Hierarchy/Derived subclasses
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uspto searches
Patent Apps in 119/200Granted Patents in 119/200
Use the links above or do an advanced search in ppubs for:
(119/200.ccls. or 119/201.ccls. or 119/202.ccls. or 119/203.ccls. or 119/204.ccls. or 119/205.ccls. or 119/206.ccls. or 119/207.ccls. or 119/208.ccls. or 119/209.ccls. or 119/210.ccls. or 119/211.ccls. or 119/212.ccls. or 119/213.ccls. or 119/214.ccls. or 119/215.ccls. or 119/216.ccls. or 119/217.ccls. or 119/218.ccls. or 119/219.ccls. or 119/220.ccls. or 119/221.ccls. or 119/222.ccls. or 119/223.ccls. or 119/224.ccls. or 119/225.ccls. or 119/226.ccls. or 119/227.ccls. or 119/228.ccls. or 119/229.ccls. or 119/230.ccls. or 119/231.ccls. or 119/232.ccls. or 119/233.ccls. or 119/234.ccls. or 119/235.ccls. or 119/236.ccls. or 119/237.ccls. or 119/cultch.ccls. or 119/238.ccls. or 119/239.ccls. or 119/240.ccls. or 119/241.ccls. or 119/242.ccls. or 119/243.ccls. or 119/244.ccls. or 119/245.ccls. or 119/246.ccls. or 119/247.ccls. or 119/248.ccls. or 119/249.ccls. or 119/250.ccls. or 119/251.ccls. or 119/252.ccls. or 119/253.ccls. or 119/254.ccls. or 119/255.ccls. or 119/256.ccls. or 119/257.ccls. or 119/258.ccls. or 119/259.ccls. or 119/260.ccls. or 119/261.ccls. or 119/262.ccls. or 119/263.ccls. or 119/264.ccls. or 119/265.ccls. or 119/266.ccls. or 119/267.ccls. or 119/268.ccls. or 119/269.ccls.)
At about 35 search terms the uspto will give you this error "Too many search terms" The 35th term is bold.
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.