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

Hierarchy/Derived subclasses

361 / 139	-> 143	-> 144	-> 145
		-> 146
		-> 147	-> 148
		-> 149	-> 150
			-> 151
		-> 152	-> 153
			-> 154	-> 155
			-> 156

uspto searches

Patent Apps in 361/143

Granted Patents in 361/143

Use the links above or do an advanced search in ppubs for:
(361/143.ccls. or 361/144.ccls. or 361/145.ccls. or 361/146.ccls. or 361/147.ccls. or 361/148.ccls. or 361/149.ccls. or 361/150.ccls. or 361/151.ccls. or 361/152.ccls. or 361/153.ccls. or 361/154.ccls. or 361/155.ccls. or 361/156.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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