Manufacturing method for carbon fiber
US-12480231-B2 · Nov 25, 2025 · US
of synthetic polymers
of synthetic polymers · 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 | D01F11/04 |
| Official title | of synthetic polymers |
| Display label | of synthetic polymers |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 7 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Composite fiber and method for manufacturing the same
US-2025347032-A1 · Nov 13, 2025 · US
Synthetic fiber first processing agent, synthetic fiber processing agent, aqueous solution preparation method, synthetic fiber processing method, synthetic fibers, short fibers, spun yard and non-woven fabric
US-12398508-B2 · Aug 26, 2025 · US
Treatment agent for carbon fiber precursor, and carbon fiber precursor
US-2025116060-A1 · Apr 10, 2025 · US
Biodegradable vascular grafts
US-11998439-B2 · Jun 4, 2024 · US
Synthetic fiber first processing agent, synthetic fiber processing agent, aqueous solution preparation method, synthetic fiber processing method, synthetic fibers, short fibers, spun yard and non-woven fabric
US-2023366143-A1 · Nov 16, 2023 · US
Microwave-induced localized heating of CNT filled polymer composites for enhanced inter-bead diffusive bonding of fused filament fabricated part
US-11712822-B2 · Aug 1, 2023 · US
Manufacturing method for carbon fiber
US-2023023765-A1 · Jan 26, 2023 · US
Method to produce micro and nanofibers with controlled diameter and large yield
US-11384456-B2 · Jul 12, 2022 · US
Poly(glycerol sebacate) urethane fibers, fabrics formed therefrom, and methods of fiber manufacture
US-2022136137-A1 · May 5, 2022 · US
Electrospinning head and electrospinning apparatus
US-11268211-B2 · Mar 8, 2022 · US
Method to Produce Micro and Nanofibers with Controlled Diameter and Large Yield
US-2021047758-A1 · Feb 18, 2021 · US
Method to produce micro and nanofibers with controlled diameter and large yield
US-10837131-B2 · Nov 17, 2020 · US
Heat-insulating dark cool-feeling textile and dark cool-feeling fiber thereof
US-2020199783-A1 · Jun 25, 2020 · US
Carbonaceous structure and method for preparing the same, electrode material and catalyst including the carbonaceous structure, and energy storage device including the electrode material
US-10693139-B2 · Jun 23, 2020 · US
Biodegradable vascular grafts
US-2020179096-A1 · Jun 11, 2020 · US
Biodegradable vascular grafts
US-10603156-B2 · Mar 31, 2020 · US
Filtration membranes, and related nano and/or micro fibers, composites, methods and systems
US-10532330-B2 · Jan 14, 2020 · US
Microwave-induced localized heating of cnt filled polymer composites for enhanced inter-bead diffusive bonding of fused filament fabricated part
US-2020009850-A1 · Jan 9, 2020 · US
Electrospinning head and electrospinning apparatus
US-2019323149-A1 · Oct 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F11/04?
- CPC D01F11/04 is the Cooperative Patent Classification code for “of synthetic polymers.”
- How many patents are filed under CPC D01F11/04 (of synthetic polymers)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC D01F11/04 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).