Class 523 SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES
Printable Version[PDF] See notes regarding proper use of US-to-IPC Concordances. | ||
U.S. Subclass | IPC8 Subclass | IPC8 Group |
---|---|---|
1 | C 08 G | 61 / 02 |
1 | C 08 J | 3 / 00 |
100 | A 23 B | 7 / 16 |
101 | A 21 D | 8 / 08 |
102 | A 61 L | 9 / 04 |
103 | C 09 C | 1 / 56 |
105 | A 61 K | 8 / 72 |
106 | G 02 B | 1 / 04 |
107 | C 08 F | 290 / 06 |
108 | B 29 D | 11 / 00 |
111 | C 08 L | 15 / 00 |
112 | A 01 N | 1 / 00 |
113 - 115 | A 61 F | 2 / 00 |
113 | A 61 L | 24 / 00 |
117 | A 61 F | 2 / 00 |
117 | A 61 K | 8 / 00 |
118 - 120 | A 61 K | 6 / 00 |
121 | B 41 M | 5 / 155 |
122 | C 09 D | 5 / 16 |
123 | A 01 G | 9 / 02 |
124 | D 06 P | 1 / 52 |
125 | C 08 K | 5 / 00 |
126 | C 08 K | 5 / 56 |
127 - 128 | C 08 K | 5 / 00 |
128 - 129 | C 08 K | 11 / 00 |
130 - 131 | C 09 K | 8 / 00 |
132 | C 09 K | 17 / 00 |
135 | A 01 G | 9 / 14 |
136 - 137 | G 21 F | 1 / 10 |
137 | G 21 K | 1 / 10 |
138 | F 02 K | 9 / 34 |
139 | B 22 C | 1 / 00 |
139 | B 22 C | 1 / 22 |
139 | B 22 C | 3 / 00 |
140 | B 22 D | 7 / 10 |
140 | C 21 B | 7 / 12 |
141 | C 21 B | 7 / 00 |
141 | C 21 C | 5 / 46 |
142 - 148 | B 22 C | 1 / 22 |
149 - 159 | C 08 J | 5 / 14 |
160 - 161 | C 09 D | 11 / 00 |
161 | C 09 D | 5 / 00 |
164 | C 09 D | 13 / 00 |
166 | B 29 C | 73 / 00 |
167 | A 43 B | 13 / 42 |
167 | C 09 G | 1 / 00 |
168 | C 03 C | 27 / 00 |
169 | C 09 K | 3 / 18 |
170 | C 03 C | 8 / 14 |
171 | C 09 D | 5 / 29 |
172 | F 21 V | 7 / 22 |
173 | H 02 G | 15 / 00 |
174 | G 11 B | 3 / 70 |
175 | B 05 D | 5 / 08 |
175 | C 09 K | 3 / 00 |
176 - 177 | C 09 J | 4 / 00 |
176 - 177 | C 09 J | 101 / 00 |
176 - 177 | C 09 J | 201 / 00 |
179 | C 09 K | 21 / 14 |
180 | C 06 B | 23 / 00 |
181 | G 11 B | 5 / 62 |
200 | C 08 K | 9 / 00 |
201 - 202 | C 08 L | 83 / 00 |
201 | C 09 D | 151 / 00 |
202 | C 08 K | 9 / 04 |
203 | C 03 C | 25 / 26 |
204 | C 08 K | 9 / 02 |
205 - 209 | C 08 K | 9 / 00 |
210 - 211 | C 08 K | 9 / 10 |
210 - 211 | C 08 K | 9 / 12 |
212 - 214 | C 08 K | 9 / 06 |
215 - 217 | C 08 K | 9 / 00 |
218 - 219 | C 08 J | 9 / 32 |
220 | C 08 K | 7 / 00 |
221 | C 09 D | 5 / 03 |
222 | C 08 K | 7 / 02 |
223 | C 08 K | 7 / 16 |
300 | C 08 G | 18 / 08 |
300 | C 08 J | 3 / 28 |
303 | C 08 J | 3 / 00 |
305 | C 08 F | 220 / 12 |
306 | C 08 F | 2 / 10 |
307 | C 10 C | 3 / 02 |
309 | C 08 G | 18 / 08 |
310 | C 08 F | 6 / 16 |
312 | C 08 C | 1 / 10 |
323 | B 29 B | 9 / 06 |
324 | C 08 G | 59 / 42 |
326 - 328 | C 08 J | 3 / 00 |
330 | C 09 B | 67 / 00 |
331 | C 08 J | 3 / 09 |
332 | C 08 F | 6 / 00 |
333 | C 09 B | 67 / 00 |
334 | C 08 J | 3 / 215 |
335 | C 08 C | 1 / 08 |
335 | C 08 J | 3 / 02 |
336 - 337 | C 08 J | 3 / 00 |
339 | C 08 J | 3 / 09 |
340 | C 08 J | 3 / 00 |
342 | C 08 J | 3 / 12 |
343 | C 08 G | 18 / 08 |
344 | C 08 J | 3 / 00 |
347 | C 08 G | 69 / 04 |
351 | C 08 J | 3 / 20 |
351 | C 08 J | 3 / 22 |
352 | C 08 C | 1 / 14 |
352 | C 08 J | 3 / 16 |
353 | C 08 J | 3 / 00 |
353 | C 08 J | 3 / 22 |
375 | B 09 B | 3 / 00 |
400 | C 08 G | 59 / 50 |
400 - 403 | C 08 L | 63 / 00 |
402 - 413 | C 08 K | 3 / 20 |
406 | C 08 G | 65 / 333 |
407 | C 08 L | 51 / 00 |
408 - 413 | C 09 D | 5 / 44 |
414 - 418 | C 08 L | 63 / 00 |
420 - 425 | C 08 K | 3 / 20 |
423 | C 08 F | 283 / 10 |
424 | C 08 L | 61 / 04 |
425 - 429 | C 08 L | 63 / 00 |
427 | C 08 G | 59 / 38 |
428 | C 08 G | 59 / 22 |
429 | C 08 G | 59 / 50 |
433 | H 01 B | 3 / 40 |
434 | C 08 G | 59 / 42 |
435 | H 01 L | 23 / 29 |
436 | C 08 F | 255 / 00 |
437 | C 08 G | 59 / 32 |
438 | C 09 K | 3 / 10 |
439 | C 08 G | 18 / 64 |
440 - 466 | C 08 L | 63 / 00 |
444 | C 08 K | 3 / 40 |
445 | C 08 G | 59 / 40 |
446 | C 08 K | 11 / 00 |
447 | C 08 L | 3 / 00 |
447 | C 08 L | 5 / 00 |
448 | C 08 L | 1 / 00 |
449 | C 08 L | 89 / 00 |
450 | C 08 L | 95 / 00 |
451 | H 01 B | 3 / 40 |
452 | C 07 F | 9 / 659 |
453 | C 08 K | 5 / 36 |
454 | C 08 K | 5 / 07 |
455 | C 08 K | 5 / 09 |
455 | C 08 K | 5 / 10 |
456 - 461 | C 08 K | 5 / 00 |
462 | C 08 K | 5 / 02 |
463 - 465 | C 08 K | 5 / 01 |
468 | C 08 L | 63 / 00 |
500 - 508 | C 08 L | 67 / 00 |
501 - 504 | C 08 K | 3 / 20 |
505 | C 04 B | 26 / 18 |
506 | C 08 G | 63 / 682 |
507 - 508 | C 08 K | 5 / 00 |
509 | C 08 K | 11 / 00 |
510 | C 08 K | 5 / 06 |
510 | C 08 K | 5 / 13 |
510 - 521 | C 08 L | 67 / 00 |
511 | C 08 K | 5 / 00 |
512 | C 08 K | 3 / 04 |
513 | C 08 K | 3 / 00 |
514 | C 08 F | 299 / 04 |
515 | B 29 C | 33 / 38 |
516 | C 08 G | 63 / 682 |
517 | C 08 K | 5 / 02 |
518 | C 08 K | 5 / 01 |
518 | C 08 L | 91 / 08 |
518 | C 08 L | 95 / 00 |
521 | C 08 K | 3 / 34 |
522 - 523 | C 08 F | 299 / 04 |
526 | C 08 F | 283 / 01 |
527 | C 08 K | 3 / 40 |