Electrochemical cell with contact lug
US-11843133-B2 · Dec 12, 2023 · US
for button or coin cells
for button or coin cells · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M50/181 |
| Official title | for button or coin cells |
| Display label | for button or coin cells |
| Total patents | 129 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 6 |
| 2021 | 13 |
| 2022 | 18 |
| 2023 | 25 |
| 2024 | 31 |
| 2025 | 22 |
| 2026 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electricity storage device and method for producing electricity storage device
US-2023307749-A1 · Sep 28, 2023 · US
Energy storage cell and production method
US-2023291080-A1 · Sep 14, 2023 · US
Button cell
US-2023275293-A1 · Aug 31, 2023 · US
Battery
US-11742554-B2 · Aug 29, 2023 · US
Secondary battery
US-2023246271-A1 · Aug 3, 2023 · US
Button cell
US-2023238617-A1 · Jul 27, 2023 · US
Button-type secondary battery
US-2023223625-A1 · Jul 13, 2023 · US
Rechargeable battery
US-2023223580-A1 · Jul 13, 2023 · US
Rechargeable battery
US-11695180-B2 · Jul 4, 2023 · US
Rechargeable battery
US-2023170593-A1 · Jun 1, 2023 · US
Battery, electronic apparatus, and battery assembling method
US-2023128518-A1 · Apr 27, 2023 · US
Button cell and electronic device
US-2023120563-A1 · Apr 20, 2023 · US
Terminal film for power storage device, and power storage device
US-2023088682-A1 · Mar 23, 2023 · US
Button-type secondary battery
US-2023055864-A1 · Feb 23, 2023 · US
Secondary battery
US-2023049098-A1 · Feb 16, 2023 · US
Button-type secondary battery
US-2023045132-A1 · Feb 9, 2023 · US
Secondary battery
US-2023037438-A1 · Feb 9, 2023 · US
Rechargeable battery
US-2023011273-A1 · Jan 12, 2023 · US
Rechargeable battery
US-11545709-B2 · Jan 3, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M50/181?
- CPC H01M50/181 is the Cooperative Patent Classification code for “for button or coin cells.”
- How many patents are filed under CPC H01M50/181 (for button or coin cells)?
- Our database includes 129 publications tagged with this CPC code.
- Is patent activity under CPC H01M50/181 growing?
- Publication counts under this code: 31 in 2024 vs 22 in 2025 (latest complete years).