Method of monitoring and replacing fuel cell stacks within a fuel cell stack assembly
US-12562392-B2 · Feb 24, 2026 · US
Disposal or recycling of fuel cells
Disposal or recycling of fuel 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 | H01M8/008 |
| Official title | Disposal or recycling of fuel cells |
| Display label | Disposal or recycling of fuel cells |
| Total patents | 49 |
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 | 5 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 11 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of recovering materials forming fuel cell stack
US-12531252-B2 · Jan 20, 2026 · US
Recycling of polymer membranes comprising metal-containing catalyst material
US-2025369141-A1 · Dec 4, 2025 · US
Fuel cell stack and membrane electrode assembly disassembly for component separation and recycling
US-2025357501-A1 · Nov 20, 2025 · US
Electrolyzer and membrane electrode assembly disassembly for component separation and recycling
US-2025354235-A1 · Nov 20, 2025 · US
Backup power supply for emergency communication in a fully discharged fuel cell electric vehicle
US-12463450-B2 · Nov 4, 2025 · US
Recycling of catalyst coated membrane components
US-2025260038-A1 · Aug 14, 2025 · US
Method of recovering catalyst material from a membrane electrode assembly from water electrolysis
US-2025256311-A1 · Aug 14, 2025 · US
Processing method and processing apparatus related to electrochemical cell, and non-transitory storage medium
US-2025192205-A1 · Jun 12, 2025 · US
Method for comminuting spent, catalyst-coated polymer electrolyte membranes
US-2025183328-A1 · Jun 5, 2025 · US
Reworkable fuel cell stack
US-2025140879-A1 · May 1, 2025 · US
Backup power supply for emergency communication in a fully discharged fuel cell electric vehicle
US-2025105656-A1 · Mar 27, 2025 · US
Method for at Least Partially Recycling and/or Repairing an Electrical Energy Accumulator
US-2025007006-A1 · Jan 2, 2025 · US
Method for opening an electrochemical generator
US-2024421373-A1 · Dec 19, 2024 · US
Remnant collection apparatus
US-2024387790-A1 · Nov 21, 2024 · US
Systems and methods for recycling fuel cell stack components
US-12119519-B2 · Oct 15, 2024 · US
Fuel-cell secondary-use determination system and fuel-cell secondary-use determination method
US-2024185318-A1 · Jun 6, 2024 · US
Systems and methods for refurbishing fuel cell stack components
US-11824205-B2 · Nov 21, 2023 · US
Process for recycling a solid article including a fluorinated polymer
US-2023279192-A1 · Sep 7, 2023 · US
Membrane-electrode assembly and manufacturing method therefor
US-2023253581-A1 · Aug 10, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M8/008?
- CPC H01M8/008 is the Cooperative Patent Classification code for “Disposal or recycling of fuel cells.”
- How many patents are filed under CPC H01M8/008 (Disposal or recycling of fuel cells)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC H01M8/008 growing?
- Publication counts under this code: 4 in 2024 vs 11 in 2025 (latest complete years).