Electrochemical water splitting cell
US-2024003023-A1 · Jan 4, 2024 · US
Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support
Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01M4/8875 |
| Official title | {Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support} |
| Display label | Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support |
| Total patents | 324 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 28 |
| 2016 | 20 |
| 2017 | 25 |
| 2018 | 34 |
| 2019 | 33 |
| 2020 | 27 |
| 2021 | 40 |
| 2022 | 38 |
| 2023 | 25 |
| 2024 | 32 |
| 2025 | 18 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electrode material for fuel electrode, solid electrolyte-electrode laminate, method for producing solid electrolyte-electrode laminate, and fuel cell
US-9853295-B2 · Dec 26, 2017 · US
Electrode slurry of solid oxide fuel cell, green sheet for electrode of solid oxide fuel cell, electrode of solid oxide fuel cell, and method for manufacturing solid oxide fuel cell and electrode of solid oxide fuel cell
US-2017338494-A1 · Nov 23, 2017 · US
Porous electrode substrate and process for production thereof, porous electrode substrate precursor sheet, membrane-electrode assembly, and polymer electrolyte fuel cell
US-9780383-B2 · Oct 3, 2017 · US
Metal-air battery and method of manufacturing the same
US-2017279173-A1 · Sep 28, 2017 · US
Method for producing fuel cell membrane electrode assembly
US-2017271699-A1 · Sep 21, 2017 · US
Method for manufacturing solid oxide fuel cell
US-2017237103-A1 · Aug 17, 2017 · US
High permeable porous substrate for a solid oxide fuel cell and the production method thereof
US-9716277-B2 · Jul 25, 2017 · US
Conductive porous layer for batteries and fabrication method for same
US-9666872-B2 · May 30, 2017 · US
Nanotubular intermetallic compound catalyst for positive electrode of lithium air battery and method of preparing the same
US-2017077523-A1 · Mar 16, 2017 · US
Ceramic cathode material of solid oxide fuel cell and manufacturing method thereof
US-9553317-B2 · Jan 24, 2017 · US
Hot press device and method of hot pressing membrane-electrode assembly of fuel cell
US-2017008200-A1 · Jan 12, 2017 · US
Conductive porous layer for batteries and fabrication method for same
US-2016293964-A1 · Oct 6, 2016 · US
Method for manufacturing membrane electrode assembly
US-2016268617-A1 · Sep 15, 2016 · US
Method for Producing a Solid Oxide Fuel Cell
US-2016254561-A1 · Sep 1, 2016 · US
Electrode catalyst material, fuel cell electrode, method for producing electrode catalyst material, and fuel cell
US-2016248101-A1 · Aug 25, 2016 · US
Method of fabricating electrodes of high power-density flow cell
US-9425463-B2 · Aug 23, 2016 · US
Noble metal-free catalyst system for a fuel cell
US-2016240860-A1 · Aug 18, 2016 · US
Die clearance control for thin sheet stainless steel BPP forming
US-9406945-B2 · Aug 2, 2016 · US
Conductive porous layer for batteries and fabrication method for same
US-9406940-B2 · Aug 2, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01M4/8875?
- CPC H01M4/8875 is the Cooperative Patent Classification code for “Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support.”
- How many patents are filed under CPC H01M4/8875 (Methods for shaping the electrode into free-standing bodies, like sheets, films or grids, e.g. moulding, hot-pressing, casting without support, extrusion without support)?
- Our database includes 324 publications tagged with this CPC code.
- Is patent activity under CPC H01M4/8875 growing?
- Publication counts under this code: 32 in 2024 vs 18 in 2025 (latest complete years).