| ROOTSMART 1816930 · TMA1056612 | Vineland Research and Innovation Centre | 21 Housewares | Registered | 2019 |
| READYCONNECT 2365780 · TMA1223618 | Owner not listed | 9 Electronics | Registered | 2024 |
| RRTIZAN 2207898 · TMA1274241 · design | an individual | 25 Clothing | Registered | 2024 |
| RUITEXUN 2205072 · TMA1241324 | Shenzhen Ruitexun Technology Co., Ltd. | 9 Electronics | Registered | 2024 |
| ROTTOGOON 2160222 · TMA1210077 | Shenzhen SenTeEr E-commerce Co.Ltd. | 21 Housewares | Registered | 2023 |
| READYGEN 2142428 · TMA1195946 | Generate IP Holdings LLC | 9 Electronics42 Science | Registered | 2023 |
| READYGEN 2117775 · TMA1195591 | Generate IP Holdings LLC | 42 Science44 Medical | Registered | 2023 |
| RADSWAN 2100091 · TMA1194623 | RadSwan, Inc. a Delaware corporation | 25 Clothing26 Sewing | Registered | 2023 |
| REDSWING 2079346 · TMA1164857 | an individual | 11 Lighting12 Vehicles18 Leather+5 | Registered | 2023 |
| REDCAMP 2072694 · TMA1161376 | an individual | 11 Lighting12 Vehicles18 Leather+6 | Registered | 2023 |
| ROADKING 2049551 · TMA1126381 | DAS Brands, LLC | 9 Electronics | Registered | 2022 |
| RADIOCENTRAL 1985404 · TMA1283733 | Motorola Solutions, Inc. | 9 Electronics37 Construction42 Science | Registered | 2025 |
| REDECAN 1984131 · TMA1193158 | 9037136 Canada Inc. | 34 Tobacco | Registered | 2023 |
| rodsant 1980255 · TMA1123078 | Rodsant IT Services Inc. | 35 Advertising42 Science | Registered | 2022 |
| REDKNOT 1969874 · TMA1156651 · design | 2601223 Ontario, Inc. | 41 Education | Registered | 2022 |
| REDECAN 1951246 · TMA1213814 · design | 9037136 Canada Inc. | 5 Pharmaceuticals9 Electronics16 Paper+5 | Registered | 2023 |
| REDECAN 1951243 · TMA1213816 | 9037136 Canada Inc. | 5 Pharmaceuticals9 Electronics16 Paper+5 | Registered | 2023 |
| redoxan 1929081 · TMA1126762 | SAPPI STOCKSTADT GMBH | 1 Chemicals9 Electronics | Registered | 2022 |
| RADWAGON 1921516 · TMA1121323 | Rad Power Bikes Inc. | 9 Electronics12 Vehicles | Registered | 2022 |
| RIDUZONE 1900848 · TMA1089839 | NutriForward, LLC | 1 Chemicals5 Pharmaceuticals | Registered | 2020 |
| REDCON1 1883074 · TMA1090404 | Redcon1, LLC | 5 Pharmaceuticals | Registered | 2020 |
| REDOXON 1881817 · TMA1072879 | an individual | 5 Pharmaceuticals | Registered | 2020 |
| RotoKing 1880437 · TMA1073223 | Mid Valley Manufacturing, Inc. | 7 Machines | Registered | 2020 |
| ROADSMART 1866296 · TMA1045776 | Sumitomo Rubber Industries, Ltd. | 12 Vehicles | Registered | 2019 |
| REDSUNFARMS 1845830 · TMA1015038 · design | Owner not shown | 31 Fresh44 Medical | Registered | 2019 |