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of the naphthalene series, e.g. naphthazarin

of the naphthalene series, e.g. naphthazarin · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC09B13/02
Official titleof the naphthalene series, e.g. naphthazarin
Display labelof the naphthalene series, e.g. naphthazarin
Total patents17

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20152
20162
20172
20182
20193
20212
20232
20242

Representative patents

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