Method for producing ultra-pure bis(chlorosulfonyl)imide
US-2024391774-A1 · Nov 28, 2024 · US
containing one or more sulfur atoms
containing one or more sulfur atoms · 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 | C01B21/086 |
| Official title | containing one or more sulfur atoms |
| Display label | containing one or more sulfur atoms |
| Total patents | 144 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 10 |
| 2017 | 9 |
| 2018 | 11 |
| 2019 | 16 |
| 2020 | 10 |
| 2021 | 15 |
| 2022 | 17 |
| 2023 | 12 |
| 2024 | 20 |
| 2025 | 17 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for Preparing Lithium Bis(Fluorosulfonyl)imide Salt
US-2020392010-A1 · Dec 17, 2020 · US
Method for producing bis(fluorosulfonyl)imide alkali metal salt and method for producing non aqueous electrolytic solution
US-10829377-B2 · Nov 10, 2020 · US
Purification of bis(fluorosulfonyl) imide
US-2020331754-A1 · Oct 22, 2020 · US
Method for producing fluorine-containing sulfonylamide compound
US-10717705-B2 · Jul 21, 2020 · US
Salts for multivalent ion batteries
US-10680285-B2 · Jun 9, 2020 · US
Ionic compositions and related uses thereof
US-2020071581-A1 · Mar 5, 2020 · US
Lithium ion capacitor
US-10580589-B2 · Mar 3, 2020 · US
Methods and apparatus for visualising a print on an object
US-2020046266-A1 · Feb 13, 2020 · US
Process for the preparation of lithium or sodium bis(fluorosulphonyl)imide
US-10547084-B2 · Jan 28, 2020 · US
Method for drying and purifying lithium bis(fluorosulfonyl)imide salt
US-2019379088-A1 · Dec 12, 2019 · US
Conductive material and manufacturing method and purification method for same, and non aqueous electrolyte solution and antistatic agent using said conductive material
US-10461365-B2 · Oct 29, 2019 · US
Method for producing bis(fluorosulfonyl)imide alkali metal salt and method for producing non-aqueous electrolytic solution
US-2019292054-A1 · Sep 26, 2019 · US
METHOD FOR DRYING AND PURIFYING LiFSI
US-2019292053-A1 · Sep 26, 2019 · US
Method for producing bis(fluorosulfonyl)imide alkali metal salt
US-2019276311-A1 · Sep 12, 2019 · US
Method for producing fluorine-containing sulfonylamide compound
US-2019233368-A1 · Aug 1, 2019 · US
Lithium bis(fluorosulfonyl)imide composition
US-2019161356-A1 · May 30, 2019 · US
Sulfonylimide Compound, Production Method Thereof, Electrolyte Composition, Electrolytic Solution and Lithium Ion Battery
US-2019165417-A1 · May 30, 2019 · US
Lithium bis(fluorosulfonyl)imide Salt and Uses Thereof
US-2019157721-A1 · May 23, 2019 · US
Method for producing bis(fluorosulfonyl)imide alkali metal salt and bis(fluorosulfonyl)imide alkali metal salt composition
US-2019152792-A1 · May 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01B21/086?
- CPC C01B21/086 is the Cooperative Patent Classification code for “containing one or more sulfur atoms.”
- How many patents are filed under CPC C01B21/086 (containing one or more sulfur atoms)?
- Our database includes 144 publications tagged with this CPC code.
- Is patent activity under CPC C01B21/086 growing?
- Publication counts under this code: 20 in 2024 vs 17 in 2025 (latest complete years).