USPC Class Details

Description: 436 chemistry: analytical and immunological testing / 436 chemistry: analytical and immunological testing/(164) optical result (167) including gas absorption in liquid or solid (168) liquid sorbent

Hierarchy/Derived subclasses

436 / 164-> 167-> 168

uspto searches

Patent Apps in 436/168

Granted Patents in 436/168

Use the links above or do an advanced search in ppubs for:
(436/168.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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