| Duvel 2173350 · TMA1245083 · design | Owner not shown | 32 Beer | Registered | 2024 |
| DIVAL 1727739 · TMA1002359 | Dival Safety Equipment, Inc. (a New York Corporation) | 9 Electronics25 Clothing35 Advertising+3 | Registered | 2018 |
| DEVIL 1358027 · TMA786355 | DEVIL EXHAUST AMERICA, INC. société de droit américain de l'Etat de Californie | 7 Machines8 Hand12 Vehicles+1 | Registered | 2011 |
| DUVEL 1228623 · TMA644165 · design | DUVEL MOORTGAT, a joint stock company organized and existing under the laws of Belgium | 32 Beer | Registered | 2005 |
| DUVEL 0744113 · TMA445389 | an individual | 32 Beer | Registered | 1995 |
| DUOFOIL 0386591 · TMA218957 | Belden Inc. | 9 Electronics | Registered | 1977 |
| DIOVOL 0269274 · TMA128539 | Church & Dwight Canada Corp. | 5 Pharmaceuticals | Registered | 1962 |
| DUBAL 2302431 · design | Owner not listed | 6 Metal | Pending | 2023 |
| DuaFil 2254539 | Owner not listed | 7 Machines | Pending | 2023 |
| duopillow 2019678 · TMA1113687 | DUOPILLOW PTY LTD | 20 Furniture24 Textiles | Registered | 2021 |
| DIFIOL 2228475 · TMA1252759 · design | Foshan Difiol Tech. Ltd | 7 Machines | Registered | 2024 |
| DEPVELIA 2184996 · TMA1218606 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| DeepL 2151117 · TMA1247971 | an individual | 9 Electronics38 Telecommunications41 Education+1 | Registered | 2024 |
| Dayfly 2112207 · TMA1192746 | an individual | 25 Clothing | Registered | 2023 |
| DIVELLA 2092780 · TMA1202661 | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DABBLE 2087807 · TMA1168827 | Target Media Group Inc. | 10 Medical34 Tobacco | Registered | 2023 |
| Depuley 2073953 · TMA1162458 | Foshan Vance photoelectric technology co.LTD | 11 Lighting | Registered | 2023 |
| DIABLO 2071393 · TMA1223575 | Fox Media LLC | 16 Paper20 Furniture21 Housewares+2 | Registered | 2024 |
| DIVELLA 2068003 · TMA1202566 · design | an individual | 29 Meat30 Coffee | Registered | 2023 |
| DOPPL 2027170 · TMA1265141 | 102103953 Saskatchewan Ltd. | 9 Electronics35 Advertising | Registered | 2024 |
| Dflow 2008128 · TMA1145419 | Owner not shown | 25 Clothing | Registered | 2022 |
| DEEPLAW 1994531 · TMA1115386 | an individual | 9 Electronics42 Science45 Legal | Registered | 2021 |
| dpl 1989741 · TMA1281836 | LED Technologies Inc. | 10 Medical | Registered | 2025 |
| DUFFEL 1981619 · TMA1137193 | Duffel Technology Ltd | 9 Electronics39 Transport42 Science+1 | Registered | 2022 |
| DIPFLO 1918843 · TMA1130796 | Owner not shown | 1 Chemicals40 Treatment42 Science | Registered | 2022 |