| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| BREMEN | Signature | 09/06/1837 | |
| BREMEN | Ratification | 08/09/1837 | |
| FRANCE | Signature | 09/06/1837 | |
| FRANCE | Ratification | 01/01/1905 | |
| HAMBURG | Signature | 09/06/1837 | |
| HAMBURG | Ratification | 25/08/1837 | |
| LUBECK | Signature | 09/06/1837 | |
| LUBECK | Ratification | 30/08/1837 | |
| UNITED KINGDOM | Signature | 09/06/1837 | |
| UNITED KINGDOM | Ratification | 31/07/1837 |