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 (630) capable of only accepting protected insertable single optical medium (641) guide mechanism

Hierarchy/Derived subclasses

720 / 600

-> 630

-> 641

uspto searches

Patent Apps in 720/641

Granted Patents in 720/641

Use the links above or do an advanced search in ppubs for:
(720/641.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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