- All sections
- C - Chemistrymetallurgy
- C09B - Organic dyes or closely-related compounds for producing dyesmordantslakes
- C09B 67/36 - Azoic dyestuff preparations
Patent holdings for IPC class C09B 67/36
Total number of patents in this class: 21
10-year publication summary
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2
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0
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0
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2
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0
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3
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1
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2
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1
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0
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