Flame-resistant garments and fabrics with yarns comprising a polymer blend of meta-aramid and polyvinylpyrrolidone
US-12577397-B2 · Mar 17, 2026 · US
of aromatic polyamides
of aromatic polyamides · 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 | D01F6/905 |
| Official title | {of aromatic polyamides} |
| Display label | of aromatic polyamides |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 5 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Continuous process for recycling
US-12467162-B2 · Nov 11, 2025 · US
Fiber reinforced composite and articles comprising the same
US-2024262048-A1 · Aug 8, 2024 · US
Method of manufacturing an aramid and carbon-nanotube composite fiber
US-11959193-B2 · Apr 16, 2024 · US
Filament, material, and method for producing the material
US-2023399772-A1 · Dec 14, 2023 · US
Flame-resistant garments and fabrics with yarns comprising a polymer blend of meta-aramid and polyvinylpyrrolidone
US-2023235173-A1 · Jul 27, 2023 · US
Spinning dope for aramid and carbon-nanotube composite fiber and method of manufacturing aramid and carbon-nanotube composite fiber using same
US-2023114595-A1 · Apr 13, 2023 · US
Continuous process for recycling
US-2023037211-A1 · Feb 2, 2023 · US
Method for manufacturing aramid pulp comprising PVP
US-11542660-B2 · Jan 3, 2023 · US
Textile Materials Containing Yarns with an Intimate Blend of Aramid Fibers and Polyphenylene Sulfide Fibers
US-2021285133-A1 · Sep 16, 2021 · US
Filament compositions for fused filament fabrication and methods of use thereof
US-2020048414-A1 · Feb 13, 2020 · US
Method for manufacturing aramid pulp comprising pvp
US-2019177917-A1 · Jun 13, 2019 · US
Fiber comprising a mixture of poly(m-phenylene isophthalamide) and copolymer made from 5(6)-amino-2-(p-aminophenyl)benzimidazole
US-10301747-B2 · May 28, 2019 · US
Polyarylene sulfide resin composition
US-10280304-B2 · May 7, 2019 · US
Polyarylene sulfide resin composition
US-10233327-B2 · Mar 19, 2019 · US
Polyarylene sulfide resin composition
US-2018215918-A1 · Aug 2, 2018 · US
Copolymer fibers and yarns and processes for making same
US-9790622-B2 · Oct 17, 2017 · US
Composite polymer solution of poly(M-phenylene isophthalamide) and copolymer made from 5(6)-amino-2-(P-aminophenyl)benzimidazole
US-9790366-B2 · Oct 17, 2017 · US
Sheets and fibrids comprising a mixture of poly(m-phenylene isophthalamide) and copolymer made from 5(6)-amino-2-(p-aminophenyl)benzimidazole
US-9663875-B2 · May 30, 2017 · US
Copolymer fibers and yarns and processes for making same
US-2017016145-A1 · Jan 19, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F6/905?
- CPC D01F6/905 is the Cooperative Patent Classification code for “of aromatic polyamides.”
- How many patents are filed under CPC D01F6/905 (of aromatic polyamides)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC D01F6/905 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).