...
| IP type | Application number format | Example for registration/retrieval | Regex for validation | Format mask | |
|---|---|---|---|---|---|
| Country code | Application number | ||||
| Patent | IE YYYYNNNNN | IE | 202623145 | ^(IE)\s?(\d{4})\s?(\d{5})$ | IE $2$3 |
| International patent | PCT/IEYYYY/NNNNNN | PCT/IE2026/001234 | ^(PCT)\/?(IE)(\d{4})\/?(\d{6})$ | $1/$2$3/$4 | |
| Design | IE YYYYNNNN | IE | 20262519 | ^IE\s?(\d{4})\s?(\d{4})$|^IE\s?IE\s?(\d{4})\s?(\d{4})$ | IE $1$2 |
| Trademark | IE YYYY NNNNN | IE | 2026 42524 | ^(IE)\s?(\d{4})\s?(\d{5})$ | IE $2$3 |
...