Metal sulfide negative material of sodium ion battery and preparation method thereof
US-2024101441-A1 · Mar 28, 2024 · US
Sulfides
Sulfides · 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 | C01G3/12 |
| Official title | Sulfides |
| Display label | Sulfides |
| Total patents | 71 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 4 |
| 2017 | 8 |
| 2018 | 10 |
| 2019 | 4 |
| 2020 | 11 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 7 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for separating cobalt and nickel
US-2023313337-A1 · Oct 5, 2023 · US
Thermoelectric conversion element
US-11706985-B2 · Jul 18, 2023 · US
Production method for cobalt sulfate
US-2023183091-A1 · Jun 15, 2023 · US
Cathode active material for lithium secondary battery, cathode and lithium secondary battery comprising same, and manufacturing method thereof
US-11646409-B2 · May 9, 2023 · US
Method of making copper sulfide electrode material
US-11629061-B1 · Apr 18, 2023 · US
Form of copper sulfide
US-11613708-B2 · Mar 28, 2023 · US
Thermoelectric conversion element
US-2022399485-A1 · Dec 15, 2022 · US
Photothermal adhesive composition containing graphene-copper sulfide composite, manufacturing method therefor, and method for fabrication of microfluidic chip using same
US-2022080411-A1 · Mar 17, 2022 · US
Quantum dot and wavelength converting member, lighting member, back light unit, and display device using quantum dot, and method of producing quantum dot
US-11257981-B2 · Feb 22, 2022 · US
Sodium ion storage material
US-11217818-B2 · Jan 4, 2022 · US
Cu1 81S CATALYST FOR SYNTHESIZING NH3 AND METHOD FOR SYNTHESIZING NH3 USING THE SAME
US-2021301412-A1 · Sep 30, 2021 · US
Process for the production of copper sulfide
US-11065577-B2 · Jul 20, 2021 · US
Separation of copper and molybdenum sulfides from pyrite using a sea water/desalinated water hybrid process
US-11060165-B2 · Jul 13, 2021 · US
Method for preparing vesicle, hollow nanostructure, and method for preparing the same
US-2021094011-A1 · Apr 1, 2021 · US
Methods of producing metal sulfides, metal selenides, and metal sulfides/selenides having controlled architectures using kinetic control
US-10767112-B2 · Sep 8, 2020 · US
Method for preparing a sorbent
US-10751688-B2 · Aug 25, 2020 · US
Method for preparing a sorbent
US-10751686-B2 · Aug 25, 2020 · US
Method for preparing a sorbent
US-10751687-B2 · Aug 25, 2020 · US
Metal chalcogenide synthesis method and applications
US-10752514-B2 · Aug 25, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C01G3/12?
- CPC C01G3/12 is the Cooperative Patent Classification code for “Sulfides.”
- How many patents are filed under CPC C01G3/12 (Sulfides)?
- Our database includes 71 publications tagged with this CPC code.
- Is patent activity under CPC C01G3/12 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).