USPC Class Details

Description: 297 chairs and seats / 297 chairs and seats/(135) with table, desk, or easel (144) extensible from within or beneath seat component (146) from back

Hierarchy/Derived subclasses

297 / 135

-> 144

-> 146

uspto searches

Patent Apps in 297/146

Granted Patents in 297/146

Use the links above or do an advanced search in ppubs for:
(297/146.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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