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US to IPC8 Concordance for
Class 162 PAPER MAKING AND FIBER LIBERATION
Printable Version [PDF] See notes regarding proper use of US-to-IPC Concordances.
U.S. Subclass IPC8 Subclass IPC8 Group
1 D 21 C 9 / 08
2 D 01 C 3 / 00
3 C 03 B 37 / 00
4 D 21 B 1 / 08
4 D 21 B 1 / 32
4 D 21 C 5 / 02
5 8 D 21 C 5 / 02
9 D 21 C 9 / 00
10 11 D 21 C 9 / 00
10 11 D 21 H 23 / 00
12 D 21 H 23 / 00
13 D 21 C 3 / 00
13 D 21 C 9 / 10
14 D 21 C 11 / 00
15 D 21 C 11 / 06
16 D 21 C 11 / 00
17 19 D 21 C 3 / 26
20 D 01 B 1 / 14
20 D 01 C 1 / 02
21 22 D 21 B 1 / 36
23 D 21 B 1 / 12
23 D 21 B 1 / 30
24 25 D 21 B 1 / 16
26 27 D 21 B 1 / 04
28 D 21 B 1 / 04
28 D 21 C 3 / 26
29 D 21 C 11 / 00
30.1 35 D 21 C 11 / 12
30.1 35 D 21 C 11 / 14
36 D 21 C 11 / 00
37 D 21 C 9 / 10
38 D 21 C 11 / 06
39 D 21 C 1 / 00
40 D 21 C 9 / 10
41 D 21 C 3 / 02
42 43 D 21 C 3 / 22
44 D 21 C 7 / 14
45 D 21 C 3 / 22
46 D 21 C 11 / 10
47 D 21 C 11 / 06
48 49 D 21 C 7 / 14
50 D 21 C 5 / 00
51 D 21 C 11 / 08
52 D 21 C 1 / 10
52 D 21 C 5 / 00
52 D 21 C 7 / 06
52 D 21 C 7 / 08
53 54 D 21 C 1 / 10
53 54 D 21 C 5 / 00
53 54 D 21 C 5 / 02
53 54 D 21 C 9 / 08
55 D 21 C 9 / 08
56 D 21 C 5 / 00
56 D 21 C 9 / 00
57 58 D 21 C 3 / 22
57 58 D 21 C 7 / 00
59 D 21 C 7 / 14
60 D 21 C 9 / 02
61 D 21 C 7 / 12
62 D 21 C 3 / 06
62 D 21 C 7 / 12
63 D 21 C 9 / 10
64 D 21 C 3 / 26
65 D 21 C 9 / 10
66 D 21 C 9 / 12
67 D 21 C 9 / 14
68 D 21 C 1 / 02
69 70 D 21 C 3 / 22
71 D 21 C 9 / 10
72 D 21 C 3 / 20
73 D 21 C 3 / 18
73 D 21 C 3 / 20
74 77 D 21 C 3 / 20
78 80 D 21 C 3 / 00
81 D 21 C 3 / 16
82 D 21 C 3 / 00
83 D 21 C 3 / 04
84 D 21 C 3 / 04
84 D 21 C 3 / 26
85 D 21 C 3 / 18
85 D 21 C 3 / 26
86 D 21 C 3 / 00
87 D 21 C 3 / 18
88 D 21 C 3 / 18
88 D 21 C 3 / 26
89 D 21 C 3 / 02
89 D 21 C 3 / 26
90 D 21 C 3 / 02
91 B 27 N 1 / 00
92 D 01 B 1 / 50
92 D 01 C 1 / 00
93 97 D 01 C 1 / 00
93 97 D 21 C 5 / 00
98 A 01 H 5 / 02
98 D 01 C 1 / 02
98 D 21 C 5 / 00
99 D 01 C 1 / 00
99 D 21 C 5 / 00
100 D 21 C 9 / 00
100 D 21 H 23 / 00
101 102 D 21 H 11 / 00
101 102 D 21 H 13 / 00
101 102 D 21 H 15 / 00
101 102 D 21 H 17 / 00
101 102 D 21 H 19 / 00
101 102 D 21 H 21 / 00
101 102 D 21 H 23 / 00
101 102 D 21 H 25 / 00
101 102 D 21 H 27 / 00
103 B 32 B 5 / 20
103 D 21 H 23 / 00
104 109 D 21 H 11 / 00
104 109 D 21 H 13 / 00
104 109 D 21 H 15 / 00
104 109 D 21 H 17 / 00
104 109 D 21 H 19 / 00
104 109 D 21 H 21 / 00
104 109 D 21 H 23 / 00
104 109 D 21 H 25 / 00
104 109 D 21 H 27 / 00
110 D 21 F 1 / 44
110 D 21 H 11 / 00
110 D 21 H 13 / 00
110 D 21 H 15 / 00
110 D 21 H 17 / 00
110 D 21 H 19 / 00
110 D 21 H 21 / 00
110 D 21 H 23 / 00
110 D 21 H 25 / 00
110 D 21 H 27 / 00
111 113 B 31 F 1 / 12
111 113 D 21 H 11 / 00
111 113 D 21 H 13 / 00
111 113 D 21 H 15 / 00
111 113 D 21 H 17 / 00
111 113 D 21 H 19 / 00
111 113 D 21 H 21 / 00
111 113 D 21 H 23 / 00
111 113 D 21 H 25 / 00
111 113 D 21 H 27 / 00
114 D 21 F 11 / 00
114 D 21 H 11 / 00
114 D 21 H 13 / 00
114 D 21 H 15 / 00
114 D 21 H 17 / 00
114 D 21 H 19 / 00
114 D 21 H 21 / 00
114 D 21 H 23 / 00
114 D 21 H 25 / 00
114 D 21 H 27 / 00
115 117 D 21 F 11 / 00
115 117 D 21 F 13 / 00
115 117 D 21 H 11 / 00
115 117 D 21 H 13 / 00
115 117 D 21 H 15 / 00
115 117 D 21 H 17 / 00
115 117 D 21 H 19 / 00
115 117 D 21 H 21 / 00
115 117 D 21 H 23 / 00
115 117 D 21 H 25 / 00
115 117 D 21 H 27 / 00
118 B 28 B 21 / 48
118 D 21 F 5 / 00
118 D 21 H 11 / 00
118 D 21 H 13 / 00
118 D 21 H 15 / 00
118 D 21 H 17 / 00
118 D 21 H 19 / 00
118 D 21 H 21 / 00
118 D 21 H 23 / 00
118 D 21 H 25 / 00
118 D 21 H 27 / 00
119 122 D 21 F 13 / 00
119 122 D 21 H 11 / 00
119 122 D 21 H 13 / 00
119 122 D 21 H 15 / 00
119 122 D 21 H 17 / 00
119 122 D 21 H 19 / 00
119 122 D 21 H 21 / 00
119 122 D 21 H 23 / 00
119 122 D 21 H 25 / 00
119 122 D 21 H 27 / 00
119 122 D 21 J 5 / 00
123 133 D 21 F 11 / 00
123 133 D 21 F 13 / 00
123 133 D 21 H 11 / 00
123 133 D 21 H 13 / 00
123 133 D 21 H 15 / 00
123 133 D 21 H 17 / 00
123 133 D 21 H 19 / 00
123 133 D 21 H 21 / 00
123 133 D 21 H 23 / 00
123 133 D 21 H 25 / 00
123 133 D 21 H 27 / 00
134 B 44 F 5 / 00
134 D 21 F 11 / 00
134 D 21 F 13 / 00
134 D 21 H 11 / 00
134 D 21 H 13 / 00
134 D 21 H 15 / 00
134 D 21 H 17 / 00
134 D 21 H 19 / 00
134 D 21 H 21 / 00
134 D 21 H 23 / 00
134 D 21 H 25 / 00
134 D 21 H 27 / 00
135 138 D 21 F 11 / 00
135 138 D 21 F 13 / 00
135 138 D 21 H 11 / 00
135 138 D 21 H 13 / 00
135 138 D 21 H 15 / 00
135 138 D 21 H 17 / 00
135 138 D 21 H 19 / 00
135 138 D 21 H 21 / 00
135 138 D 21 H 23 / 00
135 138 D 21 H 25 / 00
135 138 D 21 H 27 / 00
139 D 21 F 11 / 00
139 D 21 H 11 / 00
139 D 21 H 13 / 00
139 D 21 H 15 / 00
139 D 21 H 17 / 00
139 D 21 H 19 / 00
139 D 21 H 21 / 00
139 D 21 H 23 / 00
139 D 21 H 25 / 00
139 D 21 H 27 / 00
140 B 44 F 1 / 12
140 D 21 F 11 / 00
140 D 21 H 11 / 00
140 D 21 H 13 / 00
140 D 21 H 15 / 00
140 D 21 H 17 / 00
140 D 21 H 19 / 00
140 D 21 H 21 / 00
140 D 21 H 23 / 00
140 D 21 H 25 / 00
140 D 21 H 27 / 00
141 153 D 21 F 11 / 00
141 153 D 21 H 11 / 00
141 153 D 21 H 13 / 00
141 153 D 21 H 15 / 00
141 153 D 21 H 17 / 00
141 153 D 21 H 19 / 00
141 153 D 21 H 21 / 00
141 153 D 21 H 23 / 00
141 153 D 21 H 25 / 00
141 153 D 21 H 27 / 00
154 C 04 B 14 / 40
154 D 21 F 11 / 00
154 D 21 H 11 / 00
154 D 21 H 13 / 00
154 D 21 H 15 / 00
154 D 21 H 17 / 00
154 D 21 H 19 / 00
154 D 21 H 21 / 00
154 D 21 H 23 / 00
154 D 21 H 25 / 00
154 D 21 H 27 / 00
155 157.7 D 21 F 11 / 00
155 157.7 D 21 H 11 / 00
155 157.7 D 21 H 13 / 00
155 157.7 D 21 H 15 / 00
155 157.7 D 21 H 17 / 00
155 157.7 D 21 H 19 / 00
155 157.7 D 21 H 21 / 00
155 157.7 D 21 H 23 / 00
155 157.7 D 21 H 25 / 00
155 157.7 D 21 H 27 / 00
158 D 21 F 11 / 00
158 D 21 H 23 / 00
159 182 D 21 H 11 / 00
159 182 D 21 H 13 / 00
159 182 D 21 H 15 / 00
159 182 D 21 H 17 / 00
159 182 D 21 H 19 / 00
159 182 D 21 H 21 / 00
159 182 D 21 H 23 / 00
159 182 D 21 H 25 / 00
159 182 D 21 H 27 / 00
183 186 D 21 F 11 / 00
183 186 D 21 H 11 / 00
183 186 D 21 H 13 / 00
183 186 D 21 H 15 / 00
183 186 D 21 H 17 / 00
183 186 D 21 H 19 / 00
183 186 D 21 H 21 / 00
183 186 D 21 H 23 / 00
183 186 D 21 H 25 / 00
183 186 D 21 H 27 / 00
187 D 21 H 11 / 00
187 D 21 H 13 / 00
187 D 21 H 15 / 00
187 D 21 H 17 / 00
187 D 21 H 19 / 00
187 D 21 H 21 / 00
187 D 21 H 23 / 00
187 D 21 H 25 / 00
187 D 21 H 27 / 00
187 D 21 H 27 / 06
188 D 21 H 11 / 00
188 D 21 H 13 / 00
188 D 21 H 15 / 00
188 D 21 H 17 / 00
188 D 21 H 19 / 00
188 D 21 H 21 / 00
188 D 21 H 23 / 00
188 D 21 H 25 / 00
188 D 21 H 27 / 00
189 191 D 21 F 1 / 66
192 D 21 F 1 / 64
192 D 21 F 5 / 00
193 D 21 F 1 / 36
194 195 D 21 F 11 / 00
194 195 D 21 J 1 / 02
196 D 21 F 7 / 00
196 D 21 F 11 / 00
197 D 21 F 11 / 00
198 D 21 F 11 / 00
198 D 21 F 13 / 00
199 200 D 21 F 1 / 32
201 D 04 H 1 / 58
202 D 21 F 11 / 00
203 D 21 F 11 / 04
203 D 21 F 11 / 08
204 D 21 F 2 / 00
204 D 21 F 11 / 00
205 206 D 21 F 3 / 02
205 206 D 21 F 11 / 00
207 D 21 F 5 / 18
207 D 21 F 11 / 00
208 D 21 F 11 / 00
208 D 21 J 1 / 00
209 D 21 F 1 / 18
209 D 21 F 11 / 00
210 216 D 21 F 1 / 00
210 216 D 21 F 11 / 00
217 D 21 F 1 / 48
217 D 21 F 11 / 00
218 224 D 21 F 13 / 00
218 224 D 21 J 1 / 00
218 224 D 21 J 3 / 00
225 D 21 F 13 / 00
225 D 21 J 1 / 06
226 D 21 J 1 / 06
226 D 21 J 3 / 00
227 D 21 J 1 / 04
227 D 21 J 3 / 00
228 229 D 21 J 3 / 00
228 229 D 21 J 5 / 00
228 229 D 21 J 7 / 00
230 D 21 F 11 / 00
231 D 21 G 1 / 00
232 D 21 F 1 / 00
233 237 D 21 C 7 / 00
238 D 21 C 7 / 12
239 242 D 21 C 7 / 00
243 D 21 C 7 / 14
244 D 21 C 7 / 02
245 D 21 C 7 / 00
246 247 D 21 C 7 / 06
246 247 D 21 C 7 / 08
248 249 D 21 C 7 / 14
250 D 21 C 7 / 10
251 D 21 C 7 / 00
251 D 21 C 7 / 08
252 253 D 21 F 7 / 00
254 D 21 F 1 / 00
255 D 21 F 7 / 04
256 D 21 G 9 / 00
257 D 21 F 1 / 36
258 D 21 F 1 / 08
259 D 21 F 1 / 06
260 B 28 B 1 / 42
261 D 21 B 1 / 32
261 D 21 D 1 / 00
262 D 21 F 7 / 02
263 D 21 F 7 / 06
264 D 21 F 1 / 66
265 266 D 21 H 11 / 00
265 266 D 21 H 13 / 00
265 266 D 21 H 15 / 00
265 266 D 21 H 17 / 00
265 266 D 21 H 19 / 00
265 266 D 21 H 21 / 00
265 266 D 21 H 23 / 00
265 266 D 21 H 25 / 00
265 266 D 21 H 27 / 00
267 268 D 21 H 11 / 00
267 268 D 21 H 13 / 00
267 268 D 21 H 15 / 00
267 268 D 21 H 17 / 00
267 268 D 21 H 19 / 00
267 268 D 21 H 21 / 00
267 268 D 21 H 23 / 00
267 268 D 21 H 25 / 00
267 268 D 21 H 27 / 00
267 268 D 21 J 1 / 00
269 B 01 D 39 / 18
270 D 21 J 3 / 00
271 B 65 H 23 / 34
272 D 21 G 3 / 00
273 D 21 F 7 / 00
274 279 D 21 F 1 / 32
280 B 31 F 1 / 12
281 282 B 31 F 1 / 12
281 282 B 31 F 1 / 29
281 282 D 21 G 3 / 04
283 B 31 C 11 / 00
283 B 65 H 27 / 00
283 D 21 G 9 / 00
284 285 B 31 C 1 / 00
284 285 B 31 C 3 / 00
284 285 B 31 C 5 / 00
286 B 26 D 1 / 00
286 B 26 D 3 / 00
286 D 21 G 9 / 00
287 B 31 F 1 / 00
287 B 31 F 7 / 00
288 D 21 J 3 / 00
289 D 21 G 9 / 00
290 D 21 F 5 / 00
290 D 21 F 9 / 00
291 304 D 21 F 1 / 00
305 D 21 F 3 / 00
305 D 21 F 9 / 00
306 307 D 21 F 2 / 00
308 D 21 F 1 / 20
308 D 21 F 5 / 00
309 D 21 F 9 / 02
309 D 21 H 11 / 00
309 D 21 H 13 / 00
309 D 21 H 15 / 00
309 D 21 H 17 / 00
309 D 21 H 19 / 00
309 D 21 H 21 / 00
309 D 21 H 23 / 00
309 D 21 H 25 / 00
309 D 21 H 27 / 00
310 B 27 N 1 / 00
310 D 21 H 11 / 00
310 D 21 H 13 / 00
310 D 21 H 15 / 00
310 D 21 H 17 / 00
310 D 21 H 19 / 00
310 D 21 H 21 / 00
310 D 21 H 23 / 00
310 D 21 H 25 / 00
310 D 21 H 27 / 00
311 D 21 F 9 / 02
311 D 21 H 11 / 00
311 D 21 H 13 / 00
311 D 21 H 15 / 00
311 D 21 H 17 / 00
311 D 21 H 19 / 00
311 D 21 H 21 / 00
311 D 21 H 23 / 00
311 D 21 H 25 / 00
311 D 21 H 27 / 00
312 D 21 F 1 / 44
312 D 21 F 1 / 48
312 D 21 H 11 / 00
312 D 21 H 13 / 00
312 D 21 H 15 / 00
312 D 21 H 17 / 00
312 D 21 H 19 / 00
312 D 21 H 21 / 00
312 D 21 H 23 / 00
312 D 21 H 25 / 00
312 D 21 H 27 / 00
313 B 28 B 1 / 52
313 D 21 F 1 / 44
313 D 21 H 11 / 00
313 D 21 H 13 / 00
313 D 21 H 15 / 00
313 D 21 H 17 / 00
313 D 21 H 19 / 00
313 D 21 H 21 / 00
313 D 21 H 23 / 00
313 D 21 H 25 / 00
313 D 21 H 27 / 00
314 D 21 F 1 / 44
314 D 21 F 1 / 46
314 D 21 H 11 / 00
314 D 21 H 13 / 00
314 D 21 H 15 / 00
314 D 21 H 17 / 00
314 D 21 H 19 / 00
314 D 21 H 21 / 00
314 D 21 H 23 / 00
314 D 21 H 25 / 00
314 D 21 H 27 / 00
315 317 D 21 F 1 / 00
318 319 D 21 F 1 / 04
318 319 D 21 F 1 / 60
320 D 21 F 1 / 00
321 D 21 F 1 / 04
321 D 21 F 1 / 60
322 D 21 F 1 / 00
323 333 D 21 F 1 / 04
323 333 D 21 F 1 / 60
334 335 D 21 F 1 / 00
336 340 D 21 F 1 / 00
336 340 D 21 F 1 / 06
341 342 D 21 F 1 / 18
343 347 D 21 F 1 / 06
348 349 D 21 F 1 / 10
350 D 21 F 1 / 24
351 352 D 21 F 1 / 10
351 352 D 21 G 9 / 00
353 D 21 F 1 / 58
353 D 21 G 9 / 00
354 D 21 F 1 / 00
355 356 D 21 F 1 / 18
357 D 21 F 1 / 60
358.1 360.3 D 21 F 3 / 00
361 362 D 21 H 11 / 00
361 362 D 21 H 13 / 00
361 362 D 21 H 15 / 00
361 362 D 21 H 17 / 00
361 362 D 21 H 19 / 00
361 362 D 21 H 21 / 00
361 362 D 21 H 23 / 00
361 362 D 21 H 25 / 00
361 362 D 21 H 27 / 00
361 362 D 21 J 7 / 00
363 366 D 21 F 1 / 48
363 366 D 21 F 3 / 10
367 372 D 21 F 3 / 10
373 374 D 21 F 1 / 48
375 376 D 21 F 5 / 00
377 379 D 21 J 3 / 00
380 D 21 H 23 / 00
381 D 21 F 5 / 18
382 395 D 21 J 3 / 00
382 395 D 21 J 7 / 00
396 410 D 21 J 3 / 00
411 416 D 21 J 3 / 00
411 416 D 21 J 7 / 00
Regarding US-to-IPC Concordances [Concordances between US Patent Classification and the International Patent Classification Eighth Edition]: The
USPC does not precisely concord to the IPC. Users of this Concordance must look at the
IPC schedules to select an appropriate classification for the concept being
classified.
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 .
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