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Laminated felts in which the separate layers are united by a felting process

Laminated felts in which the separate layers are united by a felting process · 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 codeD04H1/16
Official titleLaminated felts in which the separate layers are united by a felting process
Display labelLaminated felts in which the separate layers are united by a felting process
Total patents8

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20193
20211
20222
20241
20251

Representative patents

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