with conical friction surfaces {cone clutches}

with conical friction surfaces {cone clutches} · 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 codeF16D13/24
Official titlewith conical friction surfaces {cone clutches}
Display labelwith conical friction surfaces {cone clutches}
Total patents59

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
20155
20163
201710
20188
20192
20209
202111
20226
20233
20241
20251

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC F16D13/24?
CPC F16D13/24 is the Cooperative Patent Classification code for “with conical friction surfaces {cone clutches}.”
How many patents are filed under CPC F16D13/24 (with conical friction surfaces {cone clutches})?
Our database includes 59 publications tagged with this CPC code.
Is patent activity under CPC F16D13/24 growing?
Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).