Countries must file a PCT National Phase (NP) application within a specified months from priority date.

Country Code

Designated country

Months

AE

United Arab Emirates

30

AG

Antigua and Barbuda

30

AL

Albania

31

AM

Armenia

31

AO

Angola

30

AT

Austria

30

AU

Australia

31

AZ

Azerbaijan

30

BA

Bosnia and Herzegovina

34

BG

Bulgaria

31

BH

Bahrain

30

BR

Brazil

30

BW

Botswana

31

BZ

Belize 

30

CA

Canada 

30

CH

Switzerland

30

CL

Chile 

 30 

CN

China 

30

CO

Colombia 

31

CR

Costa Rica 

31

DE

Germany

31

DK

Denmark

 31

DZ

Algeria 

31

EA

Eurasian Patent Organization 

31

EC

Ecuador 

31

EE

Estonia

31

EG

Egypt 

30

EP

European Patent Organisation

31

ES

Spain

30

EI

Finland

31

GB

United Kingdom

31

GE

Georgia 

31

GH

Ghana

30

GT

Guatemala 

30

HU

Hungary

31

ID

Indonesia 

31

IL

Israel 

30

IN

India 

31

IQ

Iraq

31

IR

Iran

30

IS

Iceland

31

IT

Italy

30

JO

Jordan

30

JP

Japan 

30

KE

Kenya

30

KH

Cambodia

30

KR

Republic of Korea 

31

KW

Kuwait

30

LK

Sri Lanka 

30

LU

Luxembourg

20

MA

Morocco 

31

MX

Mexico 

30

MY

Malaysia 

30

NA

Namibia

31

NG

Nigeria 

30

NO

Norway 

31

NZ

New Zealand 

31

OM

Oman 

30

PH

Philippines 

30

PL

Poland

30

PT

Portugal

30

QA

Qatar

30

RO

Romania

30

RU

Russian Federation 

31

RW

Rwanda

30

SA

Saudi Arabia

30

SD

Sudan 

30

SE

Sweden 

31

SG

Singapore 

30

TH

Thailand 

30

TR

Türkiye 

30

US

United States of America 

30

ZA

South Africa 

31

ZM

Zambia

30

ZW

Zimbabwe

30