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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classes of the form Dxx.yy) are not retreivable.
Class Number: 433
Class Title: DENTISTRY
Subclass Subclass
Number Title
1 VETERINARY DENTISTRY
2 ORTHODONTICS
3 .Tool
4 ..Plier type
5 .Including extra-oral force transmitting means
6 .By mouthpiece-type retainer
7 .By device having means to apply outwardly directed force (e.g.,
expander)
8 .Bracket
9 ..Cemented to tooth
10 ..Having means to secure arch wire
11 ...Resiliently biased clamping member
12 ...Tension adjustment nut
13 ...Separable securing means
14 ....Lock pin
15 ....Ligature wire
16 ..Having adjustable or angular arch wire guide
17 ..Having arch wire enclosing guide (e.g., buccal tube)
18 .Means to transmit or apply force to tooth
19 ..Acting between upper and lower teeth
20 ..Arch wire
21 ..Metallic spring
22 .Arch wire attachment
23 .Band
24 .Method of positioning or aligning teeth
25 APPARATUS
26 .Tooth selection guide
27 .Having condition sensor to transmit signal to regulate
indicating device or controller
28 ..Switch or valve controlled by presence of device on support
29 .Having means to emit radiation or facilitate viewing of the
work
30 ..Mirror
31 ...Combined with other device
32 .Having heater or electrode
33 .Having support for patient or operator
34 .Having static product shaping surface (e.g., mold)
35 ..Having cooling means
36 ..Having settable material dispenser or fill openings
37 ..Intra-oral
38 ...Comprising frame and flexible bib
39 ...Deformable or flexible band (e.g., matrix)
40 ...Single tooth
41 ...Adjustable
42 ....Upper section relative to lower section
43 ....Pivotally connected sections
44 ...Having positioning means or gauge
45 ...Having means to facilitate assembly or disassembly
46 ....Detachable handle
47 ...Including release facilitating means
48 ...Mold material
49 .Work supportt
50 ..Including tool, marker, or coupling means therefor
51 ...Abrading tool or cutter
52 ..Including motor or power transmitting means
53 ..Including means to support plural workpieces for relative
movement
54 ...Articulator or attachment therefor
55 ....Having visual indicator or recorder
56 ....Including gauge or means for removably mounting gauge on
support
57 ....Including hinge having parts which cooperate in a manner
allowing relative movement
58 .....And resiliently biased
59 ....Including adjustable incisal guide
60 ....Including means to secure workpiece or articulator
61 ....Having pivot and additional adjustment between workpiece
supporting means
62 .....Additional pivot
63 ......Rectilinear adjustment
64 ......Ball-and-socket
65 .....Rectilinear adjustment only between supporting means and
pivot
66 ....Having lock or adjustable stop for pivoted work holder
67 .....Workpiece supporting means between adjustable stop and
pivot
68 .Having means to record or indicate jaw movement or position or
dental occlusion
69 ..Jaw movement
70 ..By transfer of material to teeth
71 ..By deformation of material
72 .Having gauge or guide
73 ..Condylar referencing means (i.e., face bow)
74 ..Dowel pin or positioner therefor
75 ..Having tool, marker, or coupling or guiding means therefor
76 ...Parallel drilling
77 .Having storage or nonuse supporting means (e.g., tray, rack,
cabinet, etc.)
78 ..Including hose retractor
79 ..Movably mounter tray or holder
80 .Having intra-oral dispensing means
81 ..Endodontic
82 ..Combined with or attachment for work contacting tool or
handpiece therefor
83 ...Having means to compact dispensed material
84 ...Power-driven tool having fluid control valve for dispensed
material
85 ....On or adjacent handpiece or handle
86 ...Ultrasonic tool
87 ...Dispenser externally mounted on tool or handpiece
88 ..Dispensed material discharged by fluid current
89 ..Hand-held implement with material supply
90 ...Single charge device having plunger-type ejector
91 .Having suction orifice
92 ..And suction pump or material separator
93 ..And mouth prop, tongue guard or depressor, or cheek spreader
94 ..And clamp or positioner
95 ..And control valve for suction
96 ..In flexible conduit or eduction tube
97 .Having receptacle (e.g., cuspidor))
98 .Including activator or regulator for controller or drive
99 ..In handpiece
100 ...Fluid control valve
101 ..Foot operated
102 .Broach
103 .Having motor or means to transmit motion from motor to tool
(e.g., "engine")
104 ..Including lubricating or apparatus cooling means
105 ..Including clutch or variable transmission
106 ..Including braking means
107 ..Including means to apply counter force to counteract tool
weight or movement
108 ..And means to retain standard, arm, or handpiece in adjusted or
stored position
109 ...Pivotally adjustable
110 ..Endless belt transmission
111 ...Having tensioning means
112 ..Flexible shaft transmission
113 ..Having treadle
114 ..Hand-held tool or handpiece
115 ...Having seal
116 ...Having cover or guard
117 ...Including shock absorbing or vibration dampening means
118 ...Having reciprocating, vibrating, or oscillating output
119 ....Ultrasonic
120 ....Fluid motor
121 ....Impact by sudden release of spring
122 ....Having rotating cam or eccentric
123 .....And adjustment for stroke, intensity, or position of tool
124 ....Angularly offset tool
125 ...Having abrading or polishing means
126 ...Having means facilitating assembly or disassembly of tool or
handpiece
127 ....Means to releaseably grip tool
128 .....Comprising locking means extending into groove or recess
129 .....Including axially movable collect to cam fingers
130 ...Having adjustable head
131 ...Having motor
132 ....Rotary fluid turbine
133 ...Contra angled handpiece
134 ..Arbor
135 ...Screw actuated clamp for apertured tool bit
136 .Having absorption means or means to isolate tooth or mouth from
adjacent area (e.g., bib, dam, etc.)
137 ..Bib
138 ..And discrete oral fastening or positioning means
139 ...Tooth clamp
140 .Jaw, cheek, lip, or tongue positioner
141 .Hand manipulatable implement
142 ..Having abrading or polishing means
143 ..Scaler
144 ..Having cutter
145 ...Including force multiplier
146 ..Having means facilitating assembly or disassembly
147 ...Removable tool element
148 ..Separator
149 ...Comprising tooth contacting wedge or wedge actuator
150 ..Impacting meanss
151 ...By sudden release of spring
152 ..Including work penetrating portion to secure tool to work
153 ..Having relatively movable work engaging surfaces
154 ...Three or more relatively movable coacting surfaces
155 ....Work accommodating slot or opening through surface (e.g.,
matrix clamp)
156 ...Including contoured work shaping surface
157 ...Pivoted
158 ....Having actuating screw
159 ....Having handles to pivot surface (e.g., pliers)
160 .....Plural pivots
161 ...Screw actuated
162 ...Resiliently biased
163 ..Work carrier
164 ..Plugger
165 .Tool bit
166 ..Abrading or polishing
167 PROSTHODONTICS
168.1 .Denture liner or cushion
169 .Stress breaker
170 ..Between tooth engaging clasp and denture
171 .Prefabricated denture
172 .Holding or positioning denture in mouth
173 ..By fastening to jawbone
174 ...By screw
175 ...Shape of removed tooth root
176 ...By blade
177 ..By resiliently biased means
178 ...Tooth engaging clasp
179 ...Acting between upper and lower denture
180 ..By cement or adhesive
181 ...Including mating connectors on denture and abutment tooth
182 ....And additional member for securing connectors together
183 ...Including crown cemented to existing tooth
184 ..By suction
185 ...Including valve or air passageway leading from suction area
186 ...Cup or disc
187 ....Plural cups or discs
188 ...Suction area comprising recess or cavity formed in denture
base
189 ..By magnetic material
190 .Connecting right and left segments of partial denture
191 .Attaching artificial tooth to base or adjacent artificial
tooth
192 ..By cavity in tooth for base material
193 ..Connected to base by discrete connecting member
194 ...And additional discrete element for securing connecting
member to tooth
195 ...Imbedded in base material
196 .Orienting or positioning teeth
197 .Cutting edge shape or arrangement
198 ..Metallic cutting edge
199.1 .Denture base construction
200.1 ..Metallic
201.1 .Dental implant construction
202.1 .Tooth construction
203.1 ..Indicia, tinting, or shading
204 ..Having means facilitating replacement of tooth portionn
205 ..Having plural piece backing or discrete connecting means for
adjacent tooth portions
206 ..Metallic tooth, tooth portion, or attachment
207 ...Alloy
208 ...Metallic backing
209 ....Having dovetail, "T", pinhead, or bulbous protrusion
extending into congruent recess in facing
210 ....Having pin extending into facing
211 ...Connecting pin
212.1 ..Nonmetallic composite
213 .Preliminary casting, model, or trial denture
214 .Impression taking or bite determination
215 METHOD OR MATERIAL FOR TESTING, TREATING, RESTORING, OR REMOVING
NATURAL TEETH
216 .Cleaning
217.1 .By lining or coating
218 .Crown
219 ..Attachment to natural tooth or adjacent crown
220 ...By post
221 ....Having surface grooves or ridges
222.1 ..Composite
223 ..Method of fabricating
224 .Endodontic
225 .Anchor pin
226 .By filling, bonding or cementing
227 ..Foil
228.1 ..By named composition
229 MISCELLANEOUS