USPC Class Details

Description: 312 supports: cabinet structure / 312 supports: cabinet structure/(294) with movable components (330.1) horizontally movable (e.g., drawer) (334.1) having guide assembly (334.7) between vertical sidewalls of drawer and cabinet (334.16) having anti-friction feature (334.18) roller bearing (334.21) on drawer

Hierarchy/Derived subclasses

312 / 294

-> 330.1

-> 334.1

-> 334.7

-> 334.16

-> 334.18

-> 334.21

uspto searches

Patent Apps in 312/334.21

Granted Patents in 312/334.21

Use the links above or do an advanced search in ppubs for:
(312/334.21.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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