Screw feeder and fiber structure manufacturing apparatus
US-11891722-B2 · Feb 6, 2024 · US
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Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments
Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments · 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 | D01B9/00 |
| Official title | Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments |
| Display label | Other mechanical treatment of natural fibrous or filamentary material to obtain fibres or filaments |
| Total patents | 18 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 4 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fiber structure manufacturing apparatus, fiber structure manufacturing method, and fiber structure
US-11814762-B2 · Nov 14, 2023 · US
Fiber blend, method for producing fiber blend, and paperboard product comprising fiber blend
US-11629460-B2 · Apr 18, 2023 · US
Fiber structure manufacturing apparatus, fiber structure manufacturing method, and fiber structure
US-2021381144-A1 · Dec 9, 2021 · US
Screw feeder and fiber structure manufacturing apparatus
US-2021355604-A1 · Nov 18, 2021 · US
Fiber blend, method for producing fiber blend, and paperboard product comprising fiber blend
US-2021180252-A1 · Jun 17, 2021 · US
Fiber blend, method for producing fiber blend, and paperboard product comprising fiber blend
US-10961659-B2 · Mar 30, 2021 · US
Electric fiber orientation of fiber-reinforced thermoplastic
US-2020406507-A1 · Dec 31, 2020 · US
Fiber blend, method for producing fiber blend, and paperboard product comprising fiber blend
US-2020048833-A1 · Feb 13, 2020 · US
Clean production method for bamboo fibres
US-2019264350-A1 · Aug 29, 2019 · US
Processes for recycling carpet and products of such processes
US-10376897-B2 · Aug 13, 2019 · US
Fiber refining machine and process
US-2018187334-A1 · Jul 5, 2018 · US
Processes for recycling carpet and products of such processes
US-2017333912-A1 · Nov 23, 2017 · US
Processes for recycling carpet and products of such processes
US-9757875-B2 · Sep 12, 2017 · US
Nonwoven glucan webs
US-2017167063-A1 · Jun 15, 2017 · US
Method and device for grinding strand-like fibrous material
US-9540745-B2 · Jan 10, 2017 · US
High aspect ratio cellulose nanofilaments and method for their production
US-9051684-B2 · Jun 9, 2015 · US
Processes for recycling carpet and products of such processes
US-2015057379-A1 · Feb 26, 2015 · US