PATENTS   
Patents > Guidance, Tools, and Manuals > Classification > Class Schedule
    Class Numbers & Titles   | Class Numbers Only   | USPC Index   | International   | HELP  
You are viewing a USPC Schedule.
Class   238RAILWAYS: SURFACE TRACK
Click here for a printable version of this file
  Turn Outline  
     Expand/Contract Processing Please Wait
 [List of Pre Grant Publications for class 238 subclass 1][List of Patents for class 238 subclass 1]1 MISCELLANEOUS
[List of Pre Grant Publications for class 238 subclass 2][List of Patents for class 238 subclass 2]2 ROADBED
[List of Pre Grant Publications for class 238 subclass 3][List of Patents for class 238 subclass 3]3 Subclass 3 indent level is 1 Highway track
 [List of Pre Grant Publications for class 238 subclass 4][List of Patents for class 238 subclass 4]4 Subclass 4 indent level is 2 Metallic
 [List of Pre Grant Publications for class 238 subclass 5][List of Patents for class 238 subclass 5]5 Subclass 5 indent level is 2 Concrete
[List of Pre Grant Publications for class 238 subclass 6][List of Patents for class 238 subclass 6]6 Subclass 6 indent level is 1 Continuous
 [List of Pre Grant Publications for class 238 subclass 7][List of Patents for class 238 subclass 7]7 Subclass 7 indent level is 2 Concrete
 [List of Pre Grant Publications for class 238 subclass 8][List of Patents for class 238 subclass 8]8 Subclass 8 indent level is 1 Street crossing
 [List of Pre Grant Publications for class 238 subclass 9][List of Patents for class 238 subclass 9]9 Subclass 9 indent level is 1 Rail paving
[List of Pre Grant Publications for class 238 subclass 10R][List of Patents for class 238 subclass 10R]  10R PORTABLE TRACK
 [List of Pre Grant Publications for class 238 subclass 11][List of Patents for class 238 subclass 11]11 Subclass 11 indent level is 1 Embankment or fill
 [List of Pre Grant Publications for class 238 subclass 12][List of Patents for class 238 subclass 12]12 Subclass 12 indent level is 1 Crossovers
 [List of Pre Grant Publications for class 238 subclass 13][List of Patents for class 238 subclass 13]13 Subclass 13 indent level is 1 House moving
 [List of Pre Grant Publications for class 238 subclass 14][List of Patents for class 238 subclass 14]14 Subclass 14 indent level is 1 Traction mats
 [List of Pre Grant Publications for class 238 subclass 10A][List of Patents for class 238 subclass 10A]10A Subclass 10A indent level is 1 Toy truck systems
 [List of Pre Grant Publications for class 238 subclass 10B][List of Patents for class 238 subclass 10B]10B Subclass 10B indent level is 1 Simulated roadbeds
 [List of Pre Grant Publications for class 238 subclass 10C][List of Patents for class 238 subclass 10C]10C Subclass 10C indent level is 1 Continuous roadbeds
 [List of Pre Grant Publications for class 238 subclass 10E][List of Patents for class 238 subclass 10E]10E Subclass 10E indent level is 1 Toy track, rail-guided
 [List of Pre Grant Publications for class 238 subclass 10F][List of Patents for class 238 subclass 10F]10F Subclass 10F indent level is 1 Toy track, slot-guided
[List of Pre Grant Publications for class 238 subclass 14.05][List of Patents for class 238 subclass 14.05]14.05 ELECTRICAL CONNECTIONS
 [List of Pre Grant Publications for class 238 subclass 14.2][List of Patents for class 238 subclass 14.2]14.2 Subclass 14.2 indent level is 1 From rail to noncontiguous rail or other object
 [List of Pre Grant Publications for class 238 subclass 14.3][List of Patents for class 238 subclass 14.3]14.3 Subclass 14.3 indent level is 1 Special rail
[List of Pre Grant Publications for class 238 subclass 14.4][List of Patents for class 238 subclass 14.4]14.4 Subclass 14.4 indent level is 1 Combined rail joint or support
[List of Pre Grant Publications for class 238 subclass 14.5][List of Patents for class 238 subclass 14.5]14.5 Subclass 14.5 indent level is 2 Interposed conductor
 [List of Pre Grant Publications for class 238 subclass 14.7][List of Patents for class 238 subclass 14.7]14.7 Subclass 14.7 indent level is 2 With intermediate bond-wire support
 [List of Pre Grant Publications for class 238 subclass 14.8][List of Patents for class 238 subclass 14.8]14.8 Subclass 14.8 indent level is 1 Dowel pin or inserted key type
 [List of Pre Grant Publications for class 238 subclass 14.9][List of Patents for class 238 subclass 14.9]14.9 Subclass 14.9 indent level is 1 Protected bond
[List of Pre Grant Publications for class 238 subclass 14.1][List of Patents for class 238 subclass 14.1]14.1 Subclass 14.1 indent level is 1 Plural or laminated bond
 [List of Pre Grant Publications for class 238 subclass 14.11][List of Patents for class 238 subclass 14.11]14.11 Subclass 14.11 indent level is 2 On both sides of rails
 [List of Pre Grant Publications for class 238 subclass 14.12][List of Patents for class 238 subclass 14.12]14.12 Subclass 14.12 indent level is 1 Rail bond forms
 [List of Pre Grant Publications for class 238 subclass 14.13][List of Patents for class 238 subclass 14.13]14.13 Subclass 14.13 indent level is 1 Rail-head attached
[List of Pre Grant Publications for class 238 subclass 14.14][List of Patents for class 238 subclass 14.14]14.14 Subclass 14.14 indent level is 1 Rail-base or flange attached
 [List of Pre Grant Publications for class 238 subclass 14.15][List of Patents for class 238 subclass 14.15]14.15 Subclass 14.15 indent level is 2 Molded joint
[List of Pre Grant Publications for class 238 subclass 15][List of Patents for class 238 subclass 15]15 TRACK CURVES
 [List of Pre Grant Publications for class 238 subclass 16][List of Patents for class 238 subclass 16]16 Subclass 16 indent level is 1 Rollers
[List of Pre Grant Publications for class 238 subclass 17][List of Patents for class 238 subclass 17]17 GUARDRAILS
 [List of Pre Grant Publications for class 238 subclass 18][List of Patents for class 238 subclass 18]18 Subclass 18 indent level is 1 Spring
 [List of Pre Grant Publications for class 238 subclass 19][List of Patents for class 238 subclass 19]19 Subclass 19 indent level is 1 Under main rail
 [List of Pre Grant Publications for class 238 subclass 20][List of Patents for class 238 subclass 20]20 Subclass 20 indent level is 1 Two-rail chair
 [List of Pre Grant Publications for class 238 subclass 21][List of Patents for class 238 subclass 21]21 Subclass 21 indent level is 1 Two-rail clamps
[List of Pre Grant Publications for class 238 subclass 22][List of Patents for class 238 subclass 22]22 Subclass 22 indent level is 1 Spacers
 [List of Pre Grant Publications for class 238 subclass 23][List of Patents for class 238 subclass 23]23 Subclass 23 indent level is 2 Tapered
[List of Pre Grant Publications for class 238 subclass 24][List of Patents for class 238 subclass 24]24 STRINGERS
 [List of Pre Grant Publications for class 238 subclass 25][List of Patents for class 238 subclass 25]25 Subclass 25 indent level is 1 Concrete
 [List of Pre Grant Publications for class 238 subclass 26][List of Patents for class 238 subclass 26]26 Subclass 26 indent level is 1 Metallic
[List of Pre Grant Publications for class 238 subclass 27][List of Patents for class 238 subclass 27]27 TIE ARRANGEMENT
 [List of Pre Grant Publications for class 238 subclass 28][List of Patents for class 238 subclass 28]28 Subclass 28 indent level is 1 Diagonal
[List of Pre Grant Publications for class 238 subclass 29][List of Patents for class 238 subclass 29]29 TIES
[List of Pre Grant Publications for class 238 subclass 30][List of Patents for class 238 subclass 30]30 Subclass 30 indent level is 1 Forms
[List of Pre Grant Publications for class 238 subclass 31][List of Patents for class 238 subclass 31]31 Subclass 31 indent level is 2 Jointed
 [List of Pre Grant Publications for class 238 subclass 34][List of Patents for class 238 subclass 34]34 Subclass 34 indent level is 2 Detachable ends
 [List of Pre Grant Publications for class 238 subclass 35][List of Patents for class 238 subclass 35]35 Subclass 35 indent level is 2 Multiple section
 [List of Pre Grant Publications for class 238 subclass 36][List of Patents for class 238 subclass 36]36 Subclass 36 indent level is 2 Vertical sandwich
 [List of Pre Grant Publications for class 238 subclass 37][List of Patents for class 238 subclass 37]37 Subclass 37 indent level is 2 Horizontal sandwich
 [List of Pre Grant Publications for class 238 subclass 38][List of Patents for class 238 subclass 38]38 Subclass 38 indent level is 2 Twin
 [List of Pre Grant Publications for class 238 subclass 39][List of Patents for class 238 subclass 39]39 Subclass 39 indent level is 2 Complementary sliding lock
[List of Pre Grant Publications for class 238 subclass 40][List of Patents for class 238 subclass 40]40 Subclass 40 indent level is 2 Truss
 [List of Pre Grant Publications for class 238 subclass 42][List of Patents for class 238 subclass 42]42 Subclass 42 indent level is 2 Stringer ends
 [List of Pre Grant Publications for class 238 subclass 43][List of Patents for class 238 subclass 43]43 Subclass 43 indent level is 2 Loop or hook ends
 [List of Pre Grant Publications for class 238 subclass 44][List of Patents for class 238 subclass 44]44 Subclass 44 indent level is 2 Spread ends
[List of Pre Grant Publications for class 238 subclass 45][List of Patents for class 238 subclass 45]45 Subclass 45 indent level is 2 Special
[List of Pre Grant Publications for class 238 subclass 50][List of Patents for class 238 subclass 50]50 Subclass 50 indent level is 1 Rods
 [List of Pre Grant Publications for class 238 subclass 51][List of Patents for class 238 subclass 51]51 Subclass 51 indent level is 2 Rail-base
 [List of Pre Grant Publications for class 238 subclass 52][List of Patents for class 238 subclass 52]52 Subclass 52 indent level is 2 Turnbuckle
 [List of Pre Grant Publications for class 238 subclass 53][List of Patents for class 238 subclass 53]53 Subclass 53 indent level is 2 Screw rod
[List of Pre Grant Publications for class 238 subclass 54][List of Patents for class 238 subclass 54]54 Subclass 54 indent level is 1 Cross section
[List of Pre Grant Publications for class 238 subclass 55][List of Patents for class 238 subclass 55]55 Subclass 55 indent level is 2 Two-part
[List of Pre Grant Publications for class 238 subclass 59][List of Patents for class 238 subclass 59]59 Subclass 59 indent level is 2 Channel flange down
[List of Pre Grant Publications for class 238 subclass 62][List of Patents for class 238 subclass 62]62 Subclass 62 indent level is 2 Channel flange up
[List of Pre Grant Publications for class 238 subclass 65][List of Patents for class 238 subclass 65]65 Subclass 65 indent level is 2 I-beam
[List of Pre Grant Publications for class 238 subclass 67][List of Patents for class 238 subclass 67]67 Subclass 67 indent level is 2 T-shape
[List of Pre Grant Publications for class 238 subclass 70][List of Patents for class 238 subclass 70]70 Subclass 70 indent level is 2 Tubular
 [List of Pre Grant Publications for class 238 subclass 82][List of Patents for class 238 subclass 82]82 Subclass 82 indent level is 1 Corrugated
[List of Pre Grant Publications for class 238 subclass 83][List of Patents for class 238 subclass 83]83 Subclass 83 indent level is 1 Nonmetallic
[List of Pre Grant Publications for class 238 subclass 84][List of Patents for class 238 subclass 84]84 Subclass 84 indent level is 2 Plastic compound
 [List of Pre Grant Publications for class 238 subclass 104][List of Patents for class 238 subclass 104]104 Subclass 104 indent level is 1 End closures
 [List of Pre Grant Publications for class 238 subclass 105][List of Patents for class 238 subclass 105]105 Subclass 105 indent level is 1 Spacers
 [List of Pre Grant Publications for class 238 subclass 106][List of Patents for class 238 subclass 106]106 Subclass 106 indent level is 1 Anchor lugs and ribs
[List of Pre Grant Publications for class 238 subclass 107][List of Patents for class 238 subclass 107]107 Subclass 107 indent level is 1 Insulation
 [List of Pre Grant Publications for class 238 subclass 108][List of Patents for class 238 subclass 108]108 Subclass 108 indent level is 2 Sectional tie
[List of Pre Grant Publications for class 238 subclass 109][List of Patents for class 238 subclass 109]109 PEDESTALS
[List of Pre Grant Publications for class 238 subclass 110][List of Patents for class 238 subclass 110]110 Subclass 110 indent level is 1 Pot
 [List of Pre Grant Publications for class 238 subclass 111][List of Patents for class 238 subclass 111]111 Subclass 111 indent level is 2 Cast
[List of Pre Grant Publications for class 238 subclass 112][List of Patents for class 238 subclass 112]112 Subclass 112 indent level is 1 Wrought plate
 [List of Pre Grant Publications for class 238 subclass 113][List of Patents for class 238 subclass 113]113 Subclass 113 indent level is 2 Inverted "U"
 [List of Pre Grant Publications for class 238 subclass 114][List of Patents for class 238 subclass 114]114 Subclass 114 indent level is 1 Tube or box
[List of Pre Grant Publications for class 238 subclass 115][List of Patents for class 238 subclass 115]115 Subclass 115 indent level is 1 Concrete block
 [List of Pre Grant Publications for class 238 subclass 116][List of Patents for class 238 subclass 116]116 Subclass 116 indent level is 2 Chair bar
 [List of Pre Grant Publications for class 238 subclass 117][List of Patents for class 238 subclass 117]117 Subclass 117 indent level is 2 Bar core
 [List of Pre Grant Publications for class 238 subclass 118][List of Patents for class 238 subclass 118]118 Subclass 118 indent level is 1 Wood block
 [List of Pre Grant Publications for class 238 subclass 119][List of Patents for class 238 subclass 119]119 Subclass 119 indent level is 1 Pier
 [List of Pre Grant Publications for class 238 subclass 120][List of Patents for class 238 subclass 120]120 Subclass 120 indent level is 1 Screw
 [List of Pre Grant Publications for class 238 subclass 121][List of Patents for class 238 subclass 121]121 RAIL ARRANGEMENT
[List of Pre Grant Publications for class 238 subclass 122][List of Patents for class 238 subclass 122]122 RAILS
 [List of Pre Grant Publications for class 238 subclass 123][List of Patents for class 238 subclass 123]123 Subclass 123 indent level is 1 Rack
 [List of Pre Grant Publications for class 238 subclass 124][List of Patents for class 238 subclass 124]124 Subclass 124 indent level is 1 Turnout
[List of Pre Grant Publications for class 238 subclass 125][List of Patents for class 238 subclass 125]125 Subclass 125 indent level is 1 Vignoles
 [List of Pre Grant Publications for class 238 subclass 126][List of Patents for class 238 subclass 126]126 Subclass 126 indent level is 2 T-base insert
[List of Pre Grant Publications for class 238 subclass 127][List of Patents for class 238 subclass 127]127 Subclass 127 indent level is 1 Channel
 [List of Pre Grant Publications for class 238 subclass 128][List of Patents for class 238 subclass 128]128 Subclass 128 indent level is 2 Integral
 [List of Pre Grant Publications for class 238 subclass 129][List of Patents for class 238 subclass 129]129 Subclass 129 indent level is 1 Trough and filler
 [List of Pre Grant Publications for class 238 subclass 130][List of Patents for class 238 subclass 130]130 Subclass 130 indent level is 1 T-rail
 [List of Pre Grant Publications for class 238 subclass 131][List of Patents for class 238 subclass 131]131 Subclass 131 indent level is 1 Webless or flat
[List of Pre Grant Publications for class 238 subclass 132][List of Patents for class 238 subclass 132]132 Subclass 132 indent level is 1 Reversible
 [List of Pre Grant Publications for class 238 subclass 133][List of Patents for class 238 subclass 133]133 Subclass 133 indent level is 2 Triple head
[List of Pre Grant Publications for class 238 subclass 134][List of Patents for class 238 subclass 134]134 Subclass 134 indent level is 1 Tubular
 [List of Pre Grant Publications for class 238 subclass 135][List of Patents for class 238 subclass 135]135 Subclass 135 indent level is 2 Integral
 [List of Pre Grant Publications for class 238 subclass 136][List of Patents for class 238 subclass 136]136 Subclass 136 indent level is 1 Step tread
 [List of Pre Grant Publications for class 238 subclass 137][List of Patents for class 238 subclass 137]137 Subclass 137 indent level is 1 Biped
 [List of Pre Grant Publications for class 238 subclass 138][List of Patents for class 238 subclass 138]138 Subclass 138 indent level is 1 Base bar
 [List of Pre Grant Publications for class 238 subclass 139][List of Patents for class 238 subclass 139]139 Subclass 139 indent level is 1 Side bars
 [List of Pre Grant Publications for class 238 subclass 140][List of Patents for class 238 subclass 140]140 Subclass 140 indent level is 1 Detachable guard or step
 [List of Pre Grant Publications for class 238 subclass 141][List of Patents for class 238 subclass 141]141 Subclass 141 indent level is 1 Split base and web
 [List of Pre Grant Publications for class 238 subclass 142][List of Patents for class 238 subclass 142]142 Subclass 142 indent level is 1 Split tread
[List of Pre Grant Publications for class 238 subclass 143][List of Patents for class 238 subclass 143]143 Subclass 143 indent level is 1 Detachable head
 [List of Pre Grant Publications for class 238 subclass 144][List of Patents for class 238 subclass 144]144 Subclass 144 indent level is 2 Lap web
 [List of Pre Grant Publications for class 238 subclass 145][List of Patents for class 238 subclass 145]145 Subclass 145 indent level is 2 Grooved web
 [List of Pre Grant Publications for class 238 subclass 146][List of Patents for class 238 subclass 146]146 Subclass 146 indent level is 2 Integral grooved base
 [List of Pre Grant Publications for class 238 subclass 147][List of Patents for class 238 subclass 147]147 Subclass 147 indent level is 2 Web clamp
 [List of Pre Grant Publications for class 238 subclass 148][List of Patents for class 238 subclass 148]148 Subclass 148 indent level is 1 Tread surfaces
 [List of Pre Grant Publications for class 238 subclass 149][List of Patents for class 238 subclass 149]149 Subclass 149 indent level is 1 Webs
 [List of Pre Grant Publications for class 238 subclass 150][List of Patents for class 238 subclass 150]150 Subclass 150 indent level is 1 Substance
[List of Pre Grant Publications for class 238 subclass 151][List of Patents for class 238 subclass 151]151 RAIL JOINTS
[List of Pre Grant Publications for class 238 subclass 152][List of Patents for class 238 subclass 152]152 Subclass 152 indent level is 1 Insulated
 [List of Pre Grant Publications for class 238 subclass 153][List of Patents for class 238 subclass 153]153 Subclass 153 indent level is 2 Transverse abutting
[List of Pre Grant Publications for class 238 subclass 154][List of Patents for class 238 subclass 154]154 Subclass 154 indent level is 2 Chair
[List of Pre Grant Publications for class 238 subclass 159][List of Patents for class 238 subclass 159]159 Subclass 159 indent level is 2 Splice bars
 [List of Pre Grant Publications for class 238 subclass 161.5][List of Patents for class 238 subclass 161.5]161.5 Subclass 161.5 indent level is 1 Lubricant- or liquid-containing
 [List of Pre Grant Publications for class 238 subclass 162][List of Patents for class 238 subclass 162]162 Subclass 162 indent level is 1 Cast on
 [List of Pre Grant Publications for class 238 subclass 163][List of Patents for class 238 subclass 163]163 Subclass 163 indent level is 1 Molten filler
 [List of Pre Grant Publications for class 238 subclass 164][List of Patents for class 238 subclass 164]164 Subclass 164 indent level is 1 Welded
 [List of Pre Grant Publications for class 238 subclass 165][List of Patents for class 238 subclass 165]165 Subclass 165 indent level is 1 Switch rail
 [List of Pre Grant Publications for class 238 subclass 166][List of Patents for class 238 subclass 166]166 Subclass 166 indent level is 1 Pivoted
 [List of Pre Grant Publications for class 238 subclass 167][List of Patents for class 238 subclass 167]167 Subclass 167 indent level is 1 Compromise
 [List of Pre Grant Publications for class 238 subclass 168][List of Patents for class 238 subclass 168]168 Subclass 168 indent level is 1 Truss rod
 [List of Pre Grant Publications for class 238 subclass 169][List of Patents for class 238 subclass 169]169 Subclass 169 indent level is 1 Parallel beams
 [List of Pre Grant Publications for class 238 subclass 170][List of Patents for class 238 subclass 170]170 Subclass 170 indent level is 1 Gravity
 [List of Pre Grant Publications for class 238 subclass 171][List of Patents for class 238 subclass 171]171 Subclass 171 indent level is 1 Expansion deflectors
 [List of Pre Grant Publications for class 238 subclass 172][List of Patents for class 238 subclass 172]172 Subclass 172 indent level is 1 Vertical adjustment
 [List of Pre Grant Publications for class 238 subclass 173][List of Patents for class 238 subclass 173]173 Subclass 173 indent level is 1 Yielding rail end
 [List of Pre Grant Publications for class 238 subclass 174][List of Patents for class 238 subclass 174]174 Subclass 174 indent level is 1 Variable levels
[List of Pre Grant Publications for class 238 subclass 175][List of Patents for class 238 subclass 175]175 Subclass 175 indent level is 1 Special rails
 [List of Pre Grant Publications for class 238 subclass 176][List of Patents for class 238 subclass 176]176 Subclass 176 indent level is 2 Channels
 [List of Pre Grant Publications for class 238 subclass 177][List of Patents for class 238 subclass 177]177 Subclass 177 indent level is 2 T-web U-base
 [List of Pre Grant Publications for class 238 subclass 178][List of Patents for class 238 subclass 178]178 Subclass 178 indent level is 2 Flat
 [List of Pre Grant Publications for class 238 subclass 179][List of Patents for class 238 subclass 179]179 Subclass 179 indent level is 1 Internal key
 [List of Pre Grant Publications for class 238 subclass 180][List of Patents for class 238 subclass 180]180 Subclass 180 indent level is 1 Flush web key
 [List of Pre Grant Publications for class 238 subclass 181][List of Patents for class 238 subclass 181]181 Subclass 181 indent level is 1 Web key splice lock
 [List of Pre Grant Publications for class 238 subclass 182][List of Patents for class 238 subclass 182]182 Subclass 182 indent level is 1 Joint lug key
 [List of Pre Grant Publications for class 238 subclass 183][List of Patents for class 238 subclass 183]183 Subclass 183 indent level is 1 Integral web key and bars
 [List of Pre Grant Publications for class 238 subclass 184][List of Patents for class 238 subclass 184]184 Subclass 184 indent level is 1 Web locks
[List of Pre Grant Publications for class 238 subclass 185][List of Patents for class 238 subclass 185]185 Subclass 185 indent level is 1 Z-form
 [List of Pre Grant Publications for class 238 subclass 186][List of Patents for class 238 subclass 186]186 Subclass 186 indent level is 2 Base-connected
[List of Pre Grant Publications for class 238 subclass 187][List of Patents for class 238 subclass 187]187 Subclass 187 indent level is 1 Chair
[List of Pre Grant Publications for class 238 subclass 188][List of Patents for class 238 subclass 188]188 Subclass 188 indent level is 2 Twin
[List of Pre Grant Publications for class 238 subclass 195][List of Patents for class 238 subclass 195]195 Subclass 195 indent level is 2 Angle
[List of Pre Grant Publications for class 238 subclass 205][List of Patents for class 238 subclass 205]205 Subclass 205 indent level is 2 Integral
[List of Pre Grant Publications for class 238 subclass 209][List of Patents for class 238 subclass 209]209 Subclass 209 indent level is 1 Base plate
 [List of Pre Grant Publications for class 238 subclass 210][List of Patents for class 238 subclass 210]210 Subclass 210 indent level is 2 Top flange
 [List of Pre Grant Publications for class 238 subclass 211][List of Patents for class 238 subclass 211]211 Subclass 211 indent level is 2 Angle-bar underlap
 [List of Pre Grant Publications for class 238 subclass 212][List of Patents for class 238 subclass 212]212 Subclass 212 indent level is 2 Angle-bar overlap
 [List of Pre Grant Publications for class 238 subclass 213][List of Patents for class 238 subclass 213]213 Subclass 213 indent level is 2 Base stiffeners
 [List of Pre Grant Publications for class 238 subclass 214][List of Patents for class 238 subclass 214]214 Subclass 214 indent level is 2 Distorted
 [List of Pre Grant Publications for class 238 subclass 215][List of Patents for class 238 subclass 215]215 Subclass 215 indent level is 2 Center seat
 [List of Pre Grant Publications for class 238 subclass 216][List of Patents for class 238 subclass 216]216 Subclass 216 indent level is 2 Rail lock
 [List of Pre Grant Publications for class 238 subclass 217][List of Patents for class 238 subclass 217]217 Subclass 217 indent level is 2 Side clips
[List of Pre Grant Publications for class 238 subclass 218][List of Patents for class 238 subclass 218]218 Subclass 218 indent level is 1 Tread bridge
 [List of Pre Grant Publications for class 238 subclass 219][List of Patents for class 238 subclass 219]219 Subclass 219 indent level is 2 Rail-head insert
 [List of Pre Grant Publications for class 238 subclass 220][List of Patents for class 238 subclass 220]220 Subclass 220 indent level is 2 Rail-head cover
[List of Pre Grant Publications for class 238 subclass 221][List of Patents for class 238 subclass 221]221 Subclass 221 indent level is 2 Notched head
[List of Pre Grant Publications for class 238 subclass 223][List of Patents for class 238 subclass 223]223 Subclass 223 indent level is 2 Head section
[List of Pre Grant Publications for class 238 subclass 225][List of Patents for class 238 subclass 225]225 Subclass 225 indent level is 2 Rail section
[List of Pre Grant Publications for class 238 subclass 227][List of Patents for class 238 subclass 227]227 Subclass 227 indent level is 2 Spacer
 [List of Pre Grant Publications for class 238 subclass 229][List of Patents for class 238 subclass 229]229 Subclass 229 indent level is 2 Web posts
[List of Pre Grant Publications for class 238 subclass 230][List of Patents for class 238 subclass 230]230 Subclass 230 indent level is 1 Scarf
[List of Pre Grant Publications for class 238 subclass 231][List of Patents for class 238 subclass 231]231 Subclass 231 indent level is 2 Longitudinally assembled
 [List of Pre Grant Publications for class 238 subclass 234][List of Patents for class 238 subclass 234]234 Subclass 234 indent level is 2 Longitudinal or vertical
 [List of Pre Grant Publications for class 238 subclass 235][List of Patents for class 238 subclass 235]235 Subclass 235 indent level is 2 Vertical drop
[List of Pre Grant Publications for class 238 subclass 236][List of Patents for class 238 subclass 236]236 Subclass 236 indent level is 2 Laterally assembled
[List of Pre Grant Publications for class 238 subclass 240][List of Patents for class 238 subclass 240]240 Subclass 240 indent level is 2 Angularly assembled
[List of Pre Grant Publications for class 238 subclass 243][List of Patents for class 238 subclass 243]243 Subclass 243 indent level is 1 Splice bars
 [List of Pre Grant Publications for class 238 subclass 244][List of Patents for class 238 subclass 244]244 Subclass 244 indent level is 2 Multiple part
 [List of Pre Grant Publications for class 238 subclass 245][List of Patents for class 238 subclass 245]245 Subclass 245 indent level is 2 Toggle
[List of Pre Grant Publications for class 238 subclass 246][List of Patents for class 238 subclass 246]246 Subclass 246 indent level is 2 Rail guide
 [List of Pre Grant Publications for class 238 subclass 248][List of Patents for class 238 subclass 248]248 Subclass 248 indent level is 2 Rail sleeve
 [List of Pre Grant Publications for class 238 subclass 249][List of Patents for class 238 subclass 249]249 Subclass 249 indent level is 2 Longitudinal bolts
 [List of Pre Grant Publications for class 238 subclass 250][List of Patents for class 238 subclass 250]250 Subclass 250 indent level is 2 Bar lugs and splice keys
 [List of Pre Grant Publications for class 238 subclass 251][List of Patents for class 238 subclass 251]251 Subclass 251 indent level is 2 Bar bolts and splice keys
 [List of Pre Grant Publications for class 238 subclass 252][List of Patents for class 238 subclass 252]252 Subclass 252 indent level is 2 Slotted bolt locks
 [List of Pre Grant Publications for class 238 subclass 253][List of Patents for class 238 subclass 253]253 Subclass 253 indent level is 2 Bolt keys
 [List of Pre Grant Publications for class 238 subclass 254][List of Patents for class 238 subclass 254]254 Subclass 254 indent level is 2 Rail-groove swing
 [List of Pre Grant Publications for class 238 subclass 255][List of Patents for class 238 subclass 255]255 Subclass 255 indent level is 2 Cam-tightened
 [List of Pre Grant Publications for class 238 subclass 256][List of Patents for class 238 subclass 256]256 Subclass 256 indent level is 2 U-bars and loops
 [List of Pre Grant Publications for class 238 subclass 257][List of Patents for class 238 subclass 257]257 Subclass 257 indent level is 2 Vertical bevel flange
 [List of Pre Grant Publications for class 238 subclass 258][List of Patents for class 238 subclass 258]258 Subclass 258 indent level is 2 Tapered
 [List of Pre Grant Publications for class 238 subclass 259][List of Patents for class 238 subclass 259]259 Subclass 259 indent level is 2 Springs
[List of Pre Grant Publications for class 238 subclass 260][List of Patents for class 238 subclass 260]260 Subclass 260 indent level is 2 Fasteners
 [List of Pre Grant Publications for class 238 subclass 262][List of Patents for class 238 subclass 262]262 Subclass 262 indent level is 2 Nut and bolt lock
 [List of Pre Grant Publications for class 238 subclass 263][List of Patents for class 238 subclass 263]263 Subclass 263 indent level is 2 Adjustable joint clamps
[List of Pre Grant Publications for class 238 subclass 264][List of Patents for class 238 subclass 264]264 RAIL SEATS
 [List of Pre Grant Publications for class 238 subclass 265][List of Patents for class 238 subclass 265]265 Subclass 265 indent level is 1 With anchor in concrete
 [List of Pre Grant Publications for class 238 subclass 266][List of Patents for class 238 subclass 266]266 Subclass 266 indent level is 1 English chair
 [List of Pre Grant Publications for class 238 subclass 267][List of Patents for class 238 subclass 267]267 Subclass 267 indent level is 1 T-rail
 [List of Pre Grant Publications for class 238 subclass 268][List of Patents for class 238 subclass 268]268 Subclass 268 indent level is 1 Inverted channel rail
[List of Pre Grant Publications for class 238 subclass 269][List of Patents for class 238 subclass 269]269 Subclass 269 indent level is 1 Cast
 [List of Pre Grant Publications for class 238 subclass 270][List of Patents for class 238 subclass 270]270 Subclass 270 indent level is 2 With tie
 [List of Pre Grant Publications for class 238 subclass 271][List of Patents for class 238 subclass 271]271 Subclass 271 indent level is 2 Plane top
[List of Pre Grant Publications for class 238 subclass 272][List of Patents for class 238 subclass 272]272 Subclass 272 indent level is 1 Wrought
 [List of Pre Grant Publications for class 238 subclass 273][List of Patents for class 238 subclass 273]273 Subclass 273 indent level is 2 With tie
 [List of Pre Grant Publications for class 238 subclass 274][List of Patents for class 238 subclass 274]274 Subclass 274 indent level is 2 Plane top
[List of Pre Grant Publications for class 238 subclass 275][List of Patents for class 238 subclass 275]275 Subclass 275 indent level is 1 Twin jaws
 [List of Pre Grant Publications for class 238 subclass 276][List of Patents for class 238 subclass 276]276 Subclass 276 indent level is 2 Wrought
 [List of Pre Grant Publications for class 238 subclass 277][List of Patents for class 238 subclass 277]277 Subclass 277 indent level is 1 Pivoted
 [List of Pre Grant Publications for class 238 subclass 278][List of Patents for class 238 subclass 278]278 Subclass 278 indent level is 1 Jaw and seat
 [List of Pre Grant Publications for class 238 subclass 279][List of Patents for class 238 subclass 279]279 Subclass 279 indent level is 1 Gravity
 [List of Pre Grant Publications for class 238 subclass 280][List of Patents for class 238 subclass 280]280 Subclass 280 indent level is 1 Saddles
 [List of Pre Grant Publications for class 238 subclass 281][List of Patents for class 238 subclass 281]281 Subclass 281 indent level is 1 Vertical adjustment
 [List of Pre Grant Publications for class 238 subclass 282][List of Patents for class 238 subclass 282]282 Subclass 282 indent level is 1 Lateral adjustment
[List of Pre Grant Publications for class 238 subclass 283][List of Patents for class 238 subclass 283]283 Subclass 283 indent level is 1 Cushions
 [List of Pre Grant Publications for class 238 subclass 284][List of Patents for class 238 subclass 284]284 Subclass 284 indent level is 2 Metal springs
 [List of Pre Grant Publications for class 238 subclass 285][List of Patents for class 238 subclass 285]285 Subclass 285 indent level is 2 Wood blocks
 [List of Pre Grant Publications for class 238 subclass 286][List of Patents for class 238 subclass 286]286 Subclass 286 indent level is 1 Spiking blocks
[List of Pre Grant Publications for class 238 subclass 287][List of Patents for class 238 subclass 287]287 TIE-PLATES
 [List of Pre Grant Publications for class 238 subclass 288][List of Patents for class 238 subclass 288]288 Subclass 288 indent level is 1 Gauge
 [List of Pre Grant Publications for class 238 subclass 289][List of Patents for class 238 subclass 289]289 Subclass 289 indent level is 1 Plural tie
[List of Pre Grant Publications for class 238 subclass 290][List of Patents for class 238 subclass 290]290 Subclass 290 indent level is 1 Lap
 [List of Pre Grant Publications for class 238 subclass 291][List of Patents for class 238 subclass 291]291 Subclass 291 indent level is 2 Interlock
[List of Pre Grant Publications for class 238 subclass 292][List of Patents for class 238 subclass 292]292 Subclass 292 indent level is 1 Rail brace
 [List of Pre Grant Publications for class 238 subclass 293][List of Patents for class 238 subclass 293]293 Subclass 293 indent level is 2 Integral
[List of Pre Grant Publications for class 238 subclass 294][List of Patents for class 238 subclass 294]294 Subclass 294 indent level is 1 Spike lock
 [List of Pre Grant Publications for class 238 subclass 295][List of Patents for class 238 subclass 295]295 Subclass 295 indent level is 2 Lug on spike
 [List of Pre Grant Publications for class 238 subclass 296][List of Patents for class 238 subclass 296]296 Subclass 296 indent level is 2 Pawl
[List of Pre Grant Publications for class 238 subclass 297][List of Patents for class 238 subclass 297]297 Subclass 297 indent level is 1 Anchors
 [List of Pre Grant Publications for class 238 subclass 298][List of Patents for class 238 subclass 298]298 Subclass 298 indent level is 2 Integral
 [List of Pre Grant Publications for class 238 subclass 299][List of Patents for class 238 subclass 299]299 Subclass 299 indent level is 1 Tie butting
 [List of Pre Grant Publications for class 238 subclass 300][List of Patents for class 238 subclass 300]300 Subclass 300 indent level is 1 Sleeve
[List of Pre Grant Publications for class 238 subclass 301][List of Patents for class 238 subclass 301]301 Subclass 301 indent level is 1 Reversible
 [List of Pre Grant Publications for class 238 subclass 302][List of Patents for class 238 subclass 302]302 Subclass 302 indent level is 2 Spring
 [List of Pre Grant Publications for class 238 subclass 303][List of Patents for class 238 subclass 303]303 Subclass 303 indent level is 1 Screw spike
 [List of Pre Grant Publications for class 238 subclass 304][List of Patents for class 238 subclass 304]304 Subclass 304 indent level is 1 Top surface
 [List of Pre Grant Publications for class 238 subclass 305][List of Patents for class 238 subclass 305]305 Subclass 305 indent level is 1 Rotary
 [List of Pre Grant Publications for class 238 subclass 306][List of Patents for class 238 subclass 306]306 Subclass 306 indent level is 1 Rail-base seats
 [List of Pre Grant Publications for class 238 subclass 307][List of Patents for class 238 subclass 307]307 Subclass 307 indent level is 1 Contour
 [List of Pre Grant Publications for class 238 subclass 308][List of Patents for class 238 subclass 308]308 Subclass 308 indent level is 1 Spike-hole arrangement
 [List of Pre Grant Publications for class 238 subclass 309][List of Patents for class 238 subclass 309]309 Subclass 309 indent level is 1 Spike-shank brace
[List of Pre Grant Publications for class 238 subclass 310][List of Patents for class 238 subclass 310]310 FASTENINGS
 [List of Pre Grant Publications for class 238 subclass 311][List of Patents for class 238 subclass 311]311 Subclass 311 indent level is 1 Welded
 [List of Pre Grant Publications for class 238 subclass 312][List of Patents for class 238 subclass 312]312 Subclass 312 indent level is 1 Protective boxes and closures
 [List of Pre Grant Publications for class 238 subclass 313][List of Patents for class 238 subclass 313]313 Subclass 313 indent level is 1 Universal
 [List of Pre Grant Publications for class 238 subclass 314][List of Patents for class 238 subclass 314]314 Subclass 314 indent level is 1 Yoke
[List of Pre Grant Publications for class 238 subclass 315][List of Patents for class 238 subclass 315]315 Subclass 315 indent level is 1 Rail anchors
 [List of Pre Grant Publications for class 238 subclass 316][List of Patents for class 238 subclass 316]316 Subclass 316 indent level is 2 Pawl
 [List of Pre Grant Publications for class 238 subclass 317][List of Patents for class 238 subclass 317]317 Subclass 317 indent level is 2 Cam
 [List of Pre Grant Publications for class 238 subclass 318][List of Patents for class 238 subclass 318]318 Subclass 318 indent level is 2 Rail recess
 [List of Pre Grant Publications for class 238 subclass 319][List of Patents for class 238 subclass 319]319 Subclass 319 indent level is 2 Rail lug
 [List of Pre Grant Publications for class 238 subclass 320][List of Patents for class 238 subclass 320]320 Subclass 320 indent level is 2 Distorted rail
[List of Pre Grant Publications for class 238 subclass 321][List of Patents for class 238 subclass 321]321 Subclass 321 indent level is 2 Tie contact
[List of Pre Grant Publications for class 238 subclass 331][List of Patents for class 238 subclass 331]331 Subclass 331 indent level is 1 Transverse slide
 [List of Pre Grant Publications for class 238 subclass 332][List of Patents for class 238 subclass 332]332 Subclass 332 indent level is 2 Screw-operated
 [List of Pre Grant Publications for class 238 subclass 333][List of Patents for class 238 subclass 333]333 Subclass 333 indent level is 2 Horizontal wedge-operated
 [List of Pre Grant Publications for class 238 subclass 334][List of Patents for class 238 subclass 334]334 Subclass 334 indent level is 2 Vertical wedge-operated
 [List of Pre Grant Publications for class 238 subclass 335][List of Patents for class 238 subclass 335]335 Subclass 335 indent level is 1 Abutting screw point
[List of Pre Grant Publications for class 238 subclass 336][List of Patents for class 238 subclass 336]336 Subclass 336 indent level is 1 Rail brace
 [List of Pre Grant Publications for class 238 subclass 337][List of Patents for class 238 subclass 337]337 Subclass 337 indent level is 2 Vertical slide
[List of Pre Grant Publications for class 238 subclass 338][List of Patents for class 238 subclass 338]338 Subclass 338 indent level is 1 Clamps
 [List of Pre Grant Publications for class 238 subclass 339][List of Patents for class 238 subclass 339]339 Subclass 339 indent level is 2 Gauge
 [List of Pre Grant Publications for class 238 subclass 340][List of Patents for class 238 subclass 340]340 Subclass 340 indent level is 2 Multiple face
 [List of Pre Grant Publications for class 238 subclass 341][List of Patents for class 238 subclass 341]341 Subclass 341 indent level is 2 Cam adjustment
 [List of Pre Grant Publications for class 238 subclass 342][List of Patents for class 238 subclass 342]342 Subclass 342 indent level is 2 Nut type
[List of Pre Grant Publications for class 238 subclass 343][List of Patents for class 238 subclass 343]343 Subclass 343 indent level is 2 Anchors
 [List of Pre Grant Publications for class 238 subclass 347][List of Patents for class 238 subclass 347]347 Subclass 347 indent level is 2 Bevel guide
 [List of Pre Grant Publications for class 238 subclass 348][List of Patents for class 238 subclass 348]348 Subclass 348 indent level is 2 Internal arm
 [List of Pre Grant Publications for class 238 subclass 349][List of Patents for class 238 subclass 349]349 Subclass 349 indent level is 2 Spring
 [List of Pre Grant Publications for class 238 subclass 350][List of Patents for class 238 subclass 350]350 Subclass 350 indent level is 2 Integral with tie
[List of Pre Grant Publications for class 238 subclass 351][List of Patents for class 238 subclass 351]351 Subclass 351 indent level is 2 Clip type
[List of Pre Grant Publications for class 238 subclass 355][List of Patents for class 238 subclass 355]355 Subclass 355 indent level is 2 Hooks
 [List of Pre Grant Publications for class 238 subclass 360][List of Patents for class 238 subclass 360]360 Subclass 360 indent level is 2 Lever
[List of Pre Grant Publications for class 238 subclass 361][List of Patents for class 238 subclass 361]361 Subclass 361 indent level is 2 Wedges
[List of Pre Grant Publications for class 238 subclass 366][List of Patents for class 238 subclass 366]366 Subclass 366 indent level is 1 Spikes
 [List of Pre Grant Publications for class 238 subclass 367][List of Patents for class 238 subclass 367]367 Subclass 367 indent level is 2 Interlock
 [List of Pre Grant Publications for class 238 subclass 368][List of Patents for class 238 subclass 368]368 Subclass 368 indent level is 2 Bent
 [List of Pre Grant Publications for class 238 subclass 369][List of Patents for class 238 subclass 369]369 Subclass 369 indent level is 2 Split end
 [List of Pre Grant Publications for class 238 subclass 370][List of Patents for class 238 subclass 370]370 Subclass 370 indent level is 2 Plug
 [List of Pre Grant Publications for class 238 subclass 371][List of Patents for class 238 subclass 371]371 Subclass 371 indent level is 2 Socket
[List of Pre Grant Publications for class 238 subclass 372][List of Patents for class 238 subclass 372]372 Subclass 372 indent level is 2 Screw
 [List of Pre Grant Publications for class 238 subclass 374][List of Patents for class 238 subclass 374]374 Subclass 374 indent level is 2 Socket and wedge
 [List of Pre Grant Publications for class 238 subclass 375][List of Patents for class 238 subclass 375]375 Subclass 375 indent level is 2 Lock
 [List of Pre Grant Publications for class 238 subclass 376][List of Patents for class 238 subclass 376]376 Subclass 376 indent level is 2 Ratchet
 [List of Pre Grant Publications for class 238 subclass 377][List of Patents for class 238 subclass 377]377 Subclass 377 indent level is 1 Bolt anchors and sleeves
 [List of Pre Grant Publications for class 238 subclass 378][List of Patents for class 238 subclass 378]378 Subclass 378 indent level is 1 U-bolts and clips
[List of Pre Grant Publications for class 238 subclass 379][List of Patents for class 238 subclass 379]379 FOOT GUARDS
 [List of Pre Grant Publications for class 238 subclass 380][List of Patents for class 238 subclass 380]380 Subclass 380 indent level is 1 Switch point
 [List of Pre Grant Publications for class 238 subclass 381][List of Patents for class 238 subclass 381]381 Subclass 381 indent level is 1 Wheel-depressed
 [List of Pre Grant Publications for class 238 subclass 382][List of Patents for class 238 subclass 382]382 DEADENING NOISE
 
FOREIGN ART COLLECTIONS
 
      FOR000          CLASS-RELATED FOREIGN DOCUMENTS
 
DIGESTS
 
 [List of Pre Grant Publications for class 238 subclass DIG1][List of Patents for class 238 subclass DIG1] DIG1 TRACK STRUCTURE ASSEMBLED BY GLUING

This page is produced by the Office of Classification Support (Office of Patent Classification) for the Reference Tools Project.

Please send questions and comments to usptoinfo@uspto.gov .

Note: The Patent and Trademark Depository Library Program (PTDLP) administers a nationwide network of public, state and academic libraries designated as Patent and Trademark Depository Libraries authorized by 35 U.S.C. 13 to: Disseminate Patent and Trademark Information Support Diverse Intellectual Property Needs of the Public. PTDL Contact Information

Note: For information/comments on electronic information products, such as purchasing USPTO data, or to discuss system requirements for magnetic tape products, contact:

     Information Products Division -- U.S. Patent and Trademark Office Information Products Division Contact Information
     Or, browse their on-line catalog.

KEY: e Biz=online business system fees=fees forms=formshelp=help laws and regs=laws/regulations definition=definition (glossary)

The Inventors Assistance Center is available to help you on patent matters.Send questions about USPTO programs and services to the USPTO Contact Center (UCC). You can suggest USPTO webpages or material you would like featured on this section by E-mail to the webmaster@uspto.gov. While we cannot promise to accommodate all requests, your suggestions will be considered and may lead to other improvements on the website.

|.HOME | SITE INDEX| SEARCH | eBUSINESS | HELP | PRIVACY POLICY