| DOSU 2185371 | Big Whale Labs Inc. | 9 Electronics45 Legal | Pending | 2022 |
| DASKU 2212595 · TMA1245264 | Shenzhen Yirui Global Technology Co., Ltd. | 9 Electronics | Registered | 2024 |
| DOSC 2091212 · TMA1179053 | 2067901 Alberta Inc. | 39 Transport43 Restaurants | Registered | 2023 |
| DOSC 2091211 · TMA1206038 · design | 2067901 Alberta Inc. | 39 Transport43 Restaurants | Registered | 2023 |
| DOKOU 2056787 · TMA1215913 | Dongguan Xinhe Yundong Yongpin Co. Ltd | 28 Toys | Registered | 2023 |
| DESY 2011806 · TMA1119122 | Owner not shown | 31 Fresh | Registered | 2022 |
| DOSS 2003865 · TMA1127203 | WONDERS TECHNOLOGY CO. LTD. | 35 Advertising | Registered | 2022 |
| DOOSU 1943356 · TMA1211538 · design | Shenzhen Chaogeili Electronic Commerce Co. Ltd. | 8 Hand9 Electronics21 Housewares+1 | Registered | 2023 |
| DOS 1881980 · TMA1085892 | Mattel, Inc. | 9 Electronics28 Toys41 Education | Registered | 2020 |
| DOSS 1879670 · TMA1086068 | WONDERS TECHNOLOGY CO. LTD. | 9 Electronics | Registered | 2020 |
| DOSH 1827746 · TMA1101342 | DOSH Holdings, Inc. | 9 Electronics35 Advertising36 Finance+3 | Registered | 2021 |
| DSU 1785176 · TMA986208 | Enlighten Innovations Inc. | 40 Treatment | Registered | 2017 |
| DOSS 1777298 · TMA969628 · design | WONDERS TECHNOLOGY CO. LTD. | 9 Electronics | Registered | 2017 |
| DOSE 1721058 · TMA935210 · design | JUS DOSE INC. / DOSE JUICES INC. | 32 Beer35 Advertising | Registered | 2016 |
| DOSE 1721057 · TMA935213 | JUS DOSE INC. / DOSE JUICES INC. | 32 Beer35 Advertising | Registered | 2016 |
| DOSKO 1637645 · TMA903976 | Northern Tool & Equipment Company, Inc. | 7 Machines | Registered | 2015 |
| DOSKO 1540859 · TMA866241 | Northern Tool & Equipment Company, Inc. | 7 Machines | Registered | 2013 |
| DUSHU 2269257 · design | Owner not listed | 25 Clothing | Pending | 2023 |
| DOSE 2123370 | JUS DOSE INC. / DOSE JUICES INC. | 3 Cosmetics5 Pharmaceuticals29 Meat+2 | Pending | 2021 |
| DOSE 2061388 · design | Dose Biosystems Inc. | 1 Chemicals3 Cosmetics5 Pharmaceuticals+10 | Pending | 2020 |
| DAISIYU 1462470 · TMA799612 · design | GUANGZHOU DAISY.U UNDERWEAR CO.LTD | 25 Clothing | Registered | 2011 |
| Dookeh 2337014 · TMA1273273 | Dookeh Trade LLC | 14 Jewellery25 Clothing | Registered | 2024 |
| DECO 2271624 · TMA1266078 | Owner not listed | 11 Lighting | Registered | 2024 |
| DTOCS 2270941 · TMA1223946 | Owner not listed | 8 Hand21 Housewares35 Advertising | Registered | 2024 |
| Dachgo 2264477 · TMA1283399 | Shenzhen Xingchuan Technology Co. Ltd. | 28 Toys | Registered | 2025 |