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Opdac Trademarks
OPDAC
Computer software for education and training for practical applications of analytical chemistry provided in compact disc form and downloadable computer software for education and training for practical applications of analytical chemistry
Cancelled
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July 20, 2001
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76288697
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OPDACOM
ELECTRONIC APPARATUS COMPRISING COMPUTERS, COMPUTER PROGRAMS, AND ELECTRONIC METERS USED FOR MONITORING AND CONTROLLING ENERGY DEMANDS AND USAGE
Cancelled
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June 10, 1986
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73603571
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