having at least one layer of textile or fibrous material combined with at least one plastics layer

having at least one layer of textile or fibrous material combined with at least one plastics layer · 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 codeB29C51/145
Official title{having at least one layer of textile or fibrous material combined with at least one plastics layer}
Display labelhaving at least one layer of textile or fibrous material combined with at least one plastics layer
Total patents138

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
20158
201611
201715
201810
201913
202010
202116
202217
202310
202414
202513
20261

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 B29C51/145?
CPC B29C51/145 is the Cooperative Patent Classification code for “having at least one layer of textile or fibrous material combined with at least one plastics layer.”
How many patents are filed under CPC B29C51/145 (having at least one layer of textile or fibrous material combined with at least one plastics layer)?
Our database includes 138 publications tagged with this CPC code.
Is patent activity under CPC B29C51/145 growing?
Publication counts under this code: 14 in 2024 vs 13 in 2025 (latest complete years).