| DELCARE 1283073 · TMA677426 | TRIDEL CORPORATION | 35 Advertising37 Construction44 Medical | Registered | 2006 |
| DELCARE 1283067 · TMA701781 · design | TRIDEL CORPORATION | 35 Advertising37 Construction44 Medical | Registered | 2007 |
| DELCREO 0991234 · NFLD1234 · design | THE DELSON CHEMICAL CO. INC. (A NEW YORK CORPORATION) | 5 Pharmaceuticals | Registered | 1924 |
| DELCROME 0839029 · TMA487509 | Kennametal Inc. | 6 Metal7 Machines | Registered | 1997 |
| DELGRANGE 1808504 · TMA1050751 | Owner not shown | 18 Leather25 Clothing | Registered | 2019 |
| DÉLICRÈME 1175979 · TMA622310 | an individual | 29 Meat | Registered | 2004 |
| DÉLICRÈME 0605271 · TMA354455 · design | an individual | 29 Meat | Registered | 1989 |
| DOLCORE 2179253 · TMA1210168 | an individual | 1 Chemicals | Registered | 2023 |
| Dollger 2098542 · TMA1185080 | Yiwu Lixuan E-Commerce Co.,Ltd. | 9 Electronics | Registered | 2023 |
| DAYWALKER 2038214 · TMA1176253 · design | Shenzhenshi feiyanglanxing Technology Co.ltd. | 11 Lighting | Registered | 2023 |
| DAILYSCREEN 1988071 · TMA1140983 | Supergoop LLC, a Delaware Limited Liability Company | 3 Cosmetics | Registered | 2022 |
| DealSquare 1978026 · TMA1130192 | Silver Maple Ventures Inc. | 9 Electronics35 Advertising36 Finance | Registered | 2022 |
| DALCROZE 1977439 · TMA1147552 | Owner not shown | 9 Electronics16 Paper41 Education+1 | Registered | 2022 |
| DELUXAIR 1828369 · TMA1031339 · design | Emco Corporation | 35 Advertising | Registered | 2019 |
| DELGUARD 1758345 · TMA983610 · design | ZEBRA CO. LTD. | 16 Paper | Registered | 2017 |
| DALCOR 1715972 · TMA922512 | Dalcor Pharma UK Ltd | 42 Science | Registered | 2015 |
| DELICERISE 1668357 · TMA909633 | RESTAURANTS PACINI INC. | 30 Coffee43 Restaurants | Registered | 2015 |
| DELKOR 1614106 · TMA932756 | TAKRAF GmbH | 7 Machines9 Electronics11 Lighting+4 | Registered | 2016 |
| DALIGRAMME 1553172 · TMA889563 | an individual | 18 Leather | Registered | 2014 |
| DELSER 1891 1519251 · TMA860923 · design | an individual | 30 Coffee | Registered | 2013 |
| DIALISORB 1492662 · TMA848618 · design | Fresenius Medical Care Holdings, Inc. | 10 Medical44 Medical | Registered | 2013 |
| DIALISORB 1492661 · TMA848617 | Fresenius Medical Care Holdings, Inc. | 10 Medical44 Medical | Registered | 2013 |
| DELACORA 1479458 · TMA826538 | Build.com, Inc. | 11 Lighting21 Housewares | Registered | 2012 |
| DALGURU 1412091 · TMA809068 | BC Rice Mills Ltd. | 29 Meat30 Coffee31 Fresh | Registered | 2011 |
| DELAGARD 0781649 · TMA481597 | Vins Arterra Canada, division Québec, Inc. | 33 Wine | Registered | 1997 |