Composites for chemical sequestration decontamination
US-12515192-B2 · Jan 6, 2026 · US
Detoxification by using acid or alkaline reagents
Detoxification by using acid or alkaline reagents · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A62D3/36 |
| Official title | Detoxification by using acid or alkaline reagents |
| Display label | Detoxification by using acid or alkaline reagents |
| Total patents | 49 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 8 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for treating solid hazardous heavy metal-containing compositions
US-12508636-B2 · Dec 30, 2025 · US
Composition for use in the destruction of naphthenic acids
US-2025177794-A1 · Jun 5, 2025 · US
Process apparatus and process method
US-12157029-B2 · Dec 3, 2024 · US
Low-temperature mineralization of a perfluoroalkyl and polyfluoroalkyl substance in polar aprotic solvents
US-2024390721-A1 · Nov 28, 2024 · US
Treatment solution and treatment method
US-2024352578-A1 · Oct 24, 2024 · US
Treatment solution and treatment method
US-2024247369-A1 · Jul 25, 2024 · US
Processes for removing perfluoroalkyl substances and regenerating an adsorbent used with same
US-2024189877-A1 · Jun 13, 2024 · US
Processes for removing perfluoroalkyl substances and regenerating an adsorbent used with same
US-2024189644-A1 · Jun 13, 2024 · US
Method for decomposing polyfluorocarboxylic acids
US-2024076254-A1 · Mar 7, 2024 · US
Processing system and processing method
US-2024066341-A1 · Feb 29, 2024 · US
Method for treating solid hazardous heavy metal-containing compositions
US-2023218940-A1 · Jul 13, 2023 · US
A decontaminant aqueous solution for decontaminating diisocyanate drum and a method of using it
US-2023220314-A1 · Jul 13, 2023 · US
Asbestos waste destruction and valorization method
US-11577112-B2 · Feb 14, 2023 · US
Hydrothermal technology for decontamination and mineralization of perfluoro- and polyfluoroalkyl substance (PFAS) in wastes, concentrate solutions, and chemical stockpiles
US-11577111-B2 · Feb 14, 2023 · US
Composites for chemical sequestration decontamination
US-2022410118-A1 · Dec 29, 2022 · US
Method for detoxifying chromium slag by using high sulfur coal
US-11478672-B2 · Oct 25, 2022 · US
Protective technology with reactive solid sorbent for oxidative decontamination of toxic materials
US-11465121-B1 · Oct 11, 2022 · US
Compositions and methods for detoxifying chemical warfare agents
US-11433267-B1 · Sep 6, 2022 · US
Decontamination compositions and methods of decontamination
US-11266865-B2 · Mar 8, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A62D3/36?
- CPC A62D3/36 is the Cooperative Patent Classification code for “Detoxification by using acid or alkaline reagents.”
- How many patents are filed under CPC A62D3/36 (Detoxification by using acid or alkaline reagents)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC A62D3/36 growing?
- Publication counts under this code: 8 in 2024 vs 2 in 2025 (latest complete years).