USPC Class Details

Description: 423 chemistry of inorganic compounds / 423 chemistry of inorganic compounds/(1) treating mixture to obtain metal containing compound (69) group ivb metal (ti, zr, or hf) (80) chemically converting for physical solid-solid separation

Hierarchy/Derived subclasses

423 / 1

-> 69

-> 80

uspto searches

Patent Apps in 423/80

Granted Patents in 423/80

Use the links above or do an advanced search in ppubs for:
(423/80.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