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balls, rolls, or rollers, e.g. for bearings

balls, rolls, or rollers, e.g. for bearings · 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 codeB21K1/02
Official titleballs, rolls, or rollers, e.g. for bearings
Display labelballs, rolls, or rollers, e.g. for bearings
Total patents11

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20153
20161
20171
20181
20192
20201
20231
20241

Representative patents

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