USPC Class Details – HistoricIP

Description: 132 toilet / 132 toilet/(212) hair device (223) having hair shaping surface or form (e.g., crimper or curler) (226) having winding form or mandrel (e.g., curler) (245) hair retained (254) including relatively movable hair fastener attached to form or mandrel (255) pivoted to form or mandrel (256) plural pivoted fasteners or fastener sections

Hierarchy/Derived subclasses

132 / 212

-> 223

-> 226

-> 245

-> 254

-> 255

-> 256

-> 257

uspto searches

Patent Apps in 132/256

Granted Patents in 132/256

Use the links above or do an advanced search in ppubs for:
(132/256.ccls. or 132/257.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.