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by making use of a tool in the shape of an internal gear

by making use of a tool in the shape of an internal gear · Cooperative Patent Classification (CPC)

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

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B23F19/057
Official title	{by making use of a tool in the shape of an internal gear}
Display label	by making use of a tool in the shape of an internal gear
Total patents	4

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

Filing activity appears to be declining based on the most recent years.

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