USPC Class Details

Description: 65 glass manufacturing / 65 glass manufacturing/(483) fiber making apparatus (521) centrifuge with fiberizing holes (e.g., rotor, etc.) (522) having adjacent combustion chamber, burner, or blower utilized (523) with at least two concentric blowers or burners

Hierarchy/Derived subclasses

65 / 483

-> 521

-> 522

-> 523

uspto searches

Patent Apps in 65/523

Granted Patents in 65/523

Use the links above or do an advanced search in ppubs for:
(65/523.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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