| Reg. No. | Trademark text | Type | State | Date |
|---|
| 2139780/- | Qt | S | CTM registered | 21.3.2001 |
| 4075487/- | Qt | S | CTM registered | 18.10.2004 |
| 4879961/- | QT | S | Zpětvzetá přihláška | 3.2.2006 |
| 5606074/- | QT | S | CTM application opposed | 22.12.2006 |
| 0/913150 | QT | K | Platný dokument | 15.8.2006 |
| 0/913150 | QT | K | Platný dokument | 15.8.2006 |
| 6462071/- | QT | O | CTM registered | 12.11.2007 |
| 458318/- | QT | S | Podaná | 21.4.2008 |
| 7327109/- | Qt | O | CTM application pending publication | 2.10.2008 |
| 6368849/- | QT-1000 | S | CTM registered | 16.10.2007 |
| 2535/- | QT-1000 | S | CTM Registration lapsed | 1.4.1996 |
| 4105599/- | HOTEL QT | S | CTM registered | 3.11.2004 |
| 4533378/- | QUALI QT TECH | O | CTM registered | 8.7.2005 |
| 3335387/- | QT Tonnellerie Quintessence Bordeaux | O | CTM registered | 15.2.2001 |
| 7084189/- | QT QUEEN Tiles By KORZILIUS ITALIA srl | O | Zapsaná - poplatky uhrazeny | 23.7.2008 |
| 0/851045 | NP | S | Platný dokument | 2.9.2004 |
| 1770627/- | NP | S | Zamítnutá přihláška | 2.2.2000 |
| 1777267/- | NP | O | Zpětvzetá přihláška | 26.7.2000 |
| 194787/- | NP | O | CTM Registration lapsed | 1.4.1996 |
| 0/637082 | np | K | Platný dokument | 8.10.1994 |