USPC Class Details

Description: 414 material or article handling / 414 material or article handling/(137.1) marine loading or unloading system (139.4) marine vessel to/from shore (139.8) with marine vessel holding or moving device

Hierarchy/Derived subclasses

414 / 137.1-> 139.4-> 139.8

uspto searches

Patent Apps in 414/139.8

Granted Patents in 414/139.8

Use the links above or do an advanced search in ppubs for:
(414/139.8.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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