Polymer Composition
US-2026053973-A1 · Feb 26, 2026 · US
Crosslinking of derivatives of starch
Crosslinking of derivatives of starch · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08B31/006 |
| Official title | {Crosslinking of derivatives of starch} |
| Display label | Crosslinking of derivatives of starch |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2017 | 7 |
| 2018 | 7 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer Composition
US-2026049161-A1 · Feb 19, 2026 · US
Biodegradable Super Absorbent Polymer and Preparation Method Thereof
US-2025288973-A1 · Sep 18, 2025 · US
Method for producing water absorbent resin
US-2025214059-A1 · Jul 3, 2025 · US
Method for producing water-soluble polymer and method for producing water-absorbing resin
US-2024367147-A1 · Nov 7, 2024 · US
Biodegradable Super Absorbent Polymer and Preparation Method Thereof
US-2024286114-A1 · Aug 29, 2024 · US
Water-absorbing resin
US-2024199821-A1 · Jun 20, 2024 · US
Starch-based aqueous adhesive composition
US-2024026190-A1 · Jan 25, 2024 · US
Method for modifying polysaccharide material by sequenced homogeneous chemical functionalisation
US-2023331873-A1 · Oct 19, 2023 · US
Biodegradable Super Absorbent Polymer and Method for Producing the Same
US-2023087087-A1 · Mar 23, 2023 · US
Cross-linked starch-based polymers for drug-delivery
US-11440975-B2 · Sep 13, 2022 · US
Self-reinforced starch-based multifunctional materials and processing method thereof
US-11359073-B2 · Jun 14, 2022 · US
Self-reinforced Starch-based Multifunctional Materials and Processing Method thereof
US-2022073706-A1 · Mar 10, 2022 · US
Cross-linked starch-based polymers for drug-delivery
US-2021238315-A1 · Aug 5, 2021 · US
Destructured starch derivatives and elastomer compositions containing them
US-10889655-B2 · Jan 12, 2021 · US
Method for modifying polysaccharide material by sequenced homogeneous chemical functionalisation
US-2020339705-A1 · Oct 29, 2020 · US
Systems for producing superabsorbent polymers for use in agricultural applications
US-10759876-B2 · Sep 1, 2020 · US
Process for reducing propylene chlorohydrin in hydroxypropylated products
US-10626192-B2 · Apr 21, 2020 · US
Fluorescent starch nanocrystal and preparation method and application thereof
US-10246523-B2 · Apr 2, 2019 · US
Low Swelling Starch
US-2018368455-A1 · Dec 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08B31/006?
- CPC C08B31/006 is the Cooperative Patent Classification code for “Crosslinking of derivatives of starch.”
- How many patents are filed under CPC C08B31/006 (Crosslinking of derivatives of starch)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC C08B31/006 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).