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Openteach Trademarks
OPENTEACH
Computer software featuring educational subjects in the field of Physics, Science, Mathematics, Statistics, Chemistry, Biology, Earth Sciences, and Economics
Cancelled
·
May 11, 1998
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75482791
·
OPENTEACH
Design and development of educational computer software for others
Cancelled
·
February 9, 1998
·
75431109
·
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