USPC Class Details

Description: 358 facsimile and static presentation processing / 358 facsimile and static presentation processing/(1.1) static presentation processing (e.g., processing data for printer, etc.) (1.9) attribute control (3.01) multi-level image reproduction (e.g., gray level reproduction) (3.21) adaptive multi-level image reproduction

Hierarchy/Derived subclasses

358 / 1.1

-> 1.9

-> 3.01

-> 3.21

-> 3.22

uspto searches

Patent Apps in 358/3.21

Granted Patents in 358/3.21

Use the links above or do an advanced search in ppubs for:
(358/3.21.ccls. or 358/3.22.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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