USPC Class Details

Description: 404 road structure, process, or apparatus / 404 road structure, process, or apparatus/(83) apparatus (90) with in situ means for both comminuting and treating, e.g., grading, oiling, stabilizing (91) including removal and redepositing means

Hierarchy/Derived subclasses

404 / 83

-> 90

-> 91

uspto searches

Patent Apps in 404/91

Granted Patents in 404/91

Use the links above or do an advanced search in ppubs for:
(404/91.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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