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78300901 - NANOCHEM
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Serial number 78300901
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Registration number 3303371
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Filing date Sep 16, 2003
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4M Company
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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75117371 - ALLCHEM
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Serial number 75117371
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Registration number 2145327
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Filing date Jun 11, 1996
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4M Company
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes