International Patent Classification (IPC) - IT support area - Edition 20090101 - Statistics

IPC Statistics

See detailed definitions of IPC statistics: IPCR_ statistics-specification_V1.06.doc (MS-Word).

See detailed IPC statistics figures: IPCR_ statistics-20090101_V1.1.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 1'095 1106 1367 7349 2'462 8455
B 37 37 165 167 1'782 1978 2'361 14'595 4'143 16'573
C 21 21 91 93 1'304 1326 1124 13'121 2'428 14447
D 9 9 39 39 349 350 179 2'611 528 2'961
E 8 8 31 31 317 318 454 2'900 771 3218
F 18 18 95 97 1'040 1041 858 7'294 1'898 8'335
G 14 14 79 79 683 696 1'861 6'805 2'544 7501
H 6 6 49 49 532 537 1'898 7'172 2'430 7'709
Total 129 129 633 639 7'102 7'352 10'102 61'847 17'204 69'199

 

Number of amendments of various types:

Language M
Modification (m-type)		 N
New		 C
Complex modification
(c-type)		 D
Deletion		 U
Amendment which resulted in no change 		R
Renumbering		 Total
of amendments
CL AL CL AL CL AL CL AL CL AL CL AL CL AL
EN 926 1161 151 306 6 3 66 68 17 20 0 0 1166 1558
FR 928 1171 151 312 6 3 66 68 12 12 0 0 1163 1566
Total 1854 2332 302 618 12 6 132 136 29 32 0 0 2329 3124

 

Download detailed IPC statistics in Excel format (ZIP file).

Number of words included in the IPC Scheme in English Number of words included in the IPC Scheme in French