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the coupling component being a bis-naphthol

the coupling component being a bis-naphthol · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	C09B33/048
Official title	the coupling component being a bis-naphthol
Display label	the coupling component being a bis-naphthol
Total patents	2

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

Not enough yearly data to assess filing trend yet.

Patents filed per year
Year	Patents
2024	2

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