USPC Class Details

Description: 474 endless belt power transmission systems or components / 474 endless belt power transmission systems or components/(202) positive drive belt (206) belt formed of rigid links (212) link including integral surfaces forming inwardly opening groove (e.g., silent chain, etc.) (213) plural links having laterally aligned groove-forming surfaces (214) connector or bearing member extending through or positioned in laterally aligned openings in adjacent links is noncircular in transverse cross section

Hierarchy/Derived subclasses

474 / 202-> 206-> 212-> 213-> 214-> 215-> 216-> 217

uspto searches

Patent Apps in 474/214

Granted Patents in 474/214

Use the links above or do an advanced search in ppubs for:
(474/214.ccls. or 474/215.ccls. or 474/216.ccls. or 474/217.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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