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Tannins, e.g. gallotannic acids

Tannins, e.g. gallotannic acids · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeD06M13/238
Official titleTannins, e.g. gallotannic acids
Display labelTannins, e.g. gallotannic acids
Total patents11

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity appears to be declining based on the most recent years.

Patents filed per year
YearPatents
20222
20232
20245
20251
20261

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.