| RITESTOP 1724045 · TMA935573 | Sobeys Capital Incorporated | 35 Advertising | Registered | 2016 |
| ROOTSTOCK 1478145 · TMA866012 | MARK ANTHONY GROUP INC. | 33 Wine | Registered | 2013 |
| ROOTSTOCK 1453217 · TMA773644 | Arterra Wines Canada, Inc. | 41 Education | Registered | 2010 |
| ROOTSTOCK 2327436 | Bay Valley Foods, LLC | 29 Meat30 Coffee32 Beer | Pending | 2024 |
| ROOTSTOCK 2191836 | Bay Valley Foods, LLC | 30 Coffee | Pending | 2022 |
| ROTOSTAR 0857373 · TMA505995 | STOVES PLC | 11 Lighting | Registered | 1998 |
| ROTECTOR 0434716 · TMA240571 | Owner not shown | 9 Electronics | Registered | 1980 |
| ROTOSTOKER 1351129 · TMA724982 | Detroit Stoker Company, LLC | 7 Machines37 Construction | Registered | 2008 |
| ROTOSTOKER 0161974 · UCA1003 | Detroit Stoker Company, LLC | 11 Lighting | Registered | 1932 |
| ROTOSTEER 2242949 | Drilling Tools International, Inc. | 7 Machines | Pending | 2023 |
| RADSTER 2284407 · TMA1278004 | Rad Power Bikes Inc. | 9 Electronics12 Vehicles | Registered | 2024 |
| Redagod 2263321 · TMA1283239 | Shenzhen weifengxiyu technology Co. LTD | 9 Electronics | Registered | 2025 |
| RADSTREET 2173882 · TMA1277394 | Rad Power Bikes Inc. | 9 Electronics12 Vehicles | Registered | 2024 |
| RDSTR 2159702 · TMA1231202 | an individual | 9 Electronics35 Advertising38 Telecommunications+2 | Registered | 2024 |
| ROADSTER 2154697 · TMA1191103 | Merit Medical Systems, Inc. | 10 Medical | Registered | 2023 |
| ROADCODE 2126474 · TMA1234340 · design | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics12 Vehicles16 Paper+1 | Registered | 2024 |
| Rootside 2090348 · TMA1170231 | Rootside Provisions Ltd. | 32 Beer33 Wine | Registered | 2023 |
| RedactOR 2043991 · TMA1208163 | DIGITAL SURGERY LIMITED | 9 Electronics41 Education42 Science | Registered | 2023 |
| REDTASTIK 2035798 · TMA1161180 · design | an individual | 14 Jewellery16 Paper25 Clothing+1 | Registered | 2023 |
| REDCAT 2012937 · TMA1109486 | Namero, LLC | 28 Toys35 Advertising40 Treatment | Registered | 2021 |
| RODEXIT 2011641 · TMA1128437 · design | an individual | 6 Metal8 Hand17 Rubber | Registered | 2022 |
| REDSTONE 2008198 · TMA1279936 | Thorlabs, Inc. | 9 Electronics | Registered | 2025 |
| RADIOACTIVE 1983992 · TMA1275108 | FOREO Ltd. | 3 Cosmetics8 Hand10 Medical+2 | Registered | 2024 |
| RADKOTE 1940152 · TMA1155688 | Actega North America, Inc. | 1 Chemicals | Registered | 2022 |
| ReadyStore 1935299 · TMA1250371 | Electrolux Home Products, Inc. | 21 Housewares | Registered | 2024 |