Derwent World Patents Index
Coverage for Update 201031
Country Kind Latest Publication Date Number of patents in update
AT Austria A1 15-Jan-06 1
AU Australia A 07-Aug-03 396
A1 29-Apr-10 1111
A2 04-Mar-10 14
A4 29-Apr-10 32
A8 29-Apr-10 134
B 22-Jan-04 116
B1 29-Apr-10 8
B2 29-Apr-10 1161
B4 29-Apr-10 18
B8 29-Apr-10 53
B9 22-Apr-10 9
BE Belgium A 11-Feb-65 1
A3 02-Mar-10 1
A5 02-Mar-10 1
BR Brazil A 03-Mar-09 108
A2 02-Mar-10 2
A3 28-Apr-98 1
CA Canada A 30-Jan-99 43
A1 17-Apr-10 1402
C 04-May-10 356
CH Switzerland A1 15-Apr-10 1
A2 15-Mar-10 1
B1 15-Apr-10 1
CN China A 28-Apr-10 15703
C 31-Mar-10 805
U 28-Apr-10 1277
Y 31-Mar-10 1514
CZ Czech Republic A3 05-May-10 22
B6 05-May-10 26
DE Germany A 15-Mar-90 4
A1 06-May-10 499
A5 06-May-10 1
A8 06-May-10 2
A9 06-May-10 5
B 07-Apr-65 7
B3 06-May-10 17
B4 06-May-10 122
B8 26-Nov-09 2
B9 04-Jun-09 1
C2 12-Jul-01 1
E 06-May-10 770
G 06-May-10 61
T 28-Jun-01 2
T2 25-Jun-09 306
T5 06-May-10 29
T8 05-Feb-09 5
T9 10-Jun-09 2
U1 06-May-10 184
DK Denmark A 27-Mar-10 4
B 19-Apr-10 3
EP European A 21-Nov-91 24
A1 12-May-10 2039
A2 12-May-10 973
A3 12-May-10 247
A4 10-Sep-97 8
A8 12-May-10 4
A9 18-Mar-09 3
B1 12-May-10 1281
B2 12-May-10 3
B8 12-May-10 19
B9 12-May-10 9
ES Spain A1 30-Apr-10 19
B1 30-Apr-10 1
B2 10-Mar-10 1
T1 16-Jan-03 1
T3 30-Dec-09 159
U 30-Apr-10 13
FI Finland A 13-Mar-10 27
B1 30-Apr-10 16
FR France A 01-Jul-66 3
A1 07-May-10 176
A3 07-May-10 4
B1 23-Apr-10 983
B3 09-Apr-10 18
GB Great Britain A 12-May-10 446
B 12-May-10 389
HU Hungary A1 28-Apr-10 15
A2 28-Feb-05 13
B 28-Mar-00 1
B1 28-Sep-09 4
T 28-Jan-98 4
IE Ireland B 28-Apr-10 4
B3 28-Apr-10 3
IL Israel A 23-Mar-10 19
IN India B 26-Mar-10 57
I1 26-Mar-10 21
I2 05-Mar-10 7
I3 12-Mar-10 6
I4 26-Mar-10 13
P1 26-Mar-10 22
P2 19-Mar-10 53
P3 15-May-09 11
P4 19-Mar-10 25
IT Italy B 19-Apr-10 179
JP Japan A 06-May-10 4754
B 23-Apr-93 6
B1 12-May-10 51
B2 12-May-10 3461
U 06-May-10 17
W 06-May-10 335
X 06-May-10 42
KR Republic of Korea A 22-Apr-10 1287
B 21-Dec-05 68
B1 29-Apr-10 576
U 22-Apr-10 51
Y1 28-Apr-10 27
LU Luxembourg A 08-Mar-10 1
MX Mexico A1 31-Jan-10 102
B 25-Feb-10 39
NL Netherlands A 13-May-66 9
C2 02-Dec-08 19
NO Norway A 09-Apr-10 60
B 01-Jun-93 1
B1 22-Dec-08 6
NZ New Zealand A 26-Mar-10 131
PH Philippines A 18-Jan-99 1
B1 05-Nov-09 2
PT Portugal A 30-Sep-93 1
A1 28-Feb-07 1
RD Research Disclosure A 10-Apr-10 19
RO Romania B1 30-Jul-04 2
RU Russian Federation C1 10-May-10 500
C2 20-Apr-10 276
SE Sweden A 27-Apr-10 20
C2 04-May-10 7
SG Singapore A1 30-Mar-10 26
SK Slovakia A3 05-Jun-09 10
B6 02-Aug-07 3
SU Soviet Union A 30-Jun-91 3
TW Taiwan A 16-Oct-09 2155
B1 21-Oct-09 965
U 11-Sep-09 62
US United States Of America A 26-Dec-00 434
A1 06-May-10 3970
A2 06-May-10 6
A9 06-May-10 6
B1 11-May-10 672
B2 11-May-10 4681
C1 04-May-10 2
E 11-May-10 11
WO Patent Co-operation Treaty A 05-Mar-92 18
A1 06-May-10 2209
A2 06-May-10 958
A3 06-May-10 240
A4 06-May-10 3
A8 06-May-10 20
A9 06-May-10 13
B1 24-Dec-08 2
ZA South Africa A 27-Jan-10 61