USPC Class Details

Description: 235 registers / 235 registers/(435) coded record sensors (439) particular sensor structure (454) optical (462.01) bar code (462.25) reader processing circuitry (462.29) noise reduction circuit (e.g., electrical filters)

Hierarchy/Derived subclasses

235 / 435

-> 439

-> 454

-> 462.01

-> 462.25

-> 462.29

uspto searches

Patent Apps in 235/462.29

Granted Patents in 235/462.29

Use the links above or do an advanced search in ppubs for:
(235/462.29.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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