| RESTHOUSE 1685443 · TMA977086 | Resthouse Sleep Solutions Ltd. | 10 Medical16 Paper20 Furniture+9 | Registered | 2017 |
| RESTECLIN 0275483 · TMA136973 | Bristol-Myers Squibb Canada Co./La Société Bristol-Myers Squibb Canada | 5 Pharmaceuticals | Registered | 1964 |
| RESTECH 2279272 | Quest Mindshare Inc. | 35 Advertising42 Science | Pending | 2023 |
| RESTCLOUD 2227041 | Chengdu YiShouWeiSheng Technology Co. Ltd | 20 Furniture | Pending | 2022 |
| RESTCLOUD 2206908 | Chengdu YiShouWeiSheng Technology Co. Ltd | 10 Medical | Pending | 2022 |
| RESTCLOUD 2169691 | Putian Ruixingyun Network Technology Co. Ltd. | 10 Medical | Pending | 2022 |
| RESTACK 2127483 | RESTACK ADVISORS INC. | 9 Electronics36 Finance | Pending | 2021 |
| RESTAYS 2064166 | Ashcroft Homes Inc. | 25 Clothing36 Finance41 Education+2 | Pending | 2020 |
| RESTECK 2054514 | Resteck LLC | 10 Medical | Pending | 2020 |
| RESTIGOUCHE 0902694 · design | DEPARTMENT OF NATIONAL DEFENCE | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 1986 |
| RUSTICA 2245570 · TMA1265721 | MASCO CANADA LIMITED | 6 Metal20 Furniture21 Housewares | Registered | 2024 |
| RYSTIGGO 2241889 · TMA1260157 · design | an individual | 5 Pharmaceuticals | Registered | 2024 |
| RYSTIGGO 2239130 · TMA1259874 · design | an individual | 5 Pharmaceuticals | Registered | 2024 |
| RIGHTCARE 2211724 · TMA1244188 | OUTSOURCE PHARMACY SOLUTIONS, INC. DBA EXPRESSMED CORPORATION | 5 Pharmaceuticals10 Medical | Registered | 2024 |
| Raksduz 2210291 · TMA1241777 | an individual | 24 Textiles | Registered | 2024 |
| REACTX 2194759 · TMA1235164 | an individual | 25 Clothing | Registered | 2024 |
| RUSTICA 2190440 · TMA1194073 | MASCO CANADA LIMITED | 11 Lighting | Registered | 2023 |
| RIGHTSENSE 2171480 · TMA1190033 | an individual | 9 Electronics | Registered | 2023 |
| RYSTIGGO 2160780 · TMA1205416 | an individual | 5 Pharmaceuticals | Registered | 2023 |
| RIGHTSIGHT 2152938 · TMA1189928 | an individual | 9 Electronics | Registered | 2023 |
| RestAssure 2152849 · TMA1266805 | SomnoMed Limited | 9 Electronics10 Medical | Registered | 2024 |
| RockDock 2129467 · TMA1234357 | Beijing Roborock Technology Co. Ltd. | 7 Machines | Registered | 2024 |
| RIGHTCLICK 2116356 · TMA1166078 | an individual | 10 Medical | Registered | 2023 |
| RECTICAP 2106406 · TMA1218076 | Owner not shown | 1 Chemicals7 Machines11 Lighting+3 | Registered | 2024 |
| REACTEX 2087256 · TMA1146016 | Soft-Tex International Inc. | 20 Furniture24 Textiles | Registered | 2022 |