USPC Class Details

Description: 361 electricity: electrical systems and devices / 361 electricity: electrical systems and devices/(139) control circuits for electromagnetic devices (143) systems for magnetizing, demagnetizing, or controlling the magnetic field (149) demagnetizing (151) magnetic tape

Hierarchy/Derived subclasses

361 / 139

-> 143

-> 149

-> 151

uspto searches

Patent Apps in 361/151

Granted Patents in 361/151

Use the links above or do an advanced search in ppubs for:
(361/151.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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