USPC Class Details

Description: 266 metallurgical apparatus / 266 metallurgical apparatus/(200) means for melting or vaporizing metal or treating liquefied metal (227) by separating metal in a molten mass from undesired material, e.g., slag (228) by skimming a material

Hierarchy/Derived subclasses

266 / 200

-> 227

-> 228

uspto searches

Patent Apps in 266/228

Granted Patents in 266/228

Use the links above or do an advanced search in ppubs for:
(266/228.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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