| Treaty | Join time | Effective time |
| Paris convention and revisions | 12/19/1984 | 3/19/1985 |
| Patent cooperation treaty | 1/1/1994 | 1/1/1994 |
| UPOV Convention | 3/23/1999 | 4/23/1999 |
| Budapest Treaty | 4/1/1995 | 7/1/1995 |
| TRIPS | 12/11/2001 | 12/11/2001 |