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Shaft sealings specially adapted for rotary or oscillating-piston machines or engines

Shaft sealings specially adapted for rotary or oscillating-piston machines or engines · 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	F01C19/125
Official title	{Shaft sealings specially adapted for rotary or oscillating-piston machines or engines}
Display label	Shaft sealings specially adapted for rotary or oscillating-piston machines or engines
Total patents	6

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.