Separator for secondary battery, manufacturing method thereof, method for manufacturing secondary battery comprising the separator and secondary battery manufactured by the method
US-12183949-B2 · Dec 31, 2024 · US
Composite material consisting of a mixture of organic and inorganic materials
Composite material consisting of a mixture of organic and inorganic materials · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M50/446 |
| Official title | Composite material consisting of a mixture of organic and inorganic materials |
| Display label | Composite material consisting of a mixture of organic and inorganic materials |
| Total patents | 3,250 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 164 |
| 2016 | 175 |
| 2017 | 229 |
| 2018 | 229 |
| 2019 | 260 |
| 2020 | 282 |
| 2021 | 265 |
| 2022 | 307 |
| 2023 | 358 |
| 2024 | 407 |
| 2025 | 464 |
| 2026 | 110 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Separator for an electrochemical device including a porous organic/inorganic composite coating layer and an electrochemical device including same
US-2024274979-A1 · Aug 15, 2024 · US
Acid stratification mitigation, electrolytes, devices, and methods related thereto
US-11894517-B2 · Feb 6, 2024 · US
Electrode for quasi-solid li-ion battery
US-2024021872-A1 · Jan 18, 2024 · US
Battery module
US-2024021907-A1 · Jan 18, 2024 · US
Electricity supply element and ceramic separator thereof
US-2015380704-A1 · Dec 31, 2015 · US
Lithium Ion Capacitor
US-2015371788-A1 · Dec 24, 2015 · US
Separator, method of manufacturing the same and battery using the same
US-2015372275-A1 · Dec 24, 2015 · US
Heat-resistant microporous film and battery separator
US-2015372278-A1 · Dec 24, 2015 · US
Anion conducting material and cell
US-2015364790-A1 · Dec 17, 2015 · US
Stack-folding type electrode assembly
US-2015357671-A1 · Dec 10, 2015 · US
Printable Ionic Gel Separation Layer For Energy Storage Devices
US-2015357125-A1 · Dec 10, 2015 · US
Non-aqueous electrolyte secondary battery and vehicle
US-9209502-B2 · Dec 8, 2015 · US
Lithium Secondary Battery
US-2015349308-A1 · Dec 3, 2015 · US
Microporous polyolefin film and separator for storage cell
US-9203072-B2 · Dec 1, 2015 · US
Micro-Porous Hybrid Film Having Electro-Chemical Stability and Method for Preparing the Same
US-2015333311-A1 · Nov 19, 2015 · US
Shape memory polymer material compositions, methods and applications
US-9190649-B2 · Nov 17, 2015 · US
Nonaqueous electrolyte secondary battery
US-9190668-B2 · Nov 17, 2015 · US
Lithium secondary battery of high power property with improved high power density
US-9184447-B2 · Nov 10, 2015 · US
Composite Porous Separator And Electrochemical Device
US-2015280197-A1 · Oct 1, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M50/446?
- CPC H01M50/446 is the Cooperative Patent Classification code for “Composite material consisting of a mixture of organic and inorganic materials.”
- How many patents are filed under CPC H01M50/446 (Composite material consisting of a mixture of organic and inorganic materials)?
- Our database includes 3,250 publications tagged with this CPC code.
- Is patent activity under CPC H01M50/446 growing?
- Publication counts under this code: 407 in 2024 vs 464 in 2025 (latest complete years).