Standardized Application Numbers

Our automated system supports 65 countries/regions worldwide. Please refer to the list below and follow the input format of your country's application number.

LEGEND: X = Serial Number, Y = Year, Z = Custom Prefix/Code*

Country/Region Country Code Format Example
United States US XXXXXXXX 11123123
PCT WO WOYYYYZZXXXXXX WO2012US012345
WO2012EP012345
Europe EP EPYYXXXXXX
EPYYXXXXXXX
EPYYYYXXXXXXX
EP12171536
EP120171536
EP20120171536
Argentina AR ARYYYYPXXXXXX AR2015P102737
Austria AT ATXXXXXXYYYY
ATYYYYXXXXXXX
AT503532016
AT20160050353
Australia AU AUYYYYXXXXXX
AUYYYYXXXXXXX
AU2016201298
AU20160201298
Belgium BE BEYYYYXXXXX
BEYYYYXXXXXXX
BE200100588
BE20010000588
Bulgaria BG BGXXXXXXYY
BGYYYYXXXXXXX
BG11216115
BG20150112161
Brazil BR BRZZYYYYXXXXXX
BRYYYYZZXXXXX
BR112014012669
BR20141112669
Canada CA CAXXXXXXX
CAYYYYXXXXXXX
CA2526782
CA20052526782
Switzerland CH CHXXXYYYY
CHYYYYXXXXXXX
CH7652016
CH20160000765
Chile CL CLYYYYXXXXXX
CLYYYYXXXXXXX
CL2017001446
CL20170001446
China CN CNYYYYXXXXXXX
CNYYYYXXXXXXXX
CNYYYYXXXXXXXU
CN20161910700
CN201610910700
CN20102184946U
Colombia CO COYYXXXXXX
COYYYYXXXXXXX
CO15295687
CO20150295687
Costa Rica CR CRYYYYXXXX
CRYYYYXXXXXXX
CR20170307
CR20170000307
Cyprus CY CYYYXXXXXXX
CYYYYYXXXXXXXT
CY171100328
CY20171100328T
Czech Republic CZ CZYYYYXXXXX
CZYYYYXXXXXXXU
CZ201733977
CZ20170033977U
Germany DE DEZZYYYYXXXXXX
DEYYYYZZXXXXX
DE102009053581
DE20091053581
Denmark DK DKYYXXXXXX
DKYYYYXXXXXXXT
DK09737431
DK20090737431T
Dominican Republic DO DOYYYYXXXXXX
DOYYYYXXXXXXX
DO2017000190
DO20170000190
Eurasian Patent Organization EA EAYYYYXXXXXXX EA20130000260
Estonia EE EEPYYYYXXXXX EEP201600009
Egypt EG EGYYYYXXXXXX
EGYYYYXXXXXXX
EG2011111979
EG20111101979
Spain ES ESYYYYXXXXX
ESYYYYXXXXXXX
ESYYYYXXXXXXXT
ES201001521
ES20100001521
ES20150001593T
Finland FI FIYYYYXXXX
FIYYYYXXXXXXX
FI20070994
FI20070000994
France FR FRYYXXXXX
FRYYYYXXXXXXX
FR1750219
FR20170050219
Great Britain GB GBYYYYXXXXX
GBYYYYXXXXXXX
GB201518256
GB20150018256
Guatemala GT GTYYYYXXXXX
GTYYYYXXXXXXX
GT201500035
GT20150000035
Greece GR GRYYYYXXXXXXX GR20160100116
Hong Kong HK HKYYXXXXXX
HKYYYYXXXXXXX
HK16112606
HK20160112606
Croatia HR HRYYYYPXXXXXXT HR2017P001596T
Hungary HU HUYYYYXXXXXXX HU20050000320
Indonesia ID IDYYYYXXXX
IDYYYYXXXXXXX
ID20012349
ID20010002349
Ireland IE IEXXXXX
IEYYYYXXXXXXX
IEYYYYSXXXXXX
IE85885
IE19850000858
IE2016S000004
Israel IL ILXXXXXXYY
ILYYYYXXXXXXX
IL22213812
IL20120222138
India IN IN (four-digit year + issuing office code + serial number)**
IN2015CHE9621
Iceland IS ISXXXXXX
ISYYYYXXXXXXX
IS050172
IS20170050172
Japan JP JPYYYYXXXXX
JPYYYYXXXXXX
JPYYYYXXXXXXX
JP200613252
JP2006013252
JP20060013252
Korea KR KRYYYYXXXXXXX KR20110125758
Kazakhstan KZ KZYYYYXXXX
KZYYYYXXXXXXX
KZ20121178
KZ20120001178
Luxembourg LU LUXXXXX
LUYYYYXXXXXXX
LU92784
LU20150092784
Morocco MA MAYYYYXXXXXXX MA20080031522
Malaysia MY MYYYYYZZXXXXX MY2012PI05253
Mexico MX MXYYYYXXXXXX
MXYYYYXXXXXXX
MX2015016228
MX20150016228
Netherlands NL NLYYXXXXX
NLYYYYXXXXXXX
NL1038411
NL20101038411
Norway NO NOYYYYXXXX
NOYYYYXXXXXXX
NO20170951
NO20170000951
New Zealand NZ NZXXXXXXYY
NZYYYYXXXXXXX
NZ71650211
NZ20110716502
Peru PE PEXXXXXXYYYY
PEYYYYXXXXXXX
PE0012752017
PE20170001275
Philippines PH PHZYYYYXXXXXX
PHYYYYZXXXXXX
PH12017500465
PH20171500465
Poland PL PLYYYYXXXXXXX PL20030375255
Portugal PT PTYYXXXXXX
PTYYYYXXXXXXX
PT06753980
PT20060753980T
Romania RO ROYYYYXXXXX
ROYYYYXXXXXXX
RO201400471
RO20140000471
Russia RU RUYYYYXXXXXX
RUYYYYXXXXXXX
RU2013140951
RU20130140951
Saudi Arabia SA SA1YYXXXXXX (2009 and later) or YYXXXXXX (prior 2009) SA109300237 or SA04240494
Sweden SE SEYYXXXXX
SEYYYYXXXXXXX
SE1650560
SE20160050560
Singapore SG SGYYYYXXXXXX
SGYYYYXXXXXXX
SG2008021008
SG20080021008
Slovenia SI SIYYYYXXXXX
SIYYYYXXXXXXXT
SI201031542
SI20100031542T
Slovakia SK SKXXXXXYYYY
SKYYYYXXXXXXX
SKYYYYXXXXXXXU
SK500152015
SK20150050015
SK20170050038U
Turkey TR TRYYYYXXXXX
TRYYYYXXXXXXX
TR201604127
TR20160004127
Taiwan TW TWZZZXXXXXX
TWYYYYXXXXXXX
TW100119029
TW20110119029
Ukraine UA UAYYYYXXXXX
UAYYYYXXXXXXX
UAYYYYYYYYXXXXXU
UA201305229
UA20130005229
UA2017201704753U
UY UYYYYYXXXXXXX UY20070030385
Vietnam VN VNYYYYXXXXX VN201402255
Yugoslavia YU YUYYYYXXXXXXX YU20010000132
South Africa ZA ZAYYYYXXXXX
ZAYYYYXXXXXXX
ZA200900923
ZA20090000923
*For PCTs, use the two-letter country code.
*For Brazilian property rights, use "11" for national applications.
*For German property rights, use "10" for national applications and "20" for utility patents.
*For Malaysian property rights, use "PI" for national applications and "UI" for utility patents.
*For Philippine property rights, use "1" for national applications and "2" for utility patents.
*For Chinese-Taipei property rights, use the Republican year in 3-digit format by subtracting 1911 to the current year (e.g. 2011 - 1911 = 100).
**For Indian property rights, the office codes are KOL (Kolkata), MUM (Mumbai), CHE (Chennai) or DEL (Delhi).