USPC Class Details

Description: 312 supports: cabinet structure / 312 supports: cabinet structure/(34.1) for sheet material (e.g., towel) (34.8) in roll form (34.9) including means for storing used portion of a continuous towel (34.11) including a take-up roll (34.12) electrical drive means for supply or take-up roll

Hierarchy/Derived subclasses

312 / 34.1

-> 34.8

-> 34.9

-> 34.11

-> 34.12

uspto searches

Patent Apps in 312/34.12

Granted Patents in 312/34.12

Use the links above or do an advanced search in ppubs for:
(312/34.12.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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