USPC Class Details

Description: 429 chemistry: electrical current producing apparatus, product, and process / 429 chemistry: electrical current producing apparatus, product, and process/(400) fuel cell, subcombination thereof, or method of making or operating (523) electrode structure or composition (532) having an inorganic matrix, substrate, or support (533) sintered particles

Hierarchy/Derived subclasses

429 / 400

-> 523

-> 532

-> 533

uspto searches

Patent Apps in 429/533

Granted Patents in 429/533

Use the links above or do an advanced search in ppubs for:
(429/533.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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