USPC Class Details

Description: 141 fluent material handling, with receiver or receiver coacting means / 141 fluent material handling, with receiver or receiver coacting means/(192) automatic control of flow cutoff or diversion (198) level or overflow responsive

Hierarchy/Derived subclasses

141 / 192-> 198-> 199-> 200
   -> 201
   -> 202
   -> 203-> 204
   -> 205
  -> 206-> 207
   -> 208
   -> 209
   -> 210-> 211-> 212-> 213
     -> 214-> 215
    -> 216
   -> 217-> 218-> 219
     -> 220-> 221-> 222
      -> 223-> 224
     -> 225-> 226
  -> 227-> 228-> 229

uspto searches

Patent Apps in 141/198

Granted Patents in 141/198

Use the links above or do an advanced search in ppubs for:
(141/198.ccls. or 141/199.ccls. or 141/200.ccls. or 141/201.ccls. or 141/202.ccls. or 141/203.ccls. or 141/204.ccls. or 141/205.ccls. or 141/206.ccls. or 141/207.ccls. or 141/208.ccls. or 141/209.ccls. or 141/210.ccls. or 141/211.ccls. or 141/212.ccls. or 141/213.ccls. or 141/214.ccls. or 141/215.ccls. or 141/216.ccls. or 141/217.ccls. or 141/218.ccls. or 141/219.ccls. or 141/220.ccls. or 141/221.ccls. or 141/222.ccls. or 141/223.ccls. or 141/224.ccls. or 141/225.ccls. or 141/226.ccls. or 141/227.ccls. or 141/228.ccls. or 141/229.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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