USPC Class Details – HistoricIP

Description: 415 rotary kinetic fluid motors or pumps / 415 rotary kinetic fluid motors or pumps/(77) axial flow runner with blades extending radially inward and outward from common annulus (79) serial flow through inward and outward extending blade rows

Hierarchy/Derived subclasses

415 / 77

-> 79

uspto searches

Patent Apps in 415/79

Granted Patents in 415/79

Use the links above or do an advanced search in ppubs for:
(415/79.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.