USPC Class Details

Description: D28 cosmetic products and toilet articles / d28 cosmetic products and toilet articles/(9) toilet articles and beauty parlor equipment not elsewhere specified

Hierarchy/Derived subclasses

D28 / 9-> 10-> 14-> 11-> 3
   -> 12-> 13
    -> 15
    -> 16
    -> 17
    -> 18-> 19
   -> 20-> 4
   -> 21-> 22
    -> 23
    -> 24-> 5
    -> 25-> 26
     -> 27 
    -> 28 -> 29
    -> 30-> 31
    -> 32-> 33
    -> 34
   -> 35-> 36-> 6
    -> 37
    -> 38
   -> 39-> 40
    -> 41-> 42-> 43
   -> 44 -> 44.1 
     -> 44.2
     -> 45 -> 46-> 47-> 48
       -> 49-> 50 
        -> 51
     -> 52 -> 53
       -> 54
 -> 54.1
 -> 55
 -> 56-> 57-> 58
   -> 59
   -> 60
  -> 61
  -> 62
 -> 63 
 -> 64.1-> 64.2
  -> 64.3 
  -> 64.4-> 64.5
   -> 64.6
  -> 64.7
 -> 65-> 66-> 67
   -> 68
 -> 73 -> 74-> 8
   -> 75 
   -> 76 -> 77
     -> 78-> 79-> 80
      -> 81
      -> 82
      -> 83
      -> 84
     -> 85-> 86
      -> 87
      -> 88-> 89
       -> 90
     -> 91 
 -> 91.1 
 -> 91.2 

uspto searches

Patent Apps in D28/9

Granted Patents in D28/9

Advanced search in patft or appft for the hierarchy would be:
(ccl/D28/9 or ccl/D28/10 or ccl/D28/14 or ccl/D28/11 or ccl/D28/3 or ccl/D28/12 or ccl/D28/13 or ccl/D28/15 or ccl/D28/16 or ccl/D28/17 or ccl/D28/18 or ccl/D28/19 or ccl/D28/20 or ccl/D28/4 or ccl/D28/21 or ccl/D28/22 or ccl/D28/23 or ccl/D28/24 or ccl/D28/5 or ccl/D28/25 or ccl/D28/26 or ccl/D28/27 or ccl/D28/28 or ccl/D28/29 or ccl/D28/30 or ccl/D28/31 or ccl/D28/32 or ccl/D28/33 or ccl/D28/34 or ccl/D28/35 or ccl/D28/36 or ccl/D28/6 or ccl/D28/37 or ccl/D28/38 or ccl/D28/39 or ccl/D28/40 or ccl/D28/41 or ccl/D28/42 or ccl/D28/43 or ccl/D28/44 or ccl/D28/44.1 or ccl/D28/44.2 or ccl/D28/45 or ccl/D28/46 or ccl/D28/47 or ccl/D28/48 or ccl/D28/49 or ccl/D28/50 or ccl/D28/51 or ccl/D28/52 or ccl/D28/53 or ccl/D28/54 or ccl/D28/54.1 or ccl/D28/55 or ccl/D28/56 or ccl/D28/57 or ccl/D28/58 or ccl/D28/59 or ccl/D28/60 or ccl/D28/61 or ccl/D28/62 or ccl/D28/63 or ccl/D28/64.1 or ccl/D28/64.2 or ccl/D28/64.3 or ccl/D28/64.4 or ccl/D28/64.5 or ccl/D28/64.6 or ccl/D28/64.7 or ccl/D28/65 or ccl/D28/66 or ccl/D28/67 or ccl/D28/68 or ccl/D28/73 or ccl/D28/74 or ccl/D28/8 or ccl/D28/75 or ccl/D28/76 or ccl/D28/77 or ccl/D28/78 or ccl/D28/79 or ccl/D28/80 or ccl/D28/81 or ccl/D28/82 or ccl/D28/83 or ccl/D28/84 or ccl/D28/85 or ccl/D28/86 or ccl/D28/87 or ccl/D28/88 or ccl/D28/89 or ccl/D28/90 or ccl/D28/91 or ccl/D28/91.1 or ccl/D28/91.2)

At about 35 search terms the uspto will give you this error "Too many search terms" The 35th term is bold.

Press the Search button below to send the query to the USPTO site. (Granted patents search)




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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