Method for nonwoven textiles with variable zonal properties
US-12435454-B2 · Oct 7, 2025 · US
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Felts made from mixtures of fibres
Felts made from mixtures of fibres · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D04H1/10 |
| Official title | Felts made from mixtures of fibres |
| Display label | Felts made from mixtures of fibres |
| Total patents | 8 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2022 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for nonwoven textiles with variable zonal properties
US-2022162787-A1 · May 26, 2022 · US
Lens apparatus, image pickup apparatus, and camera system
US-11290647-B2 · Mar 29, 2022 · US
Method for nonwoven textiles with variable zonal properties
US-11248322-B2 · Feb 15, 2022 · US
Lens apparatus, image pickup apparatus, and camera system
US-2020112680-A1 · Apr 9, 2020 · US
Method for nonwoven textiles with variable zonal properties
US-2019368091-A1 · Dec 5, 2019 · US
Automobile part for acoustic screening and its production process
US-10427625-B2 · Oct 1, 2019 · US
Automobile part for acoustic screening and its production process
US-2017259757-A1 · Sep 14, 2017 · US