| DISPASE 1837145 · TMA1072961 | GODO SHUSEI CO. LTD. | 1 Chemicals5 Pharmaceuticals30 Coffee | Registered | 2020 |
| DISPASE 1221900 · TMA685144 | Godo Shusei Kabushiki Kaisha also trading as Godo Shusei Co. Ltd. | 1 Chemicals5 Pharmaceuticals | Registered | 2007 |
| DSPC 0823527 · TMA492655 · design | Algoma Steel Inc. | 40 Treatment | Registered | 1998 |
| DSPC 0819721 · TMA492643 | Algoma Steel Inc. | 40 Treatment | Registered | 1998 |
| DOSIFACE 2007773 | Calyx Peak, Inc. | 3 Cosmetics5 Pharmaceuticals29 Meat+4 | Pending | 2020 |
| DOGPACK 2210331 · TMA1242903 · design | DogPack App Inc. | 31 Fresh | Registered | 2024 |
| DOGPACK 2208213 · TMA1244101 · design | DogPack App Inc. | 9 Electronics42 Science45 Legal | Registered | 2024 |
| DOSAPAC 1651165 · TMA913925 | POMPACTION INC. | 9 Electronics | Registered | 2015 |
| Despoke 2375068 | Despoke Inc. | – | Pending | 2025 |
| DOGPACK 2322158 | DogPack App Inc. | 42 Science45 Legal | Pending | 2024 |
| DAOZWUBGIH 2264121 · TMA1284807 | Shenzhen Dongshi E-commerce Co. Ltd | 21 Housewares | Registered | 2025 |
| DCVC 2260122 · TMA1277966 | DCVC MANAGEMENT CO, LLC | 36 Finance | Registered | 2024 |
| DJAPWPX 2252778 · TMA1272874 | Shanghai Jiaxi Network Technology Co. Ltd. | 28 Toys | Registered | 2024 |
| dojobkinb 2236386 · TMA1259745 | an individual | 19 Building | Registered | 2024 |
| DOCBOX 2177285 · TMA1194375 | an individual | 44 Medical | Registered | 2023 |
| DASVISION 2093969 · TMA1189347 | Abitibi Géophysique inc. | 42 Science | Registered | 2023 |
| DexyPaws 2080194 · TMA1284107 | an individual | 35 Advertising | Registered | 2025 |
| DSBJ 2074484 · TMA1185979 · design | Suzhou DongshanPrecision Manufacturing Co. Ltd. | 40 Treatment | Registered | 2023 |
| DASHPASS 1913944 · TMA1077123 | DOORDASH INC. | 35 Advertising39 Transport | Registered | 2020 |
| DECAPPUCCINO 1907791 · TMA1088417 | J.E. MONDOU LTEE | 30 Coffee | Registered | 2020 |
| DIGIVISION 1898303 · TMA1046940 | Alcon Inc. | 9 Electronics | Registered | 2019 |
| DISPOSERX 1889077 · TMA1090006 | DISPOSERX, INC. | 1 Chemicals44 Medical | Registered | 2020 |
| DIGIVIZER 1862788 · TMA1081990 | DIGIVIZER PTY LTD | 9 Electronics35 Advertising42 Science | Registered | 2020 |
| DOGFISH 1840623 · TMA1063734 | Dogfish Head Marketing, LLC | 21 Housewares25 Clothing32 Beer+1 | Registered | 2019 |
| DASBOX 1829191 · TMA1055331 | DASGIP Information and Process Technology GmbH | 9 Electronics42 Science | Registered | 2019 |