Composite fiber and method for forming the same
US-2017342597-A1 · Nov 30, 2017 · US
with at least one polyester as constituent
with at least one polyester as constituent · 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 | D01F8/14 |
| Official title | with at least one polyester as constituent |
| Display label | with at least one polyester as constituent |
| Total patents | 423 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 26 |
| 2016 | 22 |
| 2017 | 29 |
| 2018 | 22 |
| 2019 | 41 |
| 2020 | 45 |
| 2021 | 58 |
| 2022 | 53 |
| 2023 | 42 |
| 2024 | 40 |
| 2025 | 35 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for manufacturing absorbent core having enhanced wet strength
US-2017273836-A1 · Sep 28, 2017 · US
Multi-component bristle having components with different oral care additives, and oral care implement comprising the same
US-2017245628-A1 · Aug 31, 2017 · US
Styrene-containing copolymer fibers, filter media, elements, and methods
US-2017210835-A1 · Jul 27, 2017 · US
Electrostatic-assisted fiber spinning method and production of highly aligned and packed hollow fiber assembly and membrane
US-9713521-B2 · Jul 25, 2017 · US
Artificial leather and a production method therefor
US-2017183815-A1 · Jun 29, 2017 · US
Elastomer fibers and methods of making and using thereof
US-2017127741-A1 · May 11, 2017 · US
Alternative exterior trim part
US-2017050682-A1 · Feb 23, 2017 · US
Sea-island composite fiber, composite ultra-fine fiber, and fiber product
US-2017016147-A1 · Jan 19, 2017 · US
Nonwoven web material including fibers formed of recycled polyester, and methods for producing
US-9539357-B2 · Jan 10, 2017 · US
Method of attaching a cell-of-interest to a microtube
US-2017002343-A1 · Jan 5, 2017 · US
Methods of attaching a molecule-of-interest to a microtube
US-2017002481-A1 · Jan 5, 2017 · US
Method of attaching a cell-of-interest to a microtube
US-9469919-B2 · Oct 18, 2016 · US
Methods of attaching a molecule-of-interest to a microtube
US-9464368-B2 · Oct 11, 2016 · US
Recycled polyethylene terephthalate compositions, fibers and articles produced therefrom, and methods for producing same
US-2016272810-A1 · Sep 22, 2016 · US
Smoking article filter including degradable filter component
US-2016270437-A1 · Sep 22, 2016 · US
Phosphorescent masterbatch and fiber
US-2016244666-A1 · Aug 25, 2016 · US
Compositions including esterified lignin and poly (lactic acid) and carbon fibers produced therefrom
US-2016230009-A1 · Aug 11, 2016 · US
Light Diffusing Film, Method for Manufacturing Same, and Backlight Unit Using Same for Liquid Crystal Display
US-2016223725-A1 · Aug 4, 2016 · US
Fabric sheet with hig thermal stability
US-2016222557-A1 · Aug 4, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01F8/14?
- CPC D01F8/14 is the Cooperative Patent Classification code for “with at least one polyester as constituent.”
- How many patents are filed under CPC D01F8/14 (with at least one polyester as constituent)?
- Our database includes 423 publications tagged with this CPC code.
- Is patent activity under CPC D01F8/14 growing?
- Publication counts under this code: 40 in 2024 vs 35 in 2025 (latest complete years).