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comprising a tap or cock

comprising a tap or cock · Cooperative Patent Classification (CPC)

Engines, pumps, lighting, heating, and mechanical systems.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeF16K31/522
Official title{comprising a tap or cock}
Display labelcomprising a tap or cock
Total patents8

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20161
20203
20212
20221
20251

Representative patents

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