USPC Class Details

Description: 60 power plants / 60 power plants/(272) internal combustion engine with treatment or handling of exhaust gas (282) by means producing a chemical reaction of a component of the exhaust gas (297) reactor plus a washer, sorber or mechanical separator

Hierarchy/Derived subclasses

60 / 272

-> 282

-> 297

uspto searches

Patent Apps in 60/297

Granted Patents in 60/297

Use the links above or do an advanced search in ppubs for:
(60/297.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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