Cap assembly, secondary battery, and method for manufacturing secondary battery
US-2026074326-A1 · Mar 12, 2026 · US
Inorganic material
Inorganic material · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M50/157 |
| Official title | Inorganic material |
| Display label | Inorganic material |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 4 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cover plate, battery, and electronic device
US-2025329864-A1 · Oct 23, 2025 · US
Battery module and battery pack
US-2025293393-A1 · Sep 18, 2025 · US
Protective element, energy storage device, and motor vehicle
US-2025253464-A1 · Aug 7, 2025 · US
Solid-state battery
US-12300827-B2 · May 13, 2025 · US
Rechargeable lithium battery
US-12249738-B1 · Mar 11, 2025 · US
Mineral improving the thermal insulation for under the lid application for battery safety automotive electrification
US-2025023159-A1 · Jan 16, 2025 · US
Battery cell and in situ battery electrode analysis method
US-12080860-B2 · Sep 3, 2024 · US
Secondary battery, and battery pack and vehicle comprising same
US-2024274982-A1 · Aug 15, 2024 · US
Plastic component, battery, battery module, and electric device
US-2024128558-A1 · Apr 18, 2024 · US
Battery case and battery
US-11901499-B2 · Feb 13, 2024 · US
Secondary battery, battery column, and apparatus
US-11894568-B2 · Feb 6, 2024 · US
Solid state battery
US-2023261294-A1 · Aug 17, 2023 · US
Rechargeable lithium battery
US-2023178864-A1 · Jun 8, 2023 · US
Hermetic weld for a thin film electrochemical cell activated with a solid electrolyte and housed in a ceramic casing
US-11527795-B2 · Dec 13, 2022 · US
Battery cover and method for manufacturing the battery cover
US-2022238953-A1 · Jul 28, 2022 · US
Composite battery cover
US-2022190434-A1 · Jun 16, 2022 · US
Transferable electrode tip for resistance welding an anode tab to the casing of an electrochemical cell
US-11355820-B2 · Jun 7, 2022 · US
Solid-state battery
US-2022013846-A1 · Jan 13, 2022 · US
Secondary battery, battery column, and apparatus
US-2021399372-A1 · Dec 23, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M50/157?
- CPC H01M50/157 is the Cooperative Patent Classification code for “Inorganic material.”
- How many patents are filed under CPC H01M50/157 (Inorganic material)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC H01M50/157 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).