USPC Class Details

Description: 128 surgery / 128 surgery/(200.24) respiratory method or device (203.12) means for mixing treating agent with respiratory gas (203.25) means for varying treating agent/respiratory gas ratio

Hierarchy/Derived subclasses

128 / 200.24-> 203.12-> 203.25

uspto searches

Patent Apps in 128/203.25

Granted Patents in 128/203.25

Use the links above or do an advanced search in ppubs for:
(128/203.25.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.
Display:

Back