| RATKILLA 2010418 · TMA1198471 | an individual | 9 Electronics41 Education | Registered | 2023 |
| RedCell 1258427 · TMA684330 | Owner not shown | 9 Electronics38 Telecommunications41 Education | Registered | 2007 |
| REDCELL 2096851 | Redcell Games Inc. | 9 Electronics41 Education42 Science | Pending | 2021 |
| REDUCLEAN 1264093 · TMA675837 | an individual | 3 Cosmetics | Registered | 2006 |
| Roadshield 2324519 · TMA1263394 | Owner not listed | 10 Medical | Registered | 2024 |
| Ritzlude 2212818 · TMA1262817 | Shenzhen Chengwo E-Commerce Co., Ltd. | 25 Clothing | Registered | 2024 |
| ROTHSCHILD 2186162 · TMA480577 | an individual | 36 Finance | Registered | 1997 |
| ROTHSCHILD 2186161 · TMA480577 | Rothschild & Co Continuation Holdings AG | 35 Advertising | Registered | 1997 |
| RADICAL 2136645 · TMA1240973 | Radical Sportscars Limited | 12 Vehicles | Registered | 2024 |
| Rodthesalesboss 2122675 · TMA1187555 | an individual | 35 Advertising | Registered | 2023 |
| ROTASIIL 2106457 · TMA1224271 | SERUM INSTITUTE OF INDIA PRIVATE LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| RETICLE 2103610 · TMA1208382 | Angstrom Engineering Inc. | 7 Machines | Registered | 2023 |
| ROTHSLAND 2091254 · TMA1174750 | R628103154H LLC | 45 Legal | Registered | 2023 |
| ReadyShield 2021763 · TMA1138528 | an individual | 1 Chemicals | Registered | 2022 |
| REDSEAL 2002147 · TMA1142537 · design | Vancebuild Ltd | 7 Machines37 Construction42 Science | Registered | 2022 |
| REDICAL 1953301 · TMA1151061 | Owner not shown | 2 Paints | Registered | 2022 |
| RIDGELINECORP 1949969 · TMA1237885 | an individual | 37 Construction | Registered | 2024 |
| ReadyClean 1935298 · TMA1121833 | Electrolux Home Products, Inc. | 3 Cosmetics | Registered | 2022 |
| RADICAL 1929188 · TMA1135234 | RADICAL VENTURES MANAGEMENT INC. | 9 Electronics36 Finance | Registered | 2022 |
| RADICLE 1865772 · TMA1101627 | RADICLE IP HOLDINGS INC. | 5 Pharmaceuticals9 Electronics10 Medical+6 | Registered | 2021 |
| RADIOGEL 1822642 · TMA1025623 | Advanced Medical Isotope Corporation | 5 Pharmaceuticals39 Transport40 Treatment+1 | Registered | 2019 |
| RETSLY 1715685 · TMA960219 | MFTB HOLDCO, INC. | 9 Electronics36 Finance42 Science | Registered | 2017 |
| REDCLEAN 1710889 · TMA928051 | American Air Filter Company, Inc. | 11 Lighting | Registered | 2016 |
| READYCLOUD 1660092 · TMA916163 | NETGEAR, INC. | 9 Electronics42 Science | Registered | 2015 |
| RITZWELL 1645259 · TMA894894 · design | Ritzwell & Co. | 20 Furniture | Registered | 2015 |