Method for producing organic sulfur compound, carrier, method for producing said carrier, ligand-immobilizing carrier, chromatography column, and method for detecting or isolating target substance
US-12227604-B2 · Feb 18, 2025 · US
Thioethers · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08F228/04 |
| Official title | Thioethers |
| Display label | Thioethers |
| Total patents | 27 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 2 |
| 2025 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12227604-B2 · Feb 18, 2025 · US
US-2023123649-A1 · Apr 20, 2023 · US
US-11548965-B2 · Jan 10, 2023 · US
US-2022145139-A1 · May 12, 2022 · US
US-2022106420-A1 · Apr 7, 2022 · US
US-11261351-B2 · Mar 1, 2022 · US
US-2022001358-A1 · Jan 6, 2022 · US
US-11155674-B2 · Oct 26, 2021 · US
US-11078333-B2 · Aug 3, 2021 · US
US-10597475-B2 · Mar 24, 2020 · US
US-2020055973-A1 · Feb 20, 2020 · US
US-2019264068-A1 · Aug 29, 2019 · US
US-10370474-B2 · Aug 6, 2019 · US
US-2018208712-A1 · Jul 26, 2018 · US
US-2018208686-A1 · Jul 26, 2018 · US
US-2018155463-A1 · Jun 7, 2018 · US
US-2017320984-A1 · Nov 9, 2017 · US
US-2017107330-A1 · Apr 20, 2017 · US
US-9556301-B1 · Jan 31, 2017 · US
US-9540540-B2 · Jan 10, 2017 · US
Answers are generated from the same data shown on this page.