USPC Class Details

Description: 254 implements or apparatus for applying pushing or pulling force / 254 implements or apparatus for applying pushing or pulling force/(199) portable implements or apparatus for tensioning flexible material or for extracting stumps or poles (237) including ratchet bar and driving pawl drive (238) having plural, disparate, driving pawls (239) plural ratchet formations

Hierarchy/Derived subclasses

254 / 199

-> 237

-> 238

-> 239

-> 240

uspto searches

Patent Apps in 254/239

Granted Patents in 254/239

Use the links above or do an advanced search in ppubs for:
(254/239.ccls. or 254/240.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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