USPC Class Details

Description: 429 chemistry: electrical current producing apparatus, product, and process / 429 chemistry: electrical current producing apparatus, product, and process/(122) current producing cell, elements, subcombinations and compositions for use therewith and adjuncts (128) electrode or plural tablets, pellets or discs

Hierarchy/Derived subclasses

429 / 122

-> 128

uspto searches

Patent Apps in 429/128

Granted Patents in 429/128

Use the links above or do an advanced search in ppubs for:
(429/128.ccls.)

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.

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