Epoxy resin composition
US-2026035591-A1 · Feb 5, 2026 · US
Chelates
Chelates · 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 | C08G59/70 |
| Official title | Chelates |
| Display label | Chelates |
| Total patents | 47 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 5 |
| 2018 | 9 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cationically polymerizable composition
US-12305004-B2 · May 20, 2025 · US
Latent curing agent, production method therefor, and curable composition
US-2025011582-A1 · Jan 9, 2025 · US
Or relating to curing agents
US-11939421-B2 · Mar 26, 2024 · US
Curing agent, method of producing curing agent, and curable composition
US-2024026149-A1 · Jan 25, 2024 · US
Curatives
US-11879052-B2 · Jan 23, 2024 · US
Latent curing agent and method for manufacturing same, composition for forming coating film, and cation-curable composition
US-11795264-B2 · Oct 24, 2023 · US
Cationically curable composition and cured product production method
US-11773208-B2 · Oct 3, 2023 · US
Cationic curing agent, method for producing same and cationically curable composition
US-2023279217-A1 · Sep 7, 2023 · US
Heat curable epoxy compositions and transparent heat-cured coatings with durable adhesion prepared therefrom
US-11709290-B2 · Jul 25, 2023 · US
Improvements in or relating to curatives
US-2023167272-A1 · Jun 1, 2023 · US
Latent curing agent and method for manufacturing same, composition for forming coating film, and cation-curable composition
US-2022098357-A1 · Mar 31, 2022 · US
Thermally conductive potting composition
US-2022002607-A1 · Jan 6, 2022 · US
Thermosetting epoxy resin composition, circut board laminate, metal-based circut board, and power module
US-2021403702-A1 · Dec 30, 2021 · US
Heat Curable Epoxy Compositions and Transparent Heat-Cured Coatings with Durable Adhesion Prepared Therefrom
US-2021349240-A1 · Nov 11, 2021 · US
Cationically polymerizable composition
US-2021301087-A1 · Sep 30, 2021 · US
Cationically curable composition and cured product production method
US-2021214489-A1 · Jul 15, 2021 · US
Improvements in or relating to curing agents
US-2021198420-A1 · Jul 1, 2021 · US
Latent curing agent, production method therefor, and thermosetting epoxy resin composition
US-10745551-B2 · Aug 18, 2020 · US
Thermosetting epoxy resin composition and production method for same
US-10669458-B2 · Jun 2, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G59/70?
- CPC C08G59/70 is the Cooperative Patent Classification code for “Chelates.”
- How many patents are filed under CPC C08G59/70 (Chelates)?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC C08G59/70 growing?
- Publication counts under this code: 3 in 2024 vs 2 in 2025 (latest complete years).