Bicomponent binder fibers
US-2026043174-A1 · Feb 12, 2026 · US
by applying or inserting filamentary binding elements
by applying or inserting filamentary binding elements · 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 | D04H1/52 |
| Official title | by applying or inserting filamentary binding elements |
| Display label | by applying or inserting filamentary binding elements |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 9 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 8 |
| 2020 | 1 |
| 2021 | 5 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for nonwoven textiles with variable zonal properties
US-12435454-B2 · Oct 7, 2025 · US
Thermoplastic non-woven textile elements
US-12404615-B2 · Sep 2, 2025 · US
Stabilized fabrics
US-2025270746-A1 · Aug 28, 2025 · US
Thermoplastic non-woven textile elements
US-12371829-B2 · Jul 29, 2025 · US
Functionalized fabric
US-2025207309-A1 · Jun 26, 2025 · US
Functionalized fabric
US-2025198063-A1 · Jun 19, 2025 · US
Thermoplastic non-woven textile elements
US-2025163623-A1 · May 22, 2025 · US
Modified urea-formaldehyde binders for non-woven fiber glass mats
US-2025129244-A1 · Apr 24, 2025 · US
Modified urea-formaldehyde binders for non-woven fiber glass mats
US-12195621-B2 · Jan 14, 2025 · US
Carbon/carbon composites and methods of making carbon/carbon composites having increased fiber volume
US-12117060-B2 · Oct 15, 2024 · US
Thermoplastic non-woven textile elements
US-2024247417-A1 · Jul 25, 2024 · US
Activated porous fibers and products including same
US-11987914-B2 · May 21, 2024 · US
Polyester staple yarn for wet non-woven fabric, wet non-woven fabric comprising same, and preparation method therefor
US-2023416957-A1 · Dec 28, 2023 · US
Modified urea-formaldehyde binders for non-woven fiber glass mats
US-2023295413-A1 · Sep 21, 2023 · US
Thermoplastic non-woven textile elements
US-2023265589-A1 · Aug 24, 2023 · US
Modified urea-formaldehyde binders for non-woven fiber glass mats
US-11697729-B2 · Jul 11, 2023 · US
Method for nonwoven textiles with variable zonal properties
US-2022162787-A1 · May 26, 2022 · US
Carbon/carbon composites and methods of making carbon/carbon composites having increased fiber volume
US-2022082144-A1 · Mar 17, 2022 · US
Method for nonwoven textiles with variable zonal properties
US-11248322-B2 · Feb 15, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D04H1/52?
- CPC D04H1/52 is the Cooperative Patent Classification code for “by applying or inserting filamentary binding elements.”
- How many patents are filed under CPC D04H1/52 (by applying or inserting filamentary binding elements)?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC D04H1/52 growing?
- Publication counts under this code: 3 in 2024 vs 9 in 2025 (latest complete years).