USPC Class Details

Description: 474 endless belt power transmission systems or components / 474 endless belt power transmission systems or components/(152) positive drive pulley or guide roll (153) with particular belt (155) belt formed of rigid links

Hierarchy/Derived subclasses

474 / 152

-> 153

-> 155

-> 156

-> 157

uspto searches

Patent Apps in 474/155

Granted Patents in 474/155

Use the links above or do an advanced search in ppubs for:
(474/155.ccls. or 474/156.ccls. or 474/157.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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