USPC Class Details

Description: 141 fluent material handling, with receiver or receiver coacting means / 141 fluent material handling, with receiver or receiver coacting means/(115) drip prevention by flow reversing and/or overfill removal (116) by means reversing direction of flow

Hierarchy/Derived subclasses

141 / 115	-> 116	-> 117
		-> 118
		-> 119
		-> 120

uspto searches

Patent Apps in 141/116

Granted Patents in 141/116

Use the links above or do an advanced search in ppubs for:
(141/116.ccls. or 141/117.ccls. or 141/118.ccls. or 141/119.ccls. or 141/120.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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