USPC Class Details

Description: 416 fluid reaction surfaces (i.e., impellers) / 416 fluid reaction surfaces (i.e., impellers)/(147) having positive means for impeller adjustment (153) having pitch lock or adjustable stop

Hierarchy/Derived subclasses

416 / 147

-> 153

-> 154

uspto searches

Patent Apps in 416/153

Granted Patents in 416/153

Use the links above or do an advanced search in ppubs for:
(416/153.ccls. or 416/154.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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