USPC Class Details

Description: 128 surgery / 128 surgery/(200.24) respiratory method or device (204.18) means for supplying respiratory gas under positive pressure (205.13) respiratory gas supplied from expandable bag, bellows, or squeeze bulb

Hierarchy/Derived subclasses

128 / 200.24	-> 204.18	-> 205.13	-> 205.14
			-> 205.15
			-> 205.16
			-> 205.17

uspto searches

Patent Apps in 128/205.13

Granted Patents in 128/205.13

Use the links above or do an advanced search in ppubs for:
(128/205.13.ccls. or 128/205.14.ccls. or 128/205.15.ccls. or 128/205.16.ccls. or 128/205.17.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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