| DOGNESS 1922606 · TMA1069102 · design | DONGGUAN JIASHENG ENTERPRISE CO. LTD. | 3 Cosmetics5 Pharmaceuticals6 Metal+8 | Registered | 2020 |
| DOGNESS 1871721 · TMA1077520 | DONGGUAN JIASHENG ENTERPRISE CO. LTD. | 18 Leather | Registered | 2020 |
| DIAGNOSIS+ 1364008 · TMA726299 | Beneva Inc. | 36 Finance | Registered | 2008 |
| DOGANOSIS 2232950 | Haftal, LLC | 10 Medical | Pending | 2023 |
| DIOGENIX 1411181 · TMA885938 · design | DioGenix Inc. | 42 Science | Registered | 2014 |
| DIGIMESH 1398453 · TMA742901 | Digi International Inc. a Delaware Corporation | 9 Electronics | Registered | 2009 |
| DIGONEX 1282160 · TMA680670 | Emmis Dynamic Pricing, LLC | 35 Advertising42 Science | Registered | 2007 |
| DIGINEG 1274757 · TMA681625 | ACMEworks Digital Film Inc. | 39 Transport | Registered | 2007 |
| DIAGNOSIM 0817616 · TMA487632 | Famic Technologies Inc. | 9 Electronics | Registered | 1998 |
| DIAGNEXIA 2257068 · design | Deciphex Limited | 9 Electronics10 Medical44 Medical | Pending | 2022 |
| DIGINIUS 2220865 | Diginius Limited | 35 Advertising42 Science45 Legal | Pending | 2022 |
| DIGINEX 0903507 | an individual | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1989 |
| DESMOS 2261318 · TMA1283069 | an individual | 9 Electronics16 Paper25 Clothing+1 | Registered | 2025 |
| DOGGINSTIX 2248881 · TMA1263321 | Owner not listed | 31 Fresh | Registered | 2024 |
| DIQMIAQ 2245269 · TMA1264384 | Shanghai Zhenxing Electronic Commerce Co. Ltd. | 16 Paper | Registered | 2024 |
| DECANJOINS 2229070 · TMA1252890 | Guangzhoushi Chenxin Trading Co. Ltd. | 28 Toys | Registered | 2024 |
| DJSIMZ 2224422 · TMA1250050 | DJSIMZ INC., a legal entity | 41 Education | Registered | 2024 |
| DJANGO 2219718 · TMA1237739 | Django LLC | 18 Leather | Registered | 2024 |
| Doking 2205456 · TMA1240187 | an individual | 9 Electronics | Registered | 2024 |
| DOGMX 2132804 · TMA1179466 · design | PetSmart Home Office LLC | 31 Fresh | Registered | 2023 |
| DECIMAS 2130891 · TMA1207465 · design | an individual | 35 Advertising | Registered | 2023 |
| DWGJMYYX 2120418 · TMA1186417 | Shenzhen Dawang International Trade Co. Ltd. | 11 Lighting | Registered | 2023 |
| DJcong 2098562 · TMA1189426 | Shenzhen Jiuyangzhou Technology Co. Ltd. | 9 Electronics | Registered | 2023 |
| DEZHUANG 2053706 · TMA1181337 · design | Chongqing Dezhuang Industry (Group) Co. Ltd. | 30 Coffee43 Restaurants | Registered | 2023 |
| DOUGHMAKERS 2048271 · TMA1203715 | Fox Run Holdings, Inc. | 21 Housewares | Registered | 2023 |