Environmentally friendly impregnation systems for fiber surface treatment and preparation methods thereof and an impregnation treatment method
US-12552920-B2 · Feb 17, 2026 · US
Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D06M15/37 |
| Official title | Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds |
| Display label | Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds |
| Total patents | 59 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 7 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 9 |
| 2025 | 9 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12552920-B2 · Feb 17, 2026 · US
US-2026001767-A1 · Jan 1, 2026 · US
US-2025381527-A1 · Dec 18, 2025 · US
US-2025318524-A1 · Oct 16, 2025 · US
US-2025286479-A1 · Sep 11, 2025 · US
US-12366012-B2 · Jul 22, 2025 · US
US-2025146213-A1 · May 8, 2025 · US
US-2025129543-A1 · Apr 24, 2025 · US
US-2025051976-A1 · Feb 13, 2025 · US
US-12221745-B2 · Feb 11, 2025 · US
US-2025042746-A1 · Feb 6, 2025 · US
US-2024399179-A1 · Dec 5, 2024 · US
US-12152098-B2 · Nov 26, 2024 · US
US-2024368388-A1 · Nov 7, 2024 · US
US-2024328037-A1 · Oct 3, 2024 · US
US-11926958-B2 · Mar 12, 2024 · US
US-2024052557-A1 · Feb 15, 2024 · US
US-11898306-B2 · Feb 13, 2024 · US
US-11898304-B2 · Feb 13, 2024 · US
US-2024035204-A1 · Feb 1, 2024 · US
Answers are generated from the same data shown on this page.