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