Driving arrangements; Transmissions; Couplings; Brakes

Driving arrangements; Transmissions; Couplings; Brakes · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB01F35/30
Official titleDriving arrangements; Transmissions; Couplings; Brakes
Display labelDriving arrangements; Transmissions; Couplings; Brakes
Total patents26

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
20162
20173
20183
20206
20215
20221
20231
20242
20252
20261

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 B01F35/30?
CPC B01F35/30 is the Cooperative Patent Classification code for “Driving arrangements; Transmissions; Couplings; Brakes.”
How many patents are filed under CPC B01F35/30 (Driving arrangements; Transmissions; Couplings; Brakes)?
Our database includes 26 publications tagged with this CPC code.
Is patent activity under CPC B01F35/30 growing?
Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).