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