USPC Class Details

Description: 556 organic compounds -- part of the class 532-570 series / 556 organic compounds -- part of the class 532-570 series/() organic compounds (class 532, subclass 1) (170) aluminum containing (174) phosphorus containing

Hierarchy/Derived subclasses

556 / 170

-> 174

uspto searches

Patent Apps in 556/174

Granted Patents in 556/174

Use the links above or do an advanced search in ppubs for:
(556/174.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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