International Patent Classification (IPC) - IT support area - Edition 20110101 - Statistics

IPC Statistics

See detailed definitions of IPC statistics: IPC_statistics-specification_V2.1.doc (MS-Word).

See detailed IPC statistics figures: IPC_statistics-20110101_V2.0.doc

Summary table:

Section No. of classes No. of subclasses No. of main groups No. of subgroups Total no. of groups
A 16 84 1108 7363 8471
B 37 166 1993 14667 16660
C 21 86 1328 13141 14469
D 9 39 350 2611 2961
E 8 31 318 2900 3218
F 18 95 1064 7381 8445
G 14 80 694 6917 7611
H 6 50 538 7513 8051
Total 129 631 7393 62493 69886

 

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
EN 769 517 55 110 0 0 1451
FR 763 517 54 110 7 0 1451
Total 1532 1034 109 220 7 0 2902

 

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