| REDROP 2350953 | Reworld Waste, LLC | 35 Advertising37 Construction40 Treatment+1 | Pending | 2024 |
| REDIWRAP 1772311 · TMA983473 | Spicers Canada ULC | 8 Hand | Registered | 2017 |
| READYRIPE 1737431 · TMA999650 | The Fresh Group Ltd. A CORPORATION OF WISCONSIN | 29 Meat31 Fresh | Registered | 2018 |
| RETROFRACTOR 2266975 · TMA1209089 | Owner not listed | 16 Paper28 Toys | Registered | 2023 |
| ROADTRIPPER 2247306 · TMA1267175 | Roadtripper Graphics Inc. | 16 Paper25 Clothing | Registered | 2024 |
| RETROBRIGHT 2167386 · TMA1203181 | Holley Performance Products, Inc. | 9 Electronics11 Lighting | Registered | 2023 |
| RETROFIT3D 2099635 · TMA1222028 · design | IMI Critical Engineering LLC | 7 Machines9 Electronics40 Treatment | Registered | 2024 |
| RedRaven 2034907 · TMA1161168 | FLOWSERVE MANAGEMENT COMPANY | 9 Electronics37 Construction | Registered | 2023 |
| ROAHTRIP 2006650 · TMA1142565 · design | Jiangxi Senmu Technology Co.Ltd. | 12 Vehicles | Registered | 2022 |
| READY2ROBOT 1907625 · TMA1097220 | MGA Entertainment Inc. | 28 Toys | Registered | 2021 |
| RETROFLAG 1900114 · TMA1068885 · design | CHANGZHI ( SHENZHEN ) TECHNOLOGY CO. LTD. | 28 Toys | Registered | 2020 |
| RETRIEVER 1856833 · TMA1060068 | Mahindra USA, Inc. | 12 Vehicles | Registered | 2019 |
| RETRIEVIUM 1779011 · TMA1019919 · design | Retrievium Inc. | 9 Electronics | Registered | 2019 |
| RETRIEVIUM 1779010 · TMA1019922 | Retrievium Inc. | 9 Electronics | Registered | 2019 |
| RETROPHIN 1742399 · TMA1032297 | Retrophin, Inc. | 5 Pharmaceuticals | Registered | 2019 |
| RIDERVILLE 1719300 · TMA945383 | Saskatchewan Roughrider Football Club Inc. | 9 Electronics11 Lighting14 Jewellery+11 | Registered | 2016 |
| REDRIFIC 1668239 · TMA915734 | Ferrara Candy Company | 30 Coffee | Registered | 2015 |
| RETRAFLEX 1642278 · TMA896076 | an individual | 7 Machines | Registered | 2015 |
| RIDERIFAN 1629961 · TMA1047452 | Sumitomo Pharma Co. Ltd. | 5 Pharmaceuticals | Registered | 2019 |
| RETROUVÉ 1629877 · TMA1036496 | an individual | 3 Cosmetics | Registered | 2019 |
| RETROFRET 1546106 · TMA850234 | an individual | 35 Advertising37 Construction | Registered | 2013 |
| RETROFLECTION 1528915 · TMA876880 | GIFTCRAFT LTD. | 6 Metal14 Jewellery17 Rubber+3 | Registered | 2014 |
| RETROFIT 1454833 · TMA888322 | Retrofit Bodyworks Inc. | 25 Clothing35 Advertising41 Education+1 | Registered | 2014 |
| RETROBACK 1374529 · TMA753943 | ROHO, INC. (AN ILLINOIS CORPORATION) | 12 Vehicles | Registered | 2009 |
| RETROFLEX 1351294 · TMA840869 | Edwards Lifesciences Corporation | 10 Medical | Registered | 2013 |