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each with one main shaft and provided with pistons reciprocating in cylinders

each with one main shaft and provided with pistons reciprocating in cylinders · Cooperative Patent Classification (CPC)

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

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Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	F16H39/08
Official title	each with one main shaft and provided with pistons reciprocating in cylinders
Display label	each with one main shaft and provided with pistons reciprocating in cylinders
Total patents	9

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

Filing activity over the last five years is stable.

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