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of metal {or with an upper layer of metal}

of metal {or with an upper layer of metal} · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	E04F11/112
Official title	of metal {or with an upper layer of metal}
Display label	of metal {or with an upper layer of metal}
Total patents	9

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

Filing activity over the last five years is rapidly growing.

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