USPC Class Details

Description: 48 gas: heating and illuminating / 48 gas: heating and illuminating/(197r) processes

Hierarchy/Derived subclasses

48 / 197r-> 198.1-> 198.2
  -> 198.3
  -> 198.5
  -> 198.6
  -> 198.7
  -> 198.8
 -> 199r-> 199fm
 -> 200
 -> 201
 -> 202
 -> 203
 -> 204-> 205
  -> 206
  -> 207
  -> 208
 -> 209
 -> 210
 -> 211-> 212
  -> 213
 -> 214r-> 215
  -> 214a
 -> 216-> 217
 -> 219
 -> 197fm
 -> 197a

uspto searches

Patent Apps in 48/197R

Granted Patents in 48/197R

Use the links above or do an advanced search in ppubs for:
()

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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