| DULUX 0992722 · NFLD2722 | DUPONT CANADA INC. | 2 Paints | Registered | 1946 |
| DULUX 0792380 · TMA472460 | Owner not shown | 2 Paints | Registered | 1997 |
| DULUX 0530788 · TMA305285 | LEDVANCE GmbH | 11 Lighting | Registered | 1985 |
| DULAC 0343727 · TMA188386 · design | Frito-Lay North America, Inc. (a Delaware Corporation) | 29 Meat30 Coffee | Registered | 1973 |
| "DULUX" 0157358 · TMDA54653 | Owner not shown | 2 Paints | Registered | 1932 |
| DULUX 1987003 | Owner not shown | 9 Electronics16 Paper17 Rubber+2 | Pending | 2019 |
| DUALUX 0462315 · TMA287214 | AS America, Inc. | 11 Lighting21 Housewares | Registered | 1984 |
| Duloch 2358406 | Shenzhen Wobaier Technology Co. Ltd. | 9 Electronics | Pending | 2024 |
| ddLUCK 2117289 | Owner not shown | 9 Electronics | Pending | 2021 |
| DLUX 1773259 · TMA1016953 | an individual | 1 Chemicals3 Cosmetics5 Pharmaceuticals+1 | Registered | 2019 |
| DLC 1754748 · TMA954093 | DOMINION LENDING CENTRES INC. CENTRES HYPOTHECAIRES DOMINION INC. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2016 |
| DLC 1746626 · TMA964605 | Efficiency Forward, Inc. | 35 Advertising42 Science | Registered | 2017 |
| DULCE 1571124 · TMA845803 | Laboratoires Choisy Ltée | 3 Cosmetics | Registered | 2013 |
| DLC 1518453 · TMA873519 | 1400 CASTLEFIELD ROAD INC. | 35 Advertising36 Finance | Registered | 2014 |
| DELC 1439473 · TMA805404 · design | DELC Systems International (2007) Inc. | 6 Metal7 Machines11 Lighting+4 | Registered | 2011 |
| DLUX 1363520 · TMA777801 · design | 162068 Canada Inc. | 35 Advertising43 Restaurants | Registered | 2010 |
| DELUX 1278757 · TMA717128 · design | SHENZHEN DELUX INDUSTRY CO. LTD. | 9 Electronics | Registered | 2008 |
| DULEX 1085004 · TMA664674 | C.R. BARD, INC. A LEGAL ENTITY | 10 Medical | Registered | 2006 |
| DLC 0860584 · TMA503606 | The Gillette Company LLC | 8 Hand12 Vehicles13 Firearms | Registered | 1998 |
| DLC 0837097 · TMA493026 | DFT Inc. (a Delaware corporation) | 9 Electronics | Registered | 1998 |
| DALIC 0506508 · TMA289379 | SIFCO APPLIED SURFACE CONCEPTS, LLC an Ohio limited liability company | 1 Chemicals9 Electronics40 Treatment | Registered | 1984 |
| DILAC 0194388 · UCA27445 | an individual | 3 Cosmetics | Registered | 1947 |
| DOLIC 2322344 | Changsha Duiyou Technology Co. Ltd | 27 Carpets | Pending | 2024 |
| DALUX 2302510 | an individual | 9 Electronics35 Advertising41 Education+1 | Pending | 2023 |
| DLux 2164883 | MJM World Imports Inc. | 6 Metal9 Electronics20 Furniture+2 | Pending | 2022 |