Wipo
| Key | Description |
|---|---|
| AT | Austria |
| BG | Bulgaria |
| BE | Belgium |
| HR | Croatia |
| CY | Cyprus |
| CZ | Czech Republic |
| DE | Germany |
| DK | Denmark |
| EE | Estonia |
| ES | Spain |
| FI | Finland |
| FR | France |
| GB | United Kingdom of Great Britain and Northern Ireland |
| GR | Greece |
| HU | Hungary |
| IE | Ireland |
| IT | Italy |
| LV | Latvia |
| LT | Lithuania |
| LU | Luxembourg |
| MT | Malta |
| NL | Netherlands |
| PL | Poland |
| PT | Portugal |
| RO | Romania |
| SE | Sweden |
| SK | Slovakia |
| SI | Slovenia |
| IS | Iceland |
| LI | Liechtenstein |
| NO | Norway |
| SM | San Marino |
| CH | Switzerland |