Sulfur-loaded conductive polymer for high energy density lithium sulfide battery
US-2024186516-A1 · Jun 6, 2024 · US
Electrodes based on electro-active polymers
Electrodes based on electro-active polymers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/137 |
| Official title | Electrodes based on electro-active polymers |
| Display label | Electrodes based on electro-active polymers |
| Total patents | 528 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 51 |
| 2016 | 33 |
| 2017 | 39 |
| 2018 | 50 |
| 2019 | 55 |
| 2020 | 62 |
| 2021 | 65 |
| 2022 | 49 |
| 2023 | 46 |
| 2024 | 39 |
| 2025 | 29 |
| 2026 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extended life Energy Storage Systems and Methods of Manufacturing Thereof
US-2016293938-A1 · Oct 6, 2016 · US
Solid-state battery and method for manufacturing electrode active material
US-2016204466-A1 · Jul 14, 2016 · US
Positive electrode active material, positive electrode for electric device, and electric device
US-9391326-B2 · Jul 12, 2016 · US
Functionalized carboranyl magnesium electrolyte for magnesium battery
US-2016181662-A1 · Jun 23, 2016 · US
Rechargeable organosodium polymer battery
US-9350012-B2 · May 24, 2016 · US
Electrode having 3-dimensional pore network structure, lithium battery including electrode, and method of manufacturing electrode
US-9343733-B2 · May 17, 2016 · US
Anode active material and secondary battery comprising the same
US-2016111714-A1 · Apr 21, 2016 · US
Polyacrylonitrile-sulphur composite material
US-9252425-B2 · Feb 2, 2016 · US
Negative electrode material for lithium ion secondary batteries
US-2015372272-A1 · Dec 24, 2015 · US
Anode for lithium secondary battery, method for manufacturing same, and lithium secondary battery including same
US-2015364766-A1 · Dec 17, 2015 · US
Active material, and sodium ion battery and lithium ion battery using the same
US-2015357631-A1 · Dec 10, 2015 · US
Electrochemical energy storage devices
US-2015346573-A1 · Dec 3, 2015 · US
Rechargeable metal or metal-ion cell
US-9203080-B2 · Dec 1, 2015 · US
Positive electrode for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery using positive electrode, and method for manufacturing nonaqueous electrolyte secondary battery
US-2015340698-A1 · Nov 26, 2015 · US
Cathode active material for lithium-sulfur battery and manufacturing method therefor
US-2015340696-A1 · Nov 26, 2015 · US
Anode For A Cell Of A Lithium-Ion Battery, Its Manufacturing Process And The Battery Incorporating It
US-2015340684-A1 · Nov 26, 2015 · US
Electrodes incorporating nanostructured polymer films for electrochemical ion storage
US-9196426-B2 · Nov 24, 2015 · US
Nonaqueous electrolyte secondary battery, and positive electrode used therein
US-2015325840-A1 · Nov 12, 2015 · US
Nonaqueous electrolyte secondary battery and method for manufacturing same
US-2015325857-A1 · Nov 12, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M4/137?
- CPC H01M4/137 is the Cooperative Patent Classification code for “Electrodes based on electro-active polymers.”
- How many patents are filed under CPC H01M4/137 (Electrodes based on electro-active polymers)?
- Our database includes 528 publications tagged with this CPC code.
- Is patent activity under CPC H01M4/137 growing?
- Publication counts under this code: 39 in 2024 vs 29 in 2025 (latest complete years).