USPC Class Details

Description: 171 unearthing plants or buried objects / 171 unearthing plants or buried objects/(84) separating digger (e.g., vertical collecting tines) (86) movable on supporting frame (e.g., pivoted) (89) moving diggers with intercepting moving stripper or conveyer

Hierarchy/Derived subclasses

171 / 84

-> 86

-> 89

uspto searches

Patent Apps in 171/89

Granted Patents in 171/89

Use the links above or do an advanced search in ppubs for:
(171/89.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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