USPC Class Details

Description: 137 fluid handling / 137 fluid handling/(87.01) self-proportioning or correlating systems (87.05) plural sensors (87.06) for single valve

Hierarchy/Derived subclasses

137 / 87.01-> 87.05-> 87.06

uspto searches

Patent Apps in 137/87.06

Granted Patents in 137/87.06

Use the links above or do an advanced search in ppubs for:
(137/87.06.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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