USPC Class Details

Description: 194 check-actuated control mechanisms / 194 check-actuated control mechanisms/(302) including means to test validity of check (303) by testing material composition (304) having electric circuit completed by check (307) circuit includes movable contact (308) pivotable (309) cam actuated

Hierarchy/Derived subclasses

194 / 302-> 303-> 304-> 307-> 308-> 309

uspto searches

Patent Apps in 194/309

Granted Patents in 194/309

Use the links above or do an advanced search in ppubs for:
(194/309.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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