USPC Class Details

Description: 95 gas separation: processes / 95 gas separation: processes/(43) selective diffusion of gases (45) selective diffusion of gases through substantially solid barrier (e.g., semipermeable membrane, etc.) (53) helium permeates barrier

Hierarchy/Derived subclasses

95 / 43

-> 45

-> 53

uspto searches

Patent Apps in 95/53

Granted Patents in 95/53

Use the links above or do an advanced search in ppubs for:
(95/53.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