Hierarchy/Derived subclasses
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uspto searches
Patent Apps in 60/282Granted Patents in 60/282
Use the links above or do an advanced search in ppubs for:
(60/282.ccls. or 60/283.ccls. or 60/284.ccls. or 60/285.ccls. or 60/286.ccls. or 60/287.ccls. or 60/288.ccls. or 60/289.ccls. or 60/290.ccls. or 60/291.ccls. or 60/292.ccls. or 60/293.ccls. or 60/294.ccls. or 60/295.ccls. or 60/296.ccls. or 60/297.ccls. or 60/298.ccls. or 60/299.ccls. or 60/300.ccls. or 60/301.ccls. or 60/302.ccls. or 60/303.ccls. or 60/304.ccls. or 60/305.ccls. or 60/306.ccls. or 60/307.ccls. or 60/308.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.