| Reg. No. | Trademark text | Type | State | Date |
|---|
| 2175933/- | CLEAN CLEAN | S | CTM registered | 10.4.2001 |
| 5489182/- | CLEAN&CLEAN | O | CTM registered | 22.11.2006 |
| 418061/- | Clean & Clean | O | CTM registered | 30.12.1996 |
| 356191/270357 | Clean & clean | K | Platný dokument | 14.7.2004 |
| 0/637069 | CLEAN PC approved THE CLEAN PC GROUP | K | Platný dokument | 13.7.1994 |
| 0/452802 | HORN | K | Platný dokument | 29.5.1980 |
| 187211/- | HORN | O | CTM Registration lapsed | 7.6.1990 |
| 3764991/- | HORN | O | CTM registered | 26.4.2004 |
| 4349841/- | HORN | S | CTM registered | 19.4.2005 |
| 6038764/- | HORN | O | CTM application opposed | 26.6.2007 |
| 165630/246360 | HORN | S | Platný dokument | 21.3.2001 |
| 7089436/- | horn | O | Zveřejněná přihláška | 14.7.2008 |
| 7243769/- | HORN | S | Zveřejněná přihláška | 9.9.2008 |
| 143592/227570 | A HORN | K | Platný dokument | 7.6.1999 |
| 165711/245554 | BIG HORN | G | Platný dokument | 23.3.2001 |
| 88990/195008 | J.C.HORN | S | Platný dokument | 27.4.1994 |
| 92450/196123 | J.C.HORN | K | Platný dokument | 8.9.1994 |
| 92451/196124 | J.C.HORN | K | Platný dokument | 8.9.1994 |
| 92452/196125 | J.C.HORN | K | Platný dokument | 8.9.1994 |
| 92453/196126 | J.C.HORN | K | Platný dokument | 8.9.1994 |