| DUETTO 1922912 · TMA1101410 | MTY Franchising Inc. | 43 Restaurants | Registered | 2021 |
| DUETTE 1770694 · TMA982034 | Hunter Douglas Inc. | 20 Furniture | Registered | 2017 |
| DUETTE 1465699 · TMA796021 | Cook Medical Technologies LLC | 10 Medical | Registered | 2011 |
| DUETTI 1106709 · TMA586703 | LIDL STIFTUNG & CO. KG | 30 Coffee | Registered | 2003 |
| DUETTE 1063592 · TMA560814 | Peg Perego Canada Inc. | 12 Vehicles | Registered | 2002 |
| DUETTE 0544960 · TMA316135 | Hunter Douglas Inc., (a Delaware Corporation) | 20 Furniture | Registered | 1986 |
| DUET 2113103 · TMA1229918 · design | Fisher & Paykel Healthcare Limited | 10 Medical | Registered | 2024 |
| DUET 2108601 · TMA1191814 · design | Duet Digital Finance Inc. | 9 Electronics35 Advertising36 Finance+1 | Registered | 2023 |
| DUOITA 2080843 · TMA1165984 | Anhui Haizhoujiahe Import and Export Co. Ltd. | 21 Housewares35 Advertising | Registered | 2023 |
| DUET 1904625 · TMA1095787 | PANOLAM INDUSTRIES INTERNATIONAL, INC. | 19 Building | Registered | 2021 |
| DUET 1827879 · TMA1016492 | LOVELAND PRODUCTS CANADA INC. | 5 Pharmaceuticals | Registered | 2019 |
| DUET 1726810 · TMA969859 | MARKIO DESIGNS INC | 25 Clothing35 Advertising | Registered | 2017 |
| DUET 1578121 · TMA902866 | Butler Home Products, LLC a Delaware limited liability company | 21 Housewares | Registered | 2015 |
| DUET 1560419 · TMA895247 | SERTA INC. | 20 Furniture | Registered | 2015 |
| DUET 1482316 · TMA815947 · design | Whirlpool Properties Inc. | 7 Machines11 Lighting | Registered | 2012 |
| DUET 1398045 · TMA769869 | MEDTRONIC, INC. a Minnesota corporation | 10 Medical | Registered | 2010 |
| DUET 1366587 · TMA726110 · design | YAMAHA CORPORATION A LEGAL ENTITY | 15 Musical | Registered | 2008 |
| DUET+ 1353392 · TMA726181 · design | YAMAHA CORPORATION A LEGAL ENTITY | 15 Musical | Registered | 2008 |
| DUET 1314272 · TMA702821 · design | ParaMed Inc. | 44 Medical | Registered | 2007 |
| DUET 1314271 · TMA702822 | ParaMed Inc. | 44 Medical | Registered | 2007 |
| DUET 1094824 · TMA602236 · design | Whirlpool Properties Inc. | 7 Machines | Registered | 2004 |
| DUET 1089675 · TMA599378 | Whirlpool Properties Inc. | 7 Machines | Registered | 2004 |
| DUET 1055451 · TMA571913 | S.C. Johnson & Son, Inc. | 5 Pharmaceuticals | Registered | 2002 |
| DETT 0773747 · TMA452010 | POLLYAIM (CANADA) LTD. | 1 Chemicals | Registered | 1995 |
| DETA 0374980 · TMA215603 | Exide Technologies GmbH | 9 Electronics | Registered | 1976 |