USPC Class Details

Description: 292 closure fasteners / 292 closure fasteners/(2) bolts (137) sliding (163) spring projected (164) operating means (169) cam (169.21) plural rollback elements directionally selectively effective (169.22) on separate spindles

Hierarchy/Derived subclasses

292 / 2

-> 137

-> 163

-> 164

-> 169

-> 169.21

-> 169.22

uspto searches

Patent Apps in 292/169.22

Granted Patents in 292/169.22

Use the links above or do an advanced search in ppubs for:
(292/169.22.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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