| DAYSMART 1822990 · TMA1066335 | DaySmart Software, LLC | 9 Electronics | Registered | 2019 |
| DAYSMART 2215358 | DaySmart Holdings, LLC | 9 Electronics42 Science | Pending | 2022 |
| DAISYMART 0744044 · TMA440594 | ALIMENTATION COUCHE-TARD INC. | 35 Advertising | Registered | 1995 |
| Dxmart 2160692 · TMA1212208 | Shenzhen SSA Electronic Co. Ltd | 9 Electronics | Registered | 2023 |
| DIGIMART 1238788 · TMA672006 | Propriétés Terra Incognita Inc./Terra Incognita Properties Inc. | 41 Education | Registered | 2006 |
| DASHMART 2231222 | DOORDASH INC. | 35 Advertising39 Transport | Pending | 2022 |
| DASHMART 2201756 · design | DOORDASH INC. | 35 Advertising39 Transport | Pending | 2022 |
| DASHMART 2201755 · design | DOORDASH INC. | 35 Advertising39 Transport | Pending | 2022 |
| DECOMARK 2160176 | ENNIS-FLINT, INC. | 20 Furniture | Pending | 2022 |
| DASHMART 2121507 | DOORDASH INC. | 9 Electronics35 Advertising39 Transport+1 | Pending | 2021 |
| Diegimr 2221816 · TMA1248628 | Shenzhen Hesheng Holdings Design Co. Ltd | 28 Toys | Registered | 2024 |
| dasmeer 2172375 · TMA1261176 | Shenzhen Bochen Salon Electronic Technology Co. Ltd. | 9 Electronics | Registered | 2024 |
| Desmorizon 2063510 · TMA1157298 | an individual | 1 Chemicals2 Paints | Registered | 2022 |
| 3DSynergé 2062692 · TMA1184788 | Environ Skin Care (Proprietary) Limited | 3 Cosmetics | Registered | 2023 |
| Dexnor 1975567 · TMA1123017 | Shenzhenshi Wantaida Technology Development Co.Ltd. | 9 Electronics | Registered | 2022 |
| DécoHammer 1968518 · TMA1142234 | Under the Roof Decorating Inc. | 8 Hand | Registered | 2022 |
| DSGNMARK 1932192 · TMA1159750 · design | STAPLES, INC. | 40 Treatment41 Education42 Science | Registered | 2023 |
| DECONEURO 1927931 · TMA1126773 | an individual | 42 Science | Registered | 2022 |
| DÉCONEURO 1927930 · TMA1126774 · design | an individual | 42 Science | Registered | 2022 |
| DIGIMARC 1800407 · TMA1025256 | Digimarc Corporation, an Oregon corporation | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2019 |
| DISCNRX 1576099 · TMA902901 | Natural Factors Nutritional Products Ltd. | 5 Pharmaceuticals | Registered | 2015 |
| DIGIMERGE 1538337 · TMA883387 | ZHEJIANG DAHUA TECHNOLOGY CO. LTD. | 9 Electronics12 Vehicles | Registered | 2014 |
| 3DCOMMERCE 1498065 · TMA871032 | SIMPSON STRONG-TIE COMPANY, INC. A LEGAL ENTITY | 9 Electronics | Registered | 2014 |
| DISHONORED 1446521 · TMA897366 | ZeniMax Media Inc. | 9 Electronics41 Education | Registered | 2015 |
| DocMorris 1442437 · TMA880476 | an individual | 5 Pharmaceuticals35 Advertising44 Medical | Registered | 2014 |