| DOORMATE 1580013 · TMA898929 | Owner not shown | 16 Paper21 Housewares | Registered | 2015 |
| DOORMATH 2260212 | 9417-6815 Quebec Inc. | 36 Finance42 Science | Pending | 2023 |
| DERMATA 1766253 · TMA1046951 | Dermata Therapeutics, LLC | 5 Pharmaceuticals42 Science | Registered | 2019 |
| DURMAT 1551829 · TMA847702 | Durum Verschleißschutz GmbH | 1 Chemicals6 Metal7 Machines | Registered | 2013 |
| Doormat 2230377 | Doormat Real Estate Services Inc. | 9 Electronics36 Finance42 Science+1 | Pending | 2022 |
| DermaType 2110125 · TMA1192635 | New U Life Corporation | 3 Cosmetics | Registered | 2023 |
| DERMATRUE 2087862 · TMA1246122 | GLC IV TRADING CO. LLC | 9 Electronics35 Advertising44 Medical | Registered | 2024 |
| DERMATUDE 1852259 · TMA1086386 | an individual | 3 Cosmetics5 Pharmaceuticals8 Hand+2 | Registered | 2020 |
| DAIRYMATE 1326416 · TMA705962 | GAY LEA FOODS CO-OPERATIVE LIMITED | 29 Meat | Registered | 2008 |
| DERMATEMP 2356227 | Exergen Corporation | 10 Medical | Pending | 2024 |
| DERMATIN 1969738 · TMA1239164 | MELALEUCA, INC. | 5 Pharmaceuticals | Registered | 2024 |
| DERMATAC 1701108 · TMA1058004 | 3M Company | 5 Pharmaceuticals | Registered | 2019 |
| DuraMatt 1698380 · TMA918800 | an individual | 2 Paints | Registered | 2015 |
| DURANATE 1676649 · TMA924477 | Asahi Kasei Chemicals Corporation | 1 Chemicals | Registered | 2015 |
| DERMOTEX 1468489 · TMA785352 | BioMod Concepts Inc. | 1 Chemicals40 Treatment | Registered | 2010 |
| DERMATIX 1260434 · TMA662343 | Bausch Health, Canada Inc. | 5 Pharmaceuticals | Registered | 2006 |
| DERMATOP 0740630 · TMA439232 | Bausch Health Companies Inc. | 5 Pharmaceuticals | Registered | 1995 |
| DERMDATA 0447488 · TMA247739 | GlaxoSmithKline Inc. | 1 Chemicals16 Paper25 Clothing | Registered | 1980 |
| Dermawhite 1747232 · TMA986525 | Nutragenius Inc. | 35 Advertising41 Education44 Medical+1 | Registered | 2017 |
| DERMADRATE 1080763 · TMA653690 | iNova Pharmaceuticals (Singapore) Pte Limited | 3 Cosmetics5 Pharmaceuticals | Registered | 2005 |
| DERMATHERM 2129265 | an individual | 3 Cosmetics5 Pharmaceuticals | Pending | 2021 |
| DERMTEK 0824996 · TMA498590 | DERMTEK PHARMA INC. | 1 Chemicals3 Cosmetics4 Oils+1 | Registered | 1998 |
| DRYMAT 0571925 · TMA335363 | FORMELCO LIMITED | 24 Textiles | Registered | 1987 |
| Drimatt 2352725 | Shenzhen Aolanduo Technology Co. Ltd. | 9 Electronics35 Advertising | Pending | 2024 |
| DermaDept. 2208770 · TMA1242811 | GNRC Essentials Inc. | 3 Cosmetics10 Medical21 Housewares | Registered | 2024 |