USPC Class Details

Description: 53 package making / 53 package making/(396) methods (428) with contents treating (436) compacting or stretching (437) agitating (e.g., vibrating or jarring)

Hierarchy/Derived subclasses

53 / 396-> 428-> 436-> 437

uspto searches

Patent Apps in 53/437

Granted Patents in 53/437

Use the links above or do an advanced search in ppubs for:
(53/437.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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