| Reg. No. | Trademark text | Type | State | Date |
|---|
| 1719020/- | KEY 4 KEY | O | CTM registered | 21.6.2000 |
| 5629514/- | A1 KEY 2 A2 KEY 2 | O | Zpětvzetá přihláška | 23.4.2007 |
| 73199/180471 | KEY MAIL YOUR KEY to the World | K | Platný dokument | 20.11.1992 |
| 2946267/- | KEY DISSATISFIER/KEY ENHANCER ANALYSIS | S | Zpětvzetá přihláška | 20.6.2002 |
| 2416287/- | AEC PARTNERS ADVISORS EXPERTS AND CONSULTANTS PARTNERS | O | CTM registered | 11.10.2001 |
| 1080464/- | I KEY | S | CTM registered | 4.2.1999 |
| 1080894/- | i Key | O | CTM registered | 4.2.1999 |
| 6454664/- | I-KEY | S | Zpětvzetá přihláška | 21.11.2007 |
| 1067859/- | UNI key | O | CTM registered | 11.2.1999 |
| 65934/194030 | KEY S.FA | K | Platný dokument | 16.1.1992 |
| 73198/180470 | KEY MAIL | S | Platný dokument | 20.11.1992 |
| 0/486188 | KEY-LOCK | S | Platný dokument | 6.1.1984 |
| 1032408/- | K key ess | O | CTM registered | 3.7.1998 |
| 62603/172564 | NONSTOP KEY | K | Zaniklý dokument | 9.7.1991 |
| 3594371/- | LEHEL PARTNERS | O | CTM registered | 23.12.2003 |
| 3180643/- | Open Key Style | S | CTM registered | 3.2.2003 |
| 3223906/- | KEY TO ADVENTURE | S | CTM registered | 23.6.2003 |
| 3349792/- | YOU TURN THE KEY | S | CTM registered | 12.9.2003 |
| 7419492/- | The key to mobility. | S | podaná - provizorní záznam dat povolen | 25.11.2008 |
| 0/860722 | TRANSITIONS PARTNERS IN EDUCATION | K | Platný dokument | 24.1.2005 |