USPC Class Details

Description: 556 organic compounds -- part of the class 532-570 series / 556 organic compounds -- part of the class 532-570 series/() organic compounds (class 532, subclass 1) (1) heavy metal containing (e.g., ga, in or t1, etc.) (118) zinc, cadmium, or mercury containing (zn, cd, or hg)

Hierarchy/Derived subclasses

556 / 1	-> 118	-> 119	-> 120
		-> 121	-> 122	-> 123	-> 124	-> 125
						-> 126
				-> 127
			-> 128
			-> 129
		-> 130	-> 131	-> 132
				-> 133
				-> 134
			-> 135

uspto searches

Patent Apps in 556/118

Granted Patents in 556/118

Use the links above or do an advanced search in ppubs for:
(556/118.ccls. or 556/119.ccls. or 556/120.ccls. or 556/121.ccls. or 556/122.ccls. or 556/123.ccls. or 556/124.ccls. or 556/125.ccls. or 556/126.ccls. or 556/127.ccls. or 556/128.ccls. or 556/129.ccls. or 556/130.ccls. or 556/131.ccls. or 556/132.ccls. or 556/133.ccls. or 556/134.ccls. or 556/135.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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