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Chemistry & Metallurgy

Chemistry & Metallurgy · 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 codeC01B31/0492
Official title
Display labelChemistry & Metallurgy (mapped technology topic)
Total patents18

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
20152
20168
20175
20183

Representative patents

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