Current collector
US-2026094842-A1 · Apr 2, 2026 · US
containing sulfur
containing sulfur · 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 | C08G65/326 |
| Official title | containing sulfur |
| Display label | containing sulfur |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 7 |
| 2020 | 1 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fabric and home care product comprising a sulfatized esteramine
US-12565628-B2 · Mar 3, 2026 · US
Methods for making sulfonated poly(phenylene ether) and articles made therefrom
US-12398238-B2 · Aug 26, 2025 · US
Fluoropolyether group-containing silane compound
US-12391798-B2 · Aug 19, 2025 · US
Polymer gel having sponge-like porous structure
US-12227642-B2 · Feb 18, 2025 · US
Alkylaniline polyether benzenesulfonate and process of producing same
US-12180419-B2 · Dec 31, 2024 · US
Hydrocarbyl tetralin polyethersulfonate, preparation method therefor and use thereof
US-2024352190-A1 · Oct 24, 2024 · US
Near-infrared absorbing composition, near-infrared absorbing film, and image sensor for solid-state imaging element
US-11971563-B2 · Apr 30, 2024 · US
Polymerizable surfactants having water whitening resistance and methods for use
US-2024110102-A1 · Apr 4, 2024 · US
Method for producing multi-arm type polyethylene glycol derivative
US-11905366-B2 · Feb 20, 2024 · US
Polymerizable surfactants having water whitening resistance and methods for use
US-11884867-B2 · Jan 30, 2024 · US
Sulfatized esteramines
US-2023357138-A1 · Nov 9, 2023 · US
Fabric and home care product comprising a sulfatized esteramine
US-2023250365-A1 · Aug 10, 2023 · US
Alkylaniline Polyether Benzenesulfonate and Process of Producing Same
US-2023242806-A1 · Aug 3, 2023 · US
Non-ionic and anionic surfactants based on tocopherol
US-2023203209-A1 · Jun 29, 2023 · US
Cryoprotectant polymers and methods of making and using thereof
US-2022248664-A1 · Aug 11, 2022 · US
Polymerizable surfactants having water whitening resistance and methods for use
US-2022235272-A1 · Jul 28, 2022 · US
Methods for making sulfonated poly(phenylene ether) and articles made therefrom
US-2022227931-A1 · Jul 21, 2022 · US
Fluoropolyether group-containing silane compound
US-2022127418-A1 · Apr 28, 2022 · US
Polymer, electrolyte including the same, and lithium battery including the polymer
US-11183709-B2 · Nov 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08G65/326?
- CPC C08G65/326 is the Cooperative Patent Classification code for “containing sulfur.”
- How many patents are filed under CPC C08G65/326 (containing sulfur)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC C08G65/326 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).