Negative electrode for secondary battery, secondary battery, battery pack, electric vehicle, power storage system, power tool, and electronic device
US-2018323434-A1 · Nov 8, 2018 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M2/0257 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 115 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 12 |
| 2017 | 12 |
| 2018 | 22 |
| 2019 | 18 |
| 2020 | 23 |
| 2021 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Corrosion resistant tube for secondary battery and secondary battery comprising the same
US-10115935-B2 · Oct 30, 2018 · US
Battery Cell Housing and Method for Producing Same
US-2018287102-A1 · Oct 4, 2018 · US
Electrode assembly having high flexibility and battery cell including the same
US-2018287103-A1 · Oct 4, 2018 · US
Solid electrolyte composition, sheet for all-solid state secondary battery, electrode sheet for all-solid state secondary battery and method for manufacturing same, all-solid state secondary battery and method for manufacturing same
US-2018277892-A1 · Sep 27, 2018 · US
Secondary battery and fabricating method thereof
US-10079372-B2 · Sep 18, 2018 · US
Battery Module for an Electric Vehicle
US-2018212208-A1 · Jul 26, 2018 · US
Nanodevice arrays for electrical energy storage, capture and management and method for their formation
US-10032569-B2 · Jul 24, 2018 · US
Packaging material for batteries, method for producing same, and battery
US-2018069203-A1 · Mar 8, 2018 · US
Coin-shaped battery
US-2018062119-A1 · Mar 1, 2018 · US
Energy storage device
US-9905369-B2 · Feb 27, 2018 · US
Aluminum alloy sheet for battery case use excellent in formability, heat dissipation, and weldability
US-9885097-B2 · Feb 6, 2018 · US
Secondary battery
US-9859534-B2 · Jan 2, 2018 · US
Method for manufacturing a connecting contact for an electrode of an electrochemical store, method for manufacturing an electrochemical store, and electrochemical store
US-9812698-B2 · Nov 7, 2017 · US
Secondary battery having improved safety
US-9799859-B2 · Oct 24, 2017 · US
Rechargeable battery
US-9793572-B2 · Oct 17, 2017 · US
Second battery comprising a phosphate ester compound and a fluorinated carbonate compound
US-9748608-B2 · Aug 29, 2017 · US
Battery case for secondary battery
US-9716253-B2 · Jul 25, 2017 · US
Anode and secondary battery with anode material with pore group with low volumetric capacity
US-9698416-B2 · Jul 4, 2017 · US
Secondary battery and fabricating method thereof
US-2017149023-A1 · May 25, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M2/0257?
- CPC H01M2/0257 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01M2/0257 (Electricity)?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC H01M2/0257 growing?
- Publication counts under this code: 23 in 2020 vs 5 in 2021 (latest complete years).