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comprising a friction shaft

comprising a friction shaft · 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 codeF16H19/025
Official title{comprising a friction shaft}
Display labelcomprising a friction shaft
Total patents16

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20151
20162
20171
20185
20192
20202
20222
20251

Representative patents

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