What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.
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363-131 121-55A 14-.5
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Class Number: 472
Class Title: AMUSEMENT DEVICES
Subclass Subclass
Number Title
1 ROUNDABOUT
2 .With structure for causing reciprocal translation of roundabout
along vertical path (e.g., elevator, etc.)
3 .Having feature for facilitating transport by vehicle structure
4 .And occupant propelled seesaw
5 ..Seesaw operated drive structure helps maintain roundabout
motion
6 .Powered toy type
7 ..Having article completely supported by rotating tether, arm,
or suspending structure
8 ...Article carried propulsion means
9 ....Having altitude control structure
10 ....Electric motor
11 ...Having altitude control structure
12 ..Article travels over stationary track or platform
13 .Marine
14 .Occupant propelled
15 ..Trainer for foot travel (e.g., for walking, skating, etc.)
16 ..Having carrier rotating about horizontal axis
17 ...And orthoganal axis intersecting therewith
18 ..Having carrier rotating about stationary inclined axis
19 ..By roundabout mounted drive structure used to maintain motion
20 ...Occupant support pivotally suspended from above
21 ...Occupant bearing travel wheel driven by crank structure
(e.g., pedaled cycle, etc.)
22 ...Endless belt or chain
23 ...Ratchet
24 ...Cooperating gears
25 ..Having hemispherically shaped base
26 ..Having traveling wheel or roll
27 .Having occupant or article carriage mounted propulsion means
28 .Having freely moving occupant or article carriage on turning
platform
29 .Having carrier rotating about vertical axis (e.g.,
merry-go-round, etc.)
30 ..And about horizontal axis (e.g., turntable supported ferris
wheel, etc.)
31 ..About plural discrete, vertical axes
32 ..Suspended occupant or article carriage type
33 ...Circularly traveling, centrifugal swing
34 ...Carriage moves repeatedly up and down
35 ...Rotating platform
36 ..Using individual occupant or article carriage to ride on
stationary track or platform
37 ...Vertically undulating track or platform
38 ...Outwardly varying path
39 ..Using cantilevered arm arrangement to repeatedly move occupant
or article up and down
40 ..Disk, ring, or bowl
41 ...Concentric arrangement
42 ...Employing occupant or article carriage moving repeatedly up
and downn
43 .Occupant or article carriage follows stationary, horizontally
winding, track or platform
44 .Having carrier rotating about horizontal axis
45 ..Having suspended occupant or article carriage (e.g., ferris
wheel, etc.)
46 ...About plural discrete, horizontal axes
47 .Having carrier rotating about an axis having varying angular
orientation
48 WALKWAY HAVING MOVABLE FLOOR OR STAIR STEP
49 PARACHUTE-DROP SIMULATOR
50 HAVING TRIP-RELEASE SUPPORTING PERSON AGAINST GRAVITY
51 FOR PERPETRATING PRACTICAL JOKE OR INITIATION CEREMONY
52 .Unexpectedly expels fluid or powder (e.g., into face of victim,
etc.)
53 ..And produces unexpected noise
54 .Unexpectedly falls apart or projects movable or free part
55 ..User contacted by attached projected part
56 .Produces unexpected noise, vibration, or electric shock
57 ILLUSION OR STAGE DEVICE
58 .Alternative scenes provided by reflection from and transmission
through transparent mirror
59 .Person experiences illusion of being in motion (e.g., travel
simulation, etc.)
60 ..By use of video or projected picture
61 .Illusion caused by video, projected picture, or special light
effect
62 .Maze or labyrinth
63 .Illusion caused by mirror
64 .Illusion caused by sound imitation or effect
65 .Illusion caused by visual imitation of event occurring in
nature (e.g., rain, snow, fire, etc.)
66 .Pyrotechnic display
67 .Simulation of self-propelled object in liquid filled container
(e.g., Cartesian diver)
68 .Illusion caused by apparent levitation
69 .Illusion caused by apparent penetration or severance
70 .Illusion caused by simulation of or attachment to human body
part
71 .Illusion caused by apparent appearance or disappearance
72 .Illusion caused by apparent change in color, printed matter,
surface texture, or rigidity
73 .Card trick illusion
74 .Illusion caused by abnormal interior building structure
appearing normal
75 .Stage apparatus or setting
76 ..Having rapid movement
77 ..Shifting scenery or curtain
78 ...Hoisting apparatus
79 ...Guide, brace, or clip
80 ..Aerial suspension device
81 ..Prop
82 ...Tank
83 ...Simulates vehicle
84 ...Simulates animal
85 RACETRACK
86 .For nonhuman animal (e.g., horse racetrack, etc.)
87 ..For dog
88 SURFACE FOR WHEELED OR GLIDING VEHICLEE
89 .For wheeled vehicle (e.g., for bicycle, roller skate, etc.)
90 .For foot-attached gliding vehicle (e.g., ski slide, ice skating
surface, etc.)
91 ..Surface moves as a whole or comprises rotatable or rollable
elements
92 SURFACE OR ENCLOSURE FOR ATHLETIC OR EXHIBITION EVENT (E.G.,
ARENA, TRACK, COURT, PLAYING FIELD, ETC.)
93 .Fight ring
94 .Walled enclosure (e.g., racquetball or paddle tennis court,
etc.)
95 ROCKABLE ANIMAL SIMULATION HAVING RIDER SEAT MEANS (E.G.,
ROCKING HORSE, ETC.)
96 .With power or externally operated rocking means
97 ..Motor operated (e.g., mechanical bull, etc.)
98 .Having animal sound simulation
99 .Having relatively movable animal part
100 .Having safety feature
101 .Combined with disparate device
102 .Having arcuate rocking base
103 .Having spring support
104 ..Coiled type
105 ...Plural coiled springs
106 SEESAW
107 .Motor operated
108 .Foot, hand, or seat operated
109 .Having safety feature
110 .One person type
111 .Having horizontally maintained seat
112 .Having counterbalance means
113 .Spring assisted
114 .Having arcuate base
115 .Collapsible
116 BODY SLIDE
117 .Water slide
118 SWING
119 .Motor operated
120 .Having hand and foot operator
121 .Having hand operator
122 ..Cable grasp
123 ...Pulley mounted
124 .Having foot operator with separate suspender
125 .For plural occupants
126 SANDBOX TYPE
127 BODY-SUPPORTING SIMULATED LOG-ROLLING DEVICE (I.E., BIRLING
DEVICE)
128 AQUATIC
129 .Body-supporting buoyant device
130 SIMULATES AIRCRAFT OR SPACE VEHICLE OR SIMULATES THE MOVEMENT
THEREOF
131 OCCUPANT SUPPORT TRANSLATABLE ALONG VERTICAL PATH
132 OPERATED BY OR USING LIVE ANIMAL
133 BODY ATTACHED, WORN, OR CARRIED
134 INFLATABLE OR PNEUMATIC
135 OCCUPANT OPERATED ROCKING, OSCILLATING, OR BOUNCING DEVICE
136 BUILDING OR PART THEREOF
137 MISCELLANEOUS