USPC Class Details

Description: 423 chemistry of inorganic compounds / 423 chemistry of inorganic compounds/(1) treating mixture to obtain metal containing compound (23) group ib metal (cu, ag, or au) (27) leaching, washing, or dissolving (29) with a cyanide compound (31) and agitating

Hierarchy/Derived subclasses

423 / 1

-> 23

-> 27

-> 29

-> 31

uspto searches

Patent Apps in 423/31

Granted Patents in 423/31

Use the links above or do an advanced search in ppubs for:
(423/31.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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