USPC Class Details

Description: 248 supports / 248 supports/(466) mirror or picture type (489) suspended (490) plural hooks engage mirror or picture at edge (491) with spring

Hierarchy/Derived subclasses

248 / 466-> 489-> 490-> 491

uspto searches

Patent Apps in 248/491

Granted Patents in 248/491

Use the links above or do an advanced search in ppubs for:
(248/491.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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