International Patent Classification (IPC) - IT support area - Edition 20080101 - Statistics
IPC-8 Statistics
See detailed definitions of IPC-8 statistics: IPCR_ statistics-specification_V1.05.doc (MS-Word).
See detailed IPC-8 statistics figures: IPCR_ statistics-20080101_V1.05.doc
Summary table:
Section | No. of classes | No. of subclasses | No. of main groups | No. of subgroups | Total no. of groups | |||||
CL | AL | CL | AL | CL | AL | CL | AL | CL | AL | |
A | 16 | 16 | 84 | 84 | 1'103 | 1'113 | 1'343 | 7'290 | 2'446 | 8'403 |
B | 37 | 37 | 165 | 167 | 1'974 | 2'170 | 2'361 | 14'570 | 4'335 | 16'740 |
C | 21 | 21 | 91 | 93 | 1'326 | 1'348 | 1'124 | 13'121 | 2'450 | 14'469 |
D | 9 | 9 | 39 | 39 | 349 | 350 | 179 | 2'611 | 528 | 2'961 |
E | 8 | 8 | 31 | 31 | 318 | 319 | 454 | 2'900 | 772 | 3'219 |
F | 18 | 18 | 95 | 97 | 1'049 | 1'062 | 858 | 7'297 | 1'907 | 8'359 |
G | 14 | 14 | 79 | 79 | 679 | 679 | 1'862 | 6'789 | 2'541 | 7'468 |
H | 6 | 6 | 49 | 49 | 516 | 521 | 1'862 | 6'821 | 2'378 | 7'342 |
Total | 129 | 129 | 633 | 639 | 7'314 | 7'562 | 10'043 | 61'399 | 17'357 | 68'961 |
Download
detailed IPC-8 statistics in Excel format (ZIP
file).