| BE | Belgium | BEPIUG | Belgian Patent Information User Group |
|---|---|---|---|
| CH | Switserland | CHPIUG | Swiss Patent Information User Group |
| DK | Denmark | PIF | Patent information Forum |
| FR | France | CFIB | Club Francophone d'Information Brevet |
| GB | Great Brittain | PATMG | Patent and Trademark Group |
| IT | Italy | AIDB | Associazione Italiana Documentalisti Brevettuali |
| CEPIUG | Confederacy of European Patent Information User Groups | Cooperation platform of European national usergroups |
|---|---|---|
| PDG | Patent Documentation Group | Association for patent information professionals of Europe's major industry |
| PIUG | Patent Information User Group | Originally an association of US patent information professionals, but includes members from all over the world |