Secondary Battery
US-2024421418-A1 · Dec 19, 2024 · US
for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence)
for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M50/152 |
| Official title | for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence) |
| Display label | for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence) |
| Total patents | 1,326 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 27 |
| 2016 | 22 |
| 2017 | 28 |
| 2018 | 32 |
| 2019 | 29 |
| 2020 | 62 |
| 2021 | 68 |
| 2022 | 97 |
| 2023 | 200 |
| 2024 | 290 |
| 2025 | 354 |
| 2026 | 117 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Seal, lid assembly, energy storage cell and assembly of energy storage cells
US-2024396129-A1 · Nov 28, 2024 · US
Cylindrical secondary battery
US-2024097251-A1 · Mar 21, 2024 · US
Secondary battery
US-2024030570-A1 · Jan 25, 2024 · US
Sealed type battery
US-9831479-B2 · Nov 28, 2017 · US
Rechargeable battery
US-9793572-B2 · Oct 17, 2017 · US
Secondary battery
US-2017294635-A1 · Oct 12, 2017 · US
Welded structure in battery, forming method of the same, secondary battery cell and secondary battery module
US-9722218-B2 · Aug 1, 2017 · US
Battery cap assembly with high efficiency vent
US-9692025-B2 · Jun 27, 2017 · US
Electrochemical device with crimp ring closure and method
US-9601723-B2 · Mar 21, 2017 · US
Rechargeable battery having minute current transporting member
US-9564617-B2 · Feb 7, 2017 · US
Top cover structure of power battery and power battery
US-2016365547-A1 · Dec 15, 2016 · US
Electrochemical multi-cell and method therefor
US-2016336547-A1 · Nov 17, 2016 · US
Sealing member of tube-shaped battery and tube-shaped battery
US-2016285057-A1 · Sep 29, 2016 · US
Battery assembly, electronic cigarette and method for manufacturing electronic cigarette
US-2016262450-A1 · Sep 15, 2016 · US
Rechargeable battery module
US-2016260949-A1 · Sep 8, 2016 · US
Electronic cigarette and battery rod thereof
US-2016249679-A1 · Sep 1, 2016 · US
Battery pack
US-2016240825-A1 · Aug 18, 2016 · US
Secondary battery
US-2016233540-A1 · Aug 11, 2016 · US
Cylindrical lithium ion secondary battery
US-2016204485-A1 · Jul 14, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M50/152?
- CPC H01M50/152 is the Cooperative Patent Classification code for “for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence).”
- How many patents are filed under CPC H01M50/152 (for cells having curved cross-section, e.g. round or elliptic (H01M50/15, H01M50/153 take precedence))?
- Our database includes 1,326 publications tagged with this CPC code.
- Is patent activity under CPC H01M50/152 growing?
- Publication counts under this code: 290 in 2024 vs 354 in 2025 (latest complete years).