Algeria*
Argentina*
Australia*
Austria*
Bahamas*
Bangladesh*
Barbados*
Belgium*
Benin*
Bolivia^
Brazil*^
Bulgaria*
Burkina Faso*
Burundi*
Cameroon*
Canada*
Central African Republic*
Chad, Republic of*
Congo*
Costa Rica^
Cote d'Ivoire*
Cuba*^
Cyprus*
Czechoslovakia*
Democratic People's Republic of Korea*
Denmark*
Dominican Republic*^
Ecuador^
Egypt*
Finland*
France*
Gabon*
Gambia*
German Democratic Republic*
Germany, Federal Republic of*
Ghana*
Greece*
Guinea*
Guinea-Bissau*
Guatemala^
Haiti*^
Holy See*
Honduras^
Hungary*
Iceland*
Indonesia*
Iran*
Iraq*
Ireland*
Israel*
Italy*
Japan*
Jordan*
Kenya*
Korea, Republic of*
Lebanon*
Lesotho*
Libya*
Liechtenstein*
Luxembourg*
Madagascar*
Malawi*
Malaysia*
Mali*
Malta*
Mauritania*
Mauritius*
Mexico*
Monaco*
Mongolia*
Morocco*
Netherlands*
New Zealand*
Nicaragua^
Niger*
Nigeria*
Norway*
Paraguay^
Philippines*
Poland*
Portugal*
Romania*
Rwanda*
San Marino*
Senegal, Republic of*
South Africa, Republic of*
Soviet Union*
Spain*
Sri Lanka*
Sudan*
Suriname*
Swaziland*
Sweden*
Switzerland*
Syria*
Tanzania*
Togo*
Trinidad and Tobago*
Tunisia*
Turkey*
Uganda*
United Kingdom*
Uruguay*^
Viet Nam*
Yugoslavia*
Zaire*
Zambia*
Zimbabwe*
*Adherents to the Paris Convention for the Protection of Industrial Property (613 O.G. 23, 53 Stat. 1748) as per MPEP 201.13.
^Adherents to the Inter-American Convention relating to Inventions, Patents, Designs and Industrial Models, signed at Buenos Aires, August 20, 1910 (207 O.G. 935, 38 Stat. 1811) as per MPEP 201.13.