USPC Class Details

Description: 429 chemistry: electrical current producing apparatus, product, and process / 429 chemistry: electrical current producing apparatus, product, and process/(72) having specified venting, feeding or circulation structure (other than feeding or filling for activating deferred action-type battery) (82) venting structure (87) gang type

Hierarchy/Derived subclasses

429 / 72

-> 82

-> 87

-> 88

uspto searches

Patent Apps in 429/87

Granted Patents in 429/87

Use the links above or do an advanced search in ppubs for:
(429/87.ccls. or 429/88.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.

Display:

Back