Nonwoven material, use of the nonwoven material, and wiping cloth, dryer sheet and face mask containing the nonwoven material
US-12467169-B2 · Nov 11, 2025 · US
with varying denier along their length
with varying denier along their length · 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 | D01D5/20 |
| Official title | with varying denier along their length |
| Display label | with varying denier along their length |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for producing beaded polymeric fibers with advanced thermoregulating properties
US-2025327213-A1 · Oct 23, 2025 · US
Method of making a microfiber including biomass
US-12366010-B2 · Jul 22, 2025 · US
Method to provide multifilament bundles of melt spun polymer filaments
US-2025066952-A1 · Feb 27, 2025 · US
Method to provide multifilament bundles of melt spun polymer filaments
US-12173429-B2 · Dec 24, 2024 · US
Nonwoven material, use of the nonwoven material, and wiping cloth, dryer sheet and face mask containing the nonwoven material
US-2024068140-A1 · Feb 29, 2024 · US
Carbon-based fiber sheet and lithium-sulfur battery including same
US-11811049-B2 · Nov 7, 2023 · US
Nonwovens having aligned segmented fibers
US-11802358-B2 · Oct 31, 2023 · US
Bi- or multicomponent fibres for large composite parts
US-2023167023-A1 · Jun 1, 2023 · US
Methods and systems for producing beaded polymeric fibers with advanced thermoregulating properties
US-2022251731-A1 · Aug 11, 2022 · US
Longitudinally non-uniform preform and method of making the same
US-2022170181-A1 · Jun 2, 2022 · US
Nonwovens Having Aligned Segmented Fibers
US-2022162786-A1 · May 26, 2022 · US
Methods and systems for producing beaded polymeric fibers with advanced thermoregulating properties
US-11339503-B2 · May 24, 2022 · US
Nonwovens having aligned segmented fibers
US-11280035-B2 · Mar 22, 2022 · US
A method to provide multifilament bundles of melt spun polymer filaments
US-2022042208-A1 · Feb 10, 2022 · US
Nonwoven material, use of the nonwoven material, and wiping cloth, drying cloth and face mask containing the nonwoven material
US-2021164138-A1 · Jun 3, 2021 · US
Light weight rain apparel
US-2021106080-A1 · Apr 15, 2021 · US
Carbon-based fiber sheet and lithium-sulfur battery including same
US-2021098775-A1 · Apr 1, 2021 · US
Nonwovens Having Aligned Segmented Fibers
US-2021087725-A1 · Mar 25, 2021 · US
Nonwovens having aligned segmented fibers
US-10889921-B2 · Jan 12, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D01D5/20?
- CPC D01D5/20 is the Cooperative Patent Classification code for “with varying denier along their length.”
- How many patents are filed under CPC D01D5/20 (with varying denier along their length)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC D01D5/20 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).