Artificial hair fiber
US-12577707-B2 · Mar 17, 2026 · US
of polymers of halogenated hydrocarbons
of polymers of halogenated hydrocarbons · 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 | D01F6/48 |
| Official title | of polymers of halogenated hydrocarbons |
| Display label | of polymers of halogenated hydrocarbons |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrospun film, method for manufacturing the same and use of such electrospun film
US-12509799-B2 · Dec 30, 2025 · US
Method of manufacturing carbon fiber and carbon fiber manufactured thereby
US-2025327217-A1 · Oct 23, 2025 · US
Fiber for artificial hair and hair accessory product
US-12415917-B2 · Sep 16, 2025 · US
Vinyl chloride-based fiber and method for producing the same
US-2025230581-A1 · Jul 17, 2025 · US
Artificial hair fibers and hairpiece product
US-2025101638-A1 · Mar 27, 2025 · US
Fibers for artificial hair, fiber bundle for artificial hair, and hair decoration product
US-2024426028-A1 · Dec 26, 2024 · US
Polytetrafluoroethylene porous fiber and manufacturing and modifying process thereof
US-2024318358-A1 · Sep 26, 2024 · US
Artificial hair fiber
US-2024271332-A1 · Aug 15, 2024 · US
Fiber for artificial hair and head accessory product
US-12031240-B2 · Jul 9, 2024 · US
Implantable fibers, yarns and textiles
US-2024081988-A1 · Mar 14, 2024 · US
Artificial hair fibers
US-2024076485-A1 · Mar 7, 2024 · US
Fiber for artificial hair
US-2024044049-A1 · Feb 8, 2024 · US
Fiber for artificial hair and hair decorating product
US-11807747-B2 · Nov 7, 2023 · US
Electrospun film, method for manufacturing the same and use of such electrospun film
US-2023304191-A1 · Sep 28, 2023 · US
Multifunctional filter materials
US-2023292860-A1 · Sep 21, 2023 · US
Method of producing hollow fiber membrane
US-2023079167-A1 · Mar 16, 2023 · US
Artificial hair fiber
US-11432607-B2 · Sep 6, 2022 · US
Hollow Fiber Membrane
US-2022226784-A1 · Jul 21, 2022 · US
Fiber for artificial hair and head accessory product
US-2022018041-A1 · Jan 20, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F6/48?
- CPC D01F6/48 is the Cooperative Patent Classification code for “of polymers of halogenated hydrocarbons.”
- How many patents are filed under CPC D01F6/48 (of polymers of halogenated hydrocarbons)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC D01F6/48 growing?
- Publication counts under this code: 7 in 2024 vs 5 in 2025 (latest complete years).