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by ratchet action or toothed bars

by ratchet action or toothed bars · 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 codeB25B13/22
Official titleby ratchet action or toothed bars
Display labelby ratchet action or toothed bars
Total patents19

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
20172
20181
20192
20202
20226
20232
20241
20252
20261

Representative patents

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