USPC Class Details

Description: 201 distillation: processes, thermolytic / 201 distillation: processes, thermolytic/(35) carbonizing under pneumatic pressure or vacuum

Hierarchy/Derived subclasses

201 / 35

uspto searches

Patent Apps in 201/35

Granted Patents in 201/35

Use the links above or do an advanced search in ppubs for:
(201/35.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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