| DIVEL 1762598 · TMA968960 · design | Noovelia Inc. | 7 Machines9 Electronics12 Vehicles+5 | Registered | 2017 |
| DIVEL 1762456 · TMA968932 | Noovelia Inc. | 7 Machines9 Electronics12 Vehicles+5 | Registered | 2017 |
| DIPFLO 1918843 · TMA1130796 | Owner not shown | 1 Chemicals40 Treatment42 Science | Registered | 2022 |
| DIAVEL 1511806 · TMA869924 | an individual | 12 Vehicles | Registered | 2014 |
| DOPPEL 2318127 | Doppel Inc. | 9 Electronics42 Science45 Legal | Pending | 2023 |
| Duvel 2173350 · TMA1245083 · design | Owner not shown | 32 Beer | Registered | 2024 |
| DOPPL 2027170 · TMA1265141 | 102103953 Saskatchewan Ltd. | 9 Electronics35 Advertising | Registered | 2024 |
| dpl 1989741 · TMA1281836 | LED Technologies Inc. | 10 Medical | Registered | 2025 |
| DOBEL 1769199 · TMA1042825 | Owner not shown | 25 Clothing32 Beer33 Wine+2 | Registered | 2019 |
| DOBEL 1730328 · TMA1060231 | Owner not shown | 30 Coffee32 Beer33 Wine | Registered | 2019 |
| DIVAL 1727739 · TMA1002359 | Dival Safety Equipment, Inc. (a New York Corporation) | 9 Electronics25 Clothing35 Advertising+3 | Registered | 2018 |
| DPL 1720047 · TMA954337 · design | Digital Products Limited, DBA The DPL Group | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2016 |
| DPL 1720037 · TMA954318 | Digital Products Limited, DBA The DPL Group | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2016 |
| DIPLO 1716382 · TMA979393 | Pentz TM Holdings, LLC | 3 Cosmetics5 Pharmaceuticals9 Electronics+4 | Registered | 2017 |
| DIPLY 1655941 · TMA895057 | Plaid Creations Inc. | 45 Legal | Registered | 2015 |
| DUVEL 1228623 · TMA644165 · design | DUVEL MOORTGAT, a joint stock company organized and existing under the laws of Belgium | 32 Beer | Registered | 2005 |
| DPL 0844281 · TMA500822 | Terex South Dakota, Inc. | 7 Machines | Registered | 1998 |
| DIBAL 0823544 · TMA534272 · design | an individual | 7 Machines9 Electronics | Registered | 2000 |
| DUVEL 0744113 · TMA445389 | an individual | 32 Beer | Registered | 1995 |
| DOPPL 2203346 · design | SUN bioscience SA | 5 Pharmaceuticals10 Medical42 Science+1 | Pending | 2022 |
| DOPPL 2062326 | Doppl Inc. | 40 Treatment42 Science | Pending | 2020 |
| DIVELLA 2092780 · TMA1202661 | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DIVELLA 2068003 · TMA1202566 · design | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DIVELLA 0889723 · TMA522651 · design | an individual | 29 Meat30 Coffee | Registered | 2000 |
| DIVELLA 2213144 · design | an individual | 29 Meat30 Coffee | Pending | 2022 |