| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| AUSTRIA-HUNGARY | Signature | 07/09/1901 | |
| BELGIUM | Signature | 07/09/1901 | |
| CHINA | Signature | 07/09/1901 | |
| FRANCE | Signature | 07/09/1901 | |
| GERMANY | Signature | 07/09/1901 | |
| ITALY | Signature | 07/09/1901 | |
| JAPAN | Signature | 07/09/1901 | |
| JAPAN | Withdrawal | 01/01/1905 | |
| NETHERLANDS THE | Signature | 07/09/1901 | |
| RUSSIA | Signature | 07/09/1901 | |
| SPAIN | Signature | 07/09/1901 | |
| UNITED KINGDOM | Signature | 07/09/1901 | |
| UNITED STATES OF AMERICA | Signature | 07/09/1901 |