Textile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44)

Textile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44) · Cooperative Patent Classification (CPC)

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

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB29C51/004
Official title{Textile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44)}
Display labelTextile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44)
Total patents110

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20158
20165
201711
201813
201910
202010
20216
20229
202316
202412
20257
20263

Representative patents

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

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC B29C51/004?
CPC B29C51/004 is the Cooperative Patent Classification code for “Textile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44).”
How many patents are filed under CPC B29C51/004 (Textile or other fibrous material made from plastics fibres (combined with plastic layers B29C51/145; compression moulding of reinforced plastic articles in matched moulds B29C70/46; using pressure difference B29C70/44))?
Our database includes 110 publications tagged with this CPC code.
Is patent activity under CPC B29C51/004 growing?
Publication counts under this code: 12 in 2024 vs 7 in 2025 (latest complete years).