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74267678 - COLOR BLOC
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Serial number 74267678
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Registration number 1879038
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Filing date Apr 21, 1992
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Nocopi International, Inc.
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2 - Paints, varnishes, lacquers
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74198084 - COPIMARK
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Serial number 74198084
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Registration number 1834163
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Filing date Aug 26, 1991
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Nocopi International, Inc.
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1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
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73679929 - SCRAMBLER
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Serial number 73679929
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Registration number 1517928
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Filing date Aug 18, 1987
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NOCOPI INTERNATIONAL INC.
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16 - Paper, cardboard and goods made from these materials, not included in other classes
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73643157 - WORDSAFE
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Serial number 73643157
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Registration number 1518837
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Filing date Feb 5, 1987
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NOCOPI INTERNATIONAL INC.
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16 - Paper, cardboard and goods made from these materials, not included in other classes
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73643174 - WORDSCREEN
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Serial number 73643174
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Registration number 1518839
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Filing date Feb 5, 1987
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NOCOPI INTERNATIONAL INC.
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16 - Paper, cardboard and goods made from these materials, not included in other classes
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73643173 - WORDGUARD
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Serial number 73643173
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Registration number 1518838
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Filing date Feb 5, 1987
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NOCOPI INTERNATIONAL INC.
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16 - Paper, cardboard and goods made from these materials, not included in other classes