| DIAGBOX 2342620 · design | Owner not shown | 1 Chemicals9 Electronics42 Science+1 | Pending | 2024 |
| DOCBOX 2177285 · TMA1194375 | an individual | 44 Medical | Registered | 2023 |
| DOCBOX 1681831 · TMA926445 | Wolfpack IP Co. | 38 Telecommunications42 Science | Registered | 2016 |
| Dazbog 1478265 · TMA813738 | Dazbog Coffee Company | 29 Meat30 Coffee35 Advertising+1 | Registered | 2011 |
| DOCUBOX 1588645 · TMA962518 | SPI International B.V. a Netherlands limited liability company | 38 Telecommunications41 Education | Registered | 2017 |
| DecoBox 2374058 | an individual | 21 Housewares35 Advertising | Pending | 2025 |
| DIGIBOX 2301666 · design | Owner not listed | 9 Electronics | Pending | 2023 |
| 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 |
| DOGPACK 2210331 · TMA1242903 · design | DogPack App Inc. | 31 Fresh | Registered | 2024 |
| DOGPACK 2208213 · TMA1244101 · design | DogPack App Inc. | 9 Electronics42 Science45 Legal | Registered | 2024 |
| 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 |
| DISPASE 1837145 · TMA1072961 | GODO SHUSEI CO. LTD. | 1 Chemicals5 Pharmaceuticals30 Coffee | Registered | 2020 |
| DISPOJECT 1755910 · TMA987132 | Owner not shown | 3 Cosmetics5 Pharmaceuticals10 Medical | Registered | 2017 |
| DCVAX 1679258 · TMA1028089 | Northwest Biotherapeutics, Inc. | 5 Pharmaceuticals | Registered | 2019 |