USPC Class Details

Description: 60 power plants / 60 power plants/(39.01) combustion products used as motive fluid (793) combined with regulation of power output feature (39.21) plural generators, selectively operable

Hierarchy/Derived subclasses

60 / 39.01

-> 793

-> 39.21

uspto searches

Patent Apps in 60/39.21

Granted Patents in 60/39.21

Use the links above or do an advanced search in ppubs for:
(60/39.21.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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