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circular

circular · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeD05C1/04
Official titlecircular
Display labelcircular
Total patents5

Filing trend

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

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

Patents filed per year
YearPatents
20211
20223
20231

Representative patents

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