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provided with a bell or tube siphon

provided with a bell or tube siphon · 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	E03D1/263
Official title	{provided with a bell or tube siphon}
Display label	provided with a bell or tube siphon
Total patents	10

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

Filing activity over the last five years is growing.

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