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with alkali metals {earth alkali metals included}

with alkali metals {earth alkali metals included} · 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 codeC22B21/04
Official titlewith alkali metals {earth alkali metals included}
Display labelwith alkali metals {earth alkali metals included}
Total patents11

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20151
20172
20182
20201
20232
20243

Representative patents

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