| DANTEC 1510187 · TMA855984 | Natus Medical Incorporated (a Delaware corporation) | 9 Electronics10 Medical | Registered | 2013 |
| DYNATEC 1332326 · TMA701531 | SHERRITT INTERNATIONAL CORPORATION | 37 Construction42 Science | Registered | 2007 |
| DYNATECT 1694441 · TMA975404 | Dynatect Manufacturing, Inc. | 2 Paints6 Metal7 Machines+5 | Registered | 2017 |
| DENTEC 1628250 · TMA910961 | Dentec Safety Specialists Inc. | 3 Cosmetics5 Pharmaceuticals9 Electronics+2 | Registered | 2015 |
| DAMATIC 0535932 · TMA348757 | an individual | 7 Machines9 Electronics | Registered | 1988 |
| DYNATAC 0447925 · TMA251532 | Motorola Trademark Holdings, LLC | 9 Electronics | Registered | 1980 |
| DINTEC 2244657 | HDS | 7 Machines9 Electronics12 Vehicles+2 | Pending | 2023 |
| DENTEC 2146073 | Dentec Safety Specialists Inc. | 9 Electronics10 Medical26 Sewing | Pending | 2021 |
| DYMATEC 2138134 · design | an individual | 12 Vehicles | Pending | 2021 |
| DYNATEX 2026208 | Accumetric, LLC | 1 Chemicals4 Oils5 Pharmaceuticals+3 | Pending | 2020 |
| DAYMATIC 1468878 · TMA843882 | LANGE UHREN GMBH | 14 Jewellery | Registered | 2013 |
| DYNATEST 0802014 · TMA474794 | Owner not shown | 9 Electronics42 Science | Registered | 1997 |
| DYNADECK 1991217 | Dynamat, Inc. (a Delaware Corporation) | 17 Rubber | Pending | 2019 |
| DanAds 2002181 · TMA1129038 | an individual | 9 Electronics35 Advertising42 Science | Registered | 2022 |
| DANDIES 1952919 · TMA1138080 | We Love Soy, Inc. DBA Chicago Vegan Foods | 30 Coffee | Registered | 2022 |
| DONUTES 1682767 · TMA911496 · design | DONUTES INTERNATIONAL CO. LTD. | 29 Meat30 Coffee39 Transport+1 | Registered | 2015 |
| DENTEK 1140857 · TMA631486 | Dentek Oral Care, Inc. | 2 Paints3 Cosmetics5 Pharmaceuticals+3 | Registered | 2005 |
| DEMATIC 0846085 · TMA507822 | Dematic GmbH | 35 Advertising37 Construction40 Treatment+2 | Registered | 1999 |
| DOMOTEC 0726654 · TMA458254 | 9150-5115 Québec inc. | 9 Electronics | Registered | 1996 |
| DandC 2313270 | Guangzhou Zhibei Technology Co. Ltd. | 21 Housewares | Pending | 2024 |
| Dimatic 2296792 | Yancheng Baiteri Outdoor Products Co. Ltd. | 24 Textiles | Pending | 2023 |
| DEMATIC 2043961 · design | Dematic GmbH | 7 Machines9 Electronics12 Vehicles+5 | Pending | 2020 |
| DIANETICS 0527100 · TMA308686 | RELIGIOUS TECHNOLOGY CENTER | 9 Electronics14 Jewellery | Registered | 1985 |
| DIANETICS 0380091 · TMA215010 | RELIGIOUS TECHNOLOGY CENTER | 16 Paper41 Education45 Legal | Registered | 1976 |
| deinduser 2289738 · TMA1226412 | an individual | 14 Jewellery | Registered | 2024 |