USPC Class Details

Description: 264 plastic and nonmetallic article shaping or treating: processes / 264 plastic and nonmetallic article shaping or treating: processes/(1.1) optical article shaping or treating (1.21) nonresinous material only (e.g., ceramic, etc.) (1.23) halogen containing

Hierarchy/Derived subclasses

264 / 1.1

-> 1.21

-> 1.23

uspto searches

Patent Apps in 264/1.23

Granted Patents in 264/1.23

Use the links above or do an advanced search in ppubs for:
(264/1.23.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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