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Detection and removal of impurities

Detection and removal of impurities · 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 codeD01G31/003
Official title{Detection and removal of impurities}
Display labelDetection and removal of impurities
Total patents2

Filing trend

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

Filing activity appears stable based on the most recent years.

Patents filed per year
YearPatents
20221
20241

Representative patents

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