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Time limits for entering National/Regional Phase under PCT Chapters I and II (in months from priority date)

Note that detailed information on the excusing of delays in meeting time limits before certain designated/elected Offices is contained in the corresponding National Chapters of the PCT Applicant’s Guide.
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Designated/Elected OfficeChapter I (under PCT Article 22)Chapter II (under PCT Article 39(1))
AE - International Center for Patent Registration, Ministry of Economy (United Arab Emirates) 3030
AL - General Directorate of Industrial Property (GDIP) (Albania) 3131
AM - Intellectual Property Office of the Republic of Armenia 3131
AT - Austrian Patent Office 3030
AU - Australian Patent Office 3131
AZ - Intellectual Property Agency of the Republic of Azerbaijan 3031
BA - Institute for Intellectual Property of Bosnia and Herzegovina 3434
BB - Corporate Affairs and Intellectual Property Office (Barbados) 3030
BG - Patent Office of the Republic of Bulgaria 3131
BR - National Institute of Industrial Property (Brazil) 3030
BY - National Center of Intellectual Property (Belarus) 3131
BZ - Belize Intellectual Property Office 3030
CA - Canadian Intellectual Property Office 30 (42)30 (42)
CH - Swiss Federal Institute of Intellectual Property 3030
CN - China National Intellectual Property Administration (CNIPA) 30 (32)30 (32)
CO - Superintendence of Industry and Commerce (Colombia) 3131
CR - Registry of Intellectual Property (Costa Rica) 3131
CU - Cuban Industrial Property Office 3030
CZ - Industrial Property Office of the Czech Republic 3131
DE - German Patent and Trade Mark Office 3131
DK - Danish Patent and Trademark Office 3131
EC - National Service of Intellectual Rights (SENADI) (Ecuador) 3131
EE - Estonian Patent Office 3131
ES - Spanish Patent and Trademark Office 3030
FI - Finnish Patent and Registration Office (PRH) 3131
GB - Intellectual Property Office (United Kingdom) 3131
GE - National Intellectual Property Center of Georgia (SAKPATENTI) 3131
GH - Registrar General's Department (Ghana) 3030
GM - Registrar General's Department, Ministry of Justice (Gambia) 3031
HR - State Intellectual Property Office (Croatia) 3131
HU - Hungarian Intellectual Property Office (HIPO) 3131
ID - Directorate General of Intellectual Property (Indonesia) 3131
IL - Israel Patent Office 3030
IN - Indian Patent Office 3131
IS - Icelandic Intellectual Property Office (ISIPO) 3131
JP - Japan Patent Office (JPO) 3030
KE - Kenya Industrial Property Institute 3030
KG - State Agency of Intellectual Property and Innovation under the Cabinet of Ministers of the Kyrgyz Republic (Kyrgyzpatent) 3131
KP - Intellectual Property Administration (IPA) of the Democratic People's Republic of Korea 3030
KR - Korean Intellectual Property Office 3131
KZ - National Institute of Intellectual Property (NIIP) (Kazakhstan) 3131
LR - Liberia Intellectual Property Office (LIPO) 3031
LU - Intellectual Property Office (Luxembourg) 2030
MA - Moroccan Office of Industrial and Commercial Property (OMPIC) 3131
MD - State Agency on Intellectual Property (Republic of Moldova) 3131
MG - Industrial Property Office of Madagascar 3030
MN - Intellectual Property Office of Mongolia 3131
NO - Norwegian Industrial Property Office 3131
RO - State Office for Inventions and Trademarks (Romania) 3030
SE - Swedish Intellectual Property Office (PRV) 3131
SK - Industrial Property Office of the Slovak Republic 3131
SL - Administrator and Registrar General's Department (Sierra Leone) 3131
US - United States Patent and Trademark Office (USPTO) 3030
ZW - Zimbabwe Intellectual Property Office 3031
AP - African Regional Intellectual Property Organization (ARIPO) 3131
EP - European Patent Office (EPO) 3131
OA - African Intellectual Property Organization (OAPI) 3030
VC - Commerce and Intellectual Property Office (CIPO) (Saint Vincent and the Grenadines) 3131
TN - National Institute for Standardization and Industrial Property (INNORPI) (Tunisia) 3030
EG - Egyptian Patent Office 3030
SY - Ministry of Internal Trade and Consumer Protection, Directorate of Industrial and Commercial Property Protection (Syrian Arab Republic) 3131
SC - Registration Division, Department of Legal Affairs (Seychelles) 3131
BW - Companies and Intellectual Property Authority (CIPA) (Botswana) 3131
ZM - Patents and Companies Registration Agency (PACRA) (Zambia) 3030
MY - Intellectual Property Corporation of Malaysia 3030
DO - National Office of Industrial Property (Dominican Republic) 3030
AO - Angolan Institute of Industrial Property 3030
DM - Registry of Companies, Intellectual Property Office (Dominica) 3030
GD - Supreme Court Registry (Grenada) 3030
HN - Directorate General of Intellectual Property (Honduras) 3030
KN - Intellectual Property Office of St. Kitts and Nevis 3030
LA - Department of Intellectual Property, Ministry of Science and Technology (Lao People's Democratic Republic) 3030
NA - Business and Intellectual Property Authority (BIPA) (Namibia) 3131
PG - Intellectual Property Office of Papua New Guinea 3131
SV - National Center of Registries (CNR) (El Salvador) 3030
ZA - Companies and Intellectual Property Commission (CIPC) (South Africa) 3131
LC - Registry of Companies and Intellectual Property (Saint Lucia) 3030
NG - Patents and Designs Registry, Commercial Law Department (Nigeria) 3030
ST - Industrial Property National Service (SENAPI) 3030
EA - Eurasian Patent Office (EAPO) 3131
PT - National Institute of Industrial Property (Portugal) 3030
CL - National Institute of Industrial Property (Chile) 3030
PE - National Institute for the Defense of Competition and Intellectual Property Protection (Peru) 3030
TZ - Business Registrations and Licensing Agency, Ministry of Industry and Trade (United Republic of Tanzania) 2131
TH - Department of Intellectual Property (DIP) (Thailand) 3030
QA - Intellectual Property Department (Qatar) 3030
LK - National Intellectual Property Office of Sri Lanka 3030
LS - Registrar General's Office (Lesotho) 3031
MK - State Office of Industrial Property (North Macedonia) 3131
MW - Ministry of Justice, Department of the Registrar General (Malawi) 3030
MX - Mexican Institute of Industrial Property 3030
MZ - Industrial Property Institute (IPI) (Mozambique) 3131
NZ - Intellectual Property Office of New Zealand (IPONZ) 3131
PH - Intellectual Property Office of the Philippines 30 (31)30 (31)
PL - Patent Office of the Republic of Poland 3030
RU - Federal Service for Intellectual Property (Rospatent) (Russian Federation) 3131
SD - Registrar General of Intellectual Property Department (Sudan) 3030
SG - Intellectual Property Office of Singapore 3030
TJ - National Center for Patents and Information under the Ministry of Economic Development and Trade of the Republic of Tajikistan 3031
TM - State Service for Intellectual Property of the Ministry of Finance and Economy of Turkmenistan 3031
TR - Turkish Patent and Trademark Office (Turkpatent) 30 (33)30 (33)
TT - Intellectual Property Office, Office of the Attorney General and Ministry of Legal Affairs (Trinidad and Tobago) 3031
UA - State Organization "Ukrainian National Office for Intellectual Property and Innovations" (UANIPIO) 3131
UG - Uganda Registration Services Bureau (URSB) 3031
UZ - Intellectual Property Agency under the Ministry of Justice of the Republic of Uzbekistan 3131
VN - Intellectual Property Office of Viet Nam (IP Viet Nam) 3131
NI - Registry of Intellectual Property (Nicaragua) 3030
RS - Intellectual Property Office (Serbia) 3030
LY - Libyan Industrial Property Office 3030
AG - Antigua and Barbuda Intellectual Property and Commerce Office (ABIPCO) 3030
BH - Directorate of Foreign Trade & Industrial Property, National Patent Office (Bahrain) 3030
DZ - Algerian National Institute of Industrial Property 3131
GT - Registry of Intellectual Property (Guatemala) 3030
OM - National Intellectual Property Office (Ministry of Commerce, Industry and Investment Promotion) (Oman) 3030
IT - Italian Patent and Trademark Office 3030
WS - Ministry of Commerce, Industry and Labour (MCIL) (Samoa) 3030
RW - Office of the Registrar General (Rwanda) 3030
BN - Brunei Darussalam Intellectual Property Office (BruIPO) 3030
SA - Saudi Authority for Intellectual Property (SAIP) 3030
KW - Ministry of Commerce and Industry, Trademarks and Patent Department (Kuwait) 3030
KH - Department of Industrial Property (DIP), Ministry of Industry, Science, Technology and Innovation (MISTI) (Cambodia) 3030
JO - Industrial Property Protection Directorate, Ministry of Industry, Trade and Supply (Jordan) 3030
PA - Directorate General of the Industrial Property Registry (DIGERPI) (Panama) 3030
IR - Intellectual Property Center (Islamic Republic of Iran) 3030
DJ - Office of Industrial Property and Commerce of Djibouti (ODPIC) 3030