USPC Class Details

Description: 48 gas: heating and illuminating / 48 gas: heating and illuminating/(61) generators (89) retort

Hierarchy/Derived subclasses

48 / 61-> 89-> 98
  -> 99
  -> 100
  -> 101
  -> 102r-> 103
   -> 104
   -> 105
   -> 106
   -> 107
   -> 102a
  -> 108-> 109
   -> 110
  -> 111-> 112
  -> 92
  -> 93
  -> 94-> 95
   -> 96
  -> 90
  -> 113

uspto searches

Patent Apps in 48/89

Granted Patents in 48/89

Use the links above or do an advanced search in ppubs for:
(48/89.ccls. or 48/98.ccls. or 48/99.ccls. or 48/100.ccls. or 48/101.ccls. or 48/102r.ccls. or 48/103.ccls. or 48/104.ccls. or 48/105.ccls. or 48/106.ccls. or 48/107.ccls. or 48/102a.ccls. or 48/108.ccls. or 48/109.ccls. or 48/110.ccls. or 48/111.ccls. or 48/112.ccls. or 48/92.ccls. or 48/93.ccls. or 48/94.ccls. or 48/95.ccls. or 48/96.ccls. or 48/90.ccls. or 48/113.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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