| DATASTAX 1748884 · TMA1050636 | DATASTAX UK LIMITED | 9 Electronics41 Education42 Science | Registered | 2019 |
| DATASTAGE 1094132 · TMA583067 | INTERNATIONAL BUSINESS MACHINES CORPORATION | 9 Electronics | Registered | 2003 |
| DETECHTION 1861624 · TMA1083391 | Detechtion USA Inc. | 40 Treatment42 Science | Registered | 2020 |
| DATASTREAM 1779372 · TMA986557 · design | UNIVERSAL AIR TRAVEL PLAN, INC., a Delaware corporation | 35 Advertising36 Finance | Registered | 2017 |
| DATASITE 1680674 · TMA930437 | Datasite LLC | 1 Chemicals5 Pharmaceuticals9 Electronics+2 | Registered | 2016 |
| DATASTREAM 1621096 · TMA958041 | UNIVERSAL AIR TRAVEL PLAN, INC., a Delaware corporation | 35 Advertising36 Finance42 Science | Registered | 2016 |
| DATASTREAM 0732030 · TMA434781 | Financial & Risk Organisation Limited | 9 Electronics | Registered | 1994 |
| DATASTREAM 0488003 · TMA292546 | Financial & Risk Organisation Limited | 16 Paper35 Advertising36 Finance | Registered | 1984 |
| DatsTheOne 2296581 | an individual | 45 Legal | Pending | 2023 |
| DATASET 2203091 · design | SentinelOne, Inc. | 42 Science | Pending | 2022 |
| DETECTEYE 2157354 · TMA1275726 | Brigade Electronics Group Plc | 9 Electronics | Registered | 2024 |
| DEDICATED. 2116195 · TMA1221222 · design | an individual | 18 Leather25 Clothing | Registered | 2024 |
| #DIETSTARTSTOMORROW 2100964 · TMA1196523 | Holey Confections Inc. | 30 Coffee | Registered | 2023 |
| DEATHSTAR 2037146 · TMA1163309 | NewAgco Inc. | 5 Pharmaceuticals | Registered | 2023 |
| DETECTNET 2006503 · TMA1255980 | Curium US LLC | 5 Pharmaceuticals | Registered | 2024 |
| DETECTAGLOVE 1998951 · TMA1271969 · design | an individual | 9 Electronics21 Housewares | Registered | 2024 |
| DETOXADINE 1969669 · TMA1152572 | Slante Holdings LLC | 5 Pharmaceuticals | Registered | 2022 |
| DUTCHTEST 1964567 · TMA1237952 | Precision Analytical Inc. | 42 Science44 Medical | Registered | 2024 |
| DEDICATE 1905287 · TMA1081266 | an individual | 18 Leather25 Clothing35 Advertising | Registered | 2020 |
| DEDICATE 1891195 · TMA1081265 | an individual | 39 Transport43 Restaurants | Registered | 2020 |
| DETAGTIVE 1805851 · TMA1129519 | an individual | 9 Electronics38 Telecommunications39 Transport | Registered | 2022 |
| DEWTECT 1732695 · TMA996951 | Delta T, LLC A Limited Liability Company | 9 Electronics | Registered | 2018 |
| DITCHTV 1724710 · TMA960426 | Secret Location Inc. | 38 Telecommunications41 Education | Registered | 2017 |
| DATASCOUT 1700886 · TMA976341 | Tempo Communications, Inc. | 9 Electronics | Registered | 2017 |
| DEDICATE 1672982 · TMA1052425 | Discovery Purchaser Corporation | 1 Chemicals5 Pharmaceuticals | Registered | 2019 |