comprising a continuous strip, spring, or the like engaging the coupling parts at a number of places

comprising a continuous strip, spring, or the like engaging the coupling parts at a number of places · 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 codeF16D3/52
Official titlecomprising a continuous strip, spring, or the like engaging the coupling parts at a number of places
Display labelcomprising a continuous strip, spring, or the like engaging the coupling parts at a number of places
Total patents38

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20154
20163
20175
20183
20193
20204
20214
20223
20232
20244
20253

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 F16D3/52?
CPC F16D3/52 is the Cooperative Patent Classification code for “comprising a continuous strip, spring, or the like engaging the coupling parts at a number of places.”
How many patents are filed under CPC F16D3/52 (comprising a continuous strip, spring, or the like engaging the coupling parts at a number of places)?
Our database includes 38 publications tagged with this CPC code.
Is patent activity under CPC F16D3/52 growing?
Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).