| RUITRUE 2098561 · TMA1167128 · design | LettuceBio Technology Inc. | 3 Cosmetics | Registered | 2023 |
| RUITRUE 2080594 · TMA1183697 · design | LettuceBio Technology Inc. | 5 Pharmaceuticals | Registered | 2023 |
| ROOTER1 1569788 · TMA857882 | Belfor Franchise Group LLC | 37 Construction | Registered | 2013 |
| ROTTER 1357622 · TMA772609 · design | COMERCIAL DE HERRAMIENTAS SA DE CV | 1 Chemicals6 Metal7 Machines+3 | Registered | 2010 |
| ROTARE 1228915 · TMA696938 | LUTRON ELECTRONICS CO., INC. | 11 Lighting | Registered | 2007 |
| RETRUE 2263665 | Owner not listed | 12 Vehicles | Pending | 2023 |
| ROUTER 2064866 | an individual | 7 Machines9 Electronics42 Science | Pending | 2020 |
| RETRO 2261249 · TMA1279568 | Lone Palm Labs, Inc. | 9 Electronics42 Science45 Legal | Registered | 2024 |
| REDIAIR 2206053 · TMA1256426 | Gama Healthcare Limited | 11 Lighting | Registered | 2024 |
| REDIAIR 2177682 · TMA1256303 · design | Gama Healthcare Limited | 11 Lighting | Registered | 2024 |
| READYAIR 2161615 · TMA1282551 | Wheel Pros, LLC | 12 Vehicles | Registered | 2025 |
| Rdyre 2124054 · TMA1187594 | SHENZHEN LIUSING TRADING CO.. LTD. | 9 Electronics11 Lighting | Registered | 2023 |
| RETYRE 2118323 · TMA1246160 · design | an individual | 12 Vehicles35 Advertising40 Treatment+1 | Registered | 2024 |
| READERA 2094446 · TMA1268228 · design | Owner not shown | 9 Electronics | Registered | 2024 |
| Readaeer 2093248 · TMA1171410 | Reason Global Alliance Co.Limited | 7 Machines8 Hand9 Electronics+5 | Registered | 2023 |
| RTR 2072960 · TMA1164668 · design | GREAT CANADIAN RAILTOUR COMPANY LTD. | 39 Transport | Registered | 2023 |
| RYIDAR 2044783 · TMA1144775 | an individual | 9 Electronics | Registered | 2022 |
| Radterra 2039344 · TMA1162236 | 4507235 Nova Scotia Limited | 44 Medical | Registered | 2023 |
| RADTERRA 2039342 · TMA1162235 · design | 4507235 Nova Scotia Limited | 44 Medical | Registered | 2023 |
| RADR 2036266 · TMA1162167 | Lantern Pharma Inc. | 42 Science | Registered | 2023 |
| Radar 2014063 · TMA1112036 | Radar Relay, Inc. | 36 Finance | Registered | 2021 |
| RADAR 2003495 · TMA1106018 · design | Head Technology GmbH | 9 Electronics | Registered | 2021 |
| RADAR 1977437 · TMA1095303 · design | Omni United (S) Pte Ltd. | 12 Vehicles | Registered | 2021 |
| ROUTEWARE 1953769 · TMA1204538 · design | Routeware, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2023 |
| ROUTEWARE 1953768 · TMA1204537 | Routeware, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2023 |