USPC Class Details

Description: 442 fabric (woven, knitted, or nonwoven textile or cloth, etc.) / 442 fabric (woven, knitted, or nonwoven textile or cloth, etc.)/(1) scrim (e.g., open net or mesh, gauze, loose or open weave or knit, etc.)

Hierarchy/Derived subclasses

442 / 1-> 2-> 3
  -> 4
  -> 5
  -> 6-> 7-> 8
   -> 9
   -> 10-> 11
   -> 12
   -> 13-> 14
   -> 15
   -> 16
   -> 17
   -> 18
   -> 19
  -> 20-> 21
   -> 22
   -> 23
   -> 24
   -> 25
   -> 26
   -> 27
   -> 28
   -> 29
  -> 30
  -> 31
  -> 32
  -> 33-> 34
  -> 35-> 36
  -> 37
  -> 38-> 39
   -> 40
   -> 41
  -> 42
  -> 43-> 44
   -> 45
   -> 46-> 47
   -> 48
  -> 49
 -> 50-> 51
  -> 52-> 53
  -> 54-> 55
  -> 56
  -> 57
  -> 58

uspto searches

Patent Apps in 442/1

Granted Patents in 442/1

Use the links above or do an advanced search in ppubs for:
(442/1.ccls. or 442/2.ccls. or 442/3.ccls. or 442/4.ccls. or 442/5.ccls. or 442/6.ccls. or 442/7.ccls. or 442/8.ccls. or 442/9.ccls. or 442/10.ccls. or 442/11.ccls. or 442/12.ccls. or 442/13.ccls. or 442/14.ccls. or 442/15.ccls. or 442/16.ccls. or 442/17.ccls. or 442/18.ccls. or 442/19.ccls. or 442/20.ccls. or 442/21.ccls. or 442/22.ccls. or 442/23.ccls. or 442/24.ccls. or 442/25.ccls. or 442/26.ccls. or 442/27.ccls. or 442/28.ccls. or 442/29.ccls. or 442/30.ccls. or 442/31.ccls. or 442/32.ccls. or 442/33.ccls. or 442/34.ccls. or 442/35.ccls. or 442/36.ccls. or 442/37.ccls. or 442/38.ccls. or 442/39.ccls. or 442/40.ccls. or 442/41.ccls. or 442/42.ccls. or 442/43.ccls. or 442/44.ccls. or 442/45.ccls. or 442/46.ccls. or 442/47.ccls. or 442/48.ccls. or 442/49.ccls. or 442/50.ccls. or 442/51.ccls. or 442/52.ccls. or 442/53.ccls. or 442/54.ccls. or 442/55.ccls. or 442/56.ccls. or 442/57.ccls. or 442/58.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.
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