USPC Class Details

Description: 720 dynamic optical information storage or retrieval / 720 dynamic optical information storage or retrieval/(600) particular cabinet structure for optical media (601) tray or drawer loading or ejecting (604) clamping or chucking media structure

Hierarchy/Derived subclasses

720 / 600

-> 601

-> 604

-> 605

uspto searches

Patent Apps in 720/604

Granted Patents in 720/604

Use the links above or do an advanced search in ppubs for:
(720/604.ccls. or 720/605.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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