Cap assembly for secondary battery and secondary battery including the same
US-10333133-B2 · Jun 25, 2019 · 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 | H01M2/1229 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 104 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 12 |
| 2017 | 19 |
| 2018 | 12 |
| 2019 | 15 |
| 2020 | 24 |
| 2021 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Degassing valve
US-10164227-B2 · Dec 25, 2018 · US
Sealed type battery
US-10164228-B2 · Dec 25, 2018 · US
Fluidic safety valve and battery component equipped therewith
US-10156294-B2 · Dec 18, 2018 · US
Sealed battery
US-10128476-B2 · Nov 13, 2018 · US
Cap assembly for a secondary battery and secondary battery
US-2018294447-A1 · Oct 11, 2018 · US
Overcharge protection device for a battery module
US-2018190968-A1 · Jul 5, 2018 · US
Power supply device, and vehicle equipped with same
US-2018190954-A1 · Jul 5, 2018 · US
Overcharge protection device for a battery module
US-9985271-B2 · May 29, 2018 · US
Sealed-type battery
US-2018145307-A1 · May 24, 2018 · US
Battery explosion-proof device and battery pack comprising the same
US-9979001-B2 · May 22, 2018 · US
Energy storage assembly comprising an electrically insulating elastic ring
US-9911538-B2 · Mar 6, 2018 · US
Current interruption device and electrical energy storage device using the same
US-9899657-B2 · Feb 20, 2018 · US
Secondary battery and method for manufacturing the same
US-9843025-B2 · Dec 12, 2017 · US
Power battery top cover and power battery
US-2017352845-A1 · Dec 7, 2017 · US
Rechargeable battery
US-9837648-B2 · Dec 5, 2017 · US
Sealed type battery
US-9831479-B2 · Nov 28, 2017 · US
Rubber valve body for sealed battery, safety valve device and alkaline storage battery
US-9818997-B2 · Nov 14, 2017 · US
Secondary battery
US-9812695-B2 · Nov 7, 2017 · US
Electric storage device
US-9806317-B2 · Oct 31, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M2/1229?
- CPC H01M2/1229 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01M2/1229 (Electricity)?
- Our database includes 104 publications tagged with this CPC code.
- Is patent activity under CPC H01M2/1229 growing?
- Publication counts under this code: 24 in 2020 vs 6 in 2021 (latest complete years).