| Mark Text | Image | Register | NICE classifications | Registration Date | Expiry Date | ||
|---|---|---|---|---|---|---|---|
| O1ENGINE |
|
United States Patent and Trademark Office | 9 | 2007-02-06 | details | ||
| OPUS 1 MUSIC LIBRARY | United States Patent and Trademark Office | 41 | 2003-11-11 | details | |||
| OPUS 1 PRODUCTION MUSIC LIBRARY | United States Patent and Trademark Office | 41 | 2002-10-22 | details | |||
| DMA |
|
United States Patent and Trademark Office | 9 | 2006-06-20 | 2017-01-27 | historic | details |
| DIGITAL MUSIC ASSISTANT |
|
United States Patent and Trademark Office | 9 | 2006-05-23 | 2016-12-30 | historic | details |
