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Copeland Systems, Inc.
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Oak Brook, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method for oxidation of sulfur-containing substances
Patent number
3,949,684
Issue date
Apr 13, 1976
Copeland Systems, Inc.
George G. Copeland
C01 - INORGANIC CHEMISTRY
Patents Applications
last 30 patents
Trademark
last 30 trademarks
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Trademark
73029878
Serial number
73029878
Registration number
1022603
Filing date
Aug 19, 1974
COPELAND SYSTEMS INCORPORATED
11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes