek Environmental Systems, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
Information
Trademark
75780441 - PURAFILTER
Serial number
75780441
Filing date
Sep 16, 1999
Earthtek Environmental Systems, Inc.
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes