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 (310) and means to impart thrust to check

Hierarchy/Derived subclasses

194 / 302

-> 303

-> 304

-> 310

-> 311

uspto searches

Patent Apps in 194/310

Granted Patents in 194/310

Use the links above or do an advanced search in ppubs for:
(194/310.ccls. or 194/311.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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