USPC Class Details

Description: 266 metallurgical apparatus / 266 metallurgical apparatus/(265) means for introducing fluent into vessel, e.g., tuyere (269) having drain means or cleaner insertion means, e.g., punch hole

Hierarchy/Derived subclasses

266 / 265

-> 269

uspto searches

Patent Apps in 266/269

Granted Patents in 266/269

Use the links above or do an advanced search in ppubs for:
(266/269.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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