This page is not indexed by search engines while we improve data quality.

for circular knitting machines; Thread-changing devices

for circular knitting machines; Thread-changing devices · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	D04B15/58
Official title	for circular knitting machines; Thread-changing devices
Display label	for circular knitting machines; Thread-changing devices
Total patents	7

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.