| Country | Action | Action Date | Effective Date |
|---|
| ARGENTINA | Signature | 01/08/1963 | |
| AUSTRALIA | Definitive Signature | 01/08/1963 | 01/01/1964 |
| BELGIUM | Signature | 01/08/1963 | |
| BELGIUM | Ratification | 30/06/1964 | |
| BRAZIL | Signature | 01/08/1963 | |
| BRAZIL | Ratification | 29/10/1964 | |
| CANADA | Definitive Signature | 01/08/1963 | 01/01/1964 |
| COLOMBIA | Signature | 01/08/1963 | |
| COLOMBIA | Ratification | 31/12/1964 | |
| COSTA RICA | Signature | 01/08/1963 | |
| COSTA RICA | Ratification | 31/10/1963 | 01/01/1964 |
| CUBA | Signature | 01/08/1963 | |
| CUBA | Declaration | 01/08/1963 | |
| CUBA | Ratification | 10/09/1964 | |
| CUBA | Declaration | 10/09/1964 | |
| CZECHOSLOVAKIA | Definitive Signature | 01/08/1963 | |
| CZECHOSLOVAKIA | Declaration | 20/12/1963 | |
| DENMARK | Definitive Signature | 01/08/1963 | 01/01/1964 |
| DOMINICAN REPUBLIC | Signature | 01/08/1963 | |
| DOMINICAN REPUBLIC | Ratification | 18/03/1964 | |
| ECUADOR | Signature | 01/08/1963 | |
| ECUADOR | Ratification | 31/12/1963 | |
| FRANCE | Definitive Signature | 01/08/1963 | 01/01/1964 |
| GERMANY FEDERAL REPUBLIC | Signature | 01/08/1963 | |
| GERMANY FEDERAL REPUBLIC | Ratification | 28/07/1965 | |
| GHANA | Definitive Signature | 01/08/1963 | 01/01/1964 |
| GUATEMALA | Signature | 01/08/1963 | |
| GUATEMALA | Declaration | 01/08/1963 | |
| GUATEMALA | Ratification | 20/12/1963 | 01/01/1964 |
| HAITI | Definitive Signature | 01/08/1963 | 01/01/1964 |
| HUNGARY | Definitive Signature | 01/08/1963 | 01/01/1964 |
| INDIA | Definitive Signature | 01/08/1963 | |
| INDONESIA | Signature | 01/08/1963 | |
| INDONESIA | Ratification | 27/05/1964 | |
| IRELAND, REPUBLIC OF | Signature | 01/08/1963 | |
| IRELAND, REPUBLIC OF | Ratification | 30/12/1963 | |
| ITALY | Signature | 01/08/1963 | |
| ITALY | Ratification | 30/12/1965 | |
| JAMAICA | Definitive Signature | 01/08/1963 | |
| JAPAN | Definitive Signature | 01/08/1963 | 01/01/1964 |
| LEBANON | Definitive Signature | 01/08/1963 | |
| MALAGASY REPUBLIC | Accession | 22/10/1964 | |
| MEXICO | Signature | 01/08/1963 | |
| MEXICO | Ratification | 10/09/1964 | |
| MOROCCO | Definitive Signature | 01/08/1963 | |
| NETHERLANDS THE | Signature | 01/08/1963 | |
| NETHERLANDS THE | Ratification | 31/12/1963 | |
| NEW ZEALAND | Definitive Signature | 01/08/1963 | 01/01/1964 |
| NICARAGUA | Definitive Signature | 01/08/1963 | 01/01/1964 |
| NIGERIA | Signature | 01/08/1963 | |
| NIGERIA | Ratification | 19/03/1964 | |
| PANAMA | Signature | 01/08/1963 | |
| PANAMA | Accession | 01/10/1963 | 01/01/1964 |
| PARAGUAY | Definitive Signature | 01/08/1963 | |
| PERU | Signature | 01/08/1963 | |
| PERU | Ratification | 14/11/1964 | |
| PHILIPPINES | Signature | 01/08/1963 | |
| PHILIPPINES | Ratification | 05/11/1964 | |
| POLAND | Signature | 01/08/1963 | |
| POLAND | Ratification | 09/12/1964 | 01/01/1964 |
| PORTUGAL | Definitive Signature | 01/08/1963 | 01/01/1964 |
| SALVADOR | Signature | 01/08/1963 | |
| SALVADOR | Ratification | 14/01/1965 | |
| SIERRA LEONE | Accession | 09/08/1965 | |
| SOUTH AFRICA | Definitive Signature | 01/08/1963 | |
| SOVIET UNION | Signature | 01/08/1963 | |
| SOVIET UNION | Declaration | 01/08/1963 | |
| SOVIET UNION | Ratification | 10/01/1964 | |
| SOVIET UNION | Declaration | 10/01/1964 | |
| TAIWAN | Signature | 01/08/1963 | |
| TAIWAN | Declaration | 01/08/1963 | |
| TAIWAN | Ratification | 23/10/1963 | |
| TRINIDAD AND TOBAGO | Definitive Signature | 01/08/1963 | |
| TUNISIA | Definitive Signature | 01/08/1963 | |
| UNITED KINGDOM | Signature | 01/08/1963 | |
| UNITED KINGDOM | Definitive Signature | 01/08/1963 | |
| UNITED KINGDOM | Declaration | 01/08/1963 | |
| UNITED STATES OF AMERICA | Signature | 01/08/1963 | |
| UNITED STATES OF AMERICA | Ratification | 27/02/1964 | |
| UPPER VOLTA | Accession | 15/06/1964 | |