Sizing agent for inorganic fibers and inorganic fibers
US-12404628-B2 · Sep 2, 2025 · US
Unsaturated polymerisable polyesters
Unsaturated polymerisable polyesters · 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 | D06M15/51 |
| Official title | Unsaturated polymerisable polyesters |
| Display label | Unsaturated polymerisable polyesters |
| Total patents | 50 |
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 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 9 |
| 2019 | 4 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 9 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System for producing a fully impregnated thermoplastic prepreg
US-12319016-B2 · Jun 3, 2025 · US
Sizing agent for inorganic fibers and inorganic fibers
US-2024417917-A1 · Dec 19, 2024 · US
Binder composition on an oligoester basis, production thereof, and use thereof for binding organic or mineral fibres
US-2024287361-A1 · Aug 29, 2024 · US
Binder composition on an oligoester basis, production thereof, and use thereof for binding organic or mineral fibres
US-12071569-B2 · Aug 27, 2024 · US
System for producing a fully impregnated thermoplastic prepreg
US-11850809-B2 · Dec 26, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-11772336-B2 · Oct 3, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-2023286228-A1 · Sep 14, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-2023234305-A1 · Jul 27, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-2023234306-A1 · Jul 27, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-2023075431-A1 · Mar 9, 2023 · US
Process for improving creep and stress relaxation of fiber reinforced polymer composites
US-2023042672-A1 · Feb 9, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-2023027108-A1 · Jan 26, 2023 · US
Fiber-containing prepregs and methods and systems of making
US-11548245-B2 · Jan 10, 2023 · US
System for producing a fully impregnated thermoplastic prepreg
US-11534991-B2 · Dec 27, 2022 · US
System for producing a fully impregnated thermoplastic prepreg
US-11458696-B2 · Oct 4, 2022 · US
System for producing a fully impregnated thermoplastic prepreg
US-2022063217-A1 · Mar 3, 2022 · US
System for producing a fully impregnated thermoplastic prepreg
US-11198259-B2 · Dec 14, 2021 · US
Optimized sizing for carbon fiber-sheet molding compound
US-11053364-B2 · Jul 6, 2021 · US
Binder composition on an oligoester basis, production thereof, and use thereof for binding organic or mineral fibres
US-2021040361-A1 · Feb 11, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06M15/51?
- CPC D06M15/51 is the Cooperative Patent Classification code for “Unsaturated polymerisable polyesters.”
- How many patents are filed under CPC D06M15/51 (Unsaturated polymerisable polyesters)?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC D06M15/51 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).