USPC Class Details

Description: 347 incremental printing of symbolic information / 347 incremental printing of symbolic information/(1) ink jet (20) ejector mechanism (i.e., print head) (54) drop-on-demand (56) with thermal force ejection (67) with additional feature

Hierarchy/Derived subclasses

347 / 1

-> 20

-> 54

-> 56

-> 67

uspto searches

Patent Apps in 347/67

Granted Patents in 347/67

Use the links above or do an advanced search in ppubs for:
(347/67.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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