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Arrangements of means against overflow of water, backing-up from the drain

Arrangements of means against overflow of water, backing-up from the drain · Cooperative Patent Classification (CPC)

Building, mining, and civil engineering structures.

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Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	E03F5/042
Official title	Arrangements of means against overflow of water, backing-up from the drain
Display label	Arrangements of means against overflow of water, backing-up from the drain
Total patents	9

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

Filing activity over the last five years is declining.

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