DIFF Subgroup
C25B 11/055 characterised by the substrate or carrier material
Introduced: January 2021
Full Title
Electrodes; Manufacture thereof not otherwise provided for > characterised by the material > Electrodes formed of electrocatalysts on a substrate or carrier > characterised by the substrate or carrier material
IPC and CPC are identically structured here. All 3 subcodes exist in both systems.
IPC defines codes here since 2021.
Child Classifications
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- C25B 11/069 consisting of at least one single element and at least one compound; consisting of two or more compounds since 2021 IPC+CPC Available in IPC and CPC