| SPHERELITE 1343635 · TMA714384 | Halliburton Energy Services, Inc. | 1 Chemicals | Registered | 2008 |
| SPHERULITES 0845179 · TMA530455 | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2000 |
| SPIROLIFT 0793603 · TMA461975 | an individual | 5 Pharmaceuticals7 Machines9 Electronics+1 | Registered | 1996 |
| SPHERILEX 1788858 · TMA1034446 | Evonik Operations GmbH | 1 Chemicals | Registered | 2019 |
| SPIRALIFT 1677760 · TMA965958 | Gestion Laforest inc. | 7 Machines | Registered | 2017 |
| SPIRALITH 1667081 · TMA965364 | Micropore, Inc. | 10 Medical | Registered | 2017 |
| SPHERELOCK 1332314 · TMA758741 | an individual | 28 Toys | Registered | 2010 |
| SPHEEROL 0993185 · NFLD3185 | CASTROL LIMITED | 4 Oils | Registered | 1948 |
| SPHERILENE 0863034 · TMA538397 | an individual | 35 Advertising38 Telecommunications42 Science+1 | Registered | 2000 |
| SPIRALIFT 0687190 · TMA401501 · design | Gestion Laforest inc. | 7 Machines | Registered | 1992 |
| SPIROLINE 0533573 · TMA315515 | an individual | 5 Pharmaceuticals7 Machines9 Electronics+2 | Registered | 1986 |
| SPHEEROL 0355737 · TMA197775 | CASTROL LIMITED | 4 Oils | Registered | 1974 |
| Superlist 2120605 | Superlist Software GmbH | 9 Electronics35 Advertising38 Telecommunications+1 | Pending | 2021 |
| SPIROLITE 1989310 | Aerobit Health Inc | 10 Medical | Pending | 2019 |
| SUPERLOCK 2256240 · TMA1274726 · design | L'OREAL | 3 Cosmetics | Registered | 2024 |
| SpiralPlast 2240155 · TMA1255478 | Ashworth Bros., Inc. | 7 Machines | Registered | 2024 |
| SpiralSurf 2240150 · TMA1255476 | Ashworth Bros., Inc. | 7 Machines | Registered | 2024 |
| SpiralFlow 2240145 · TMA1255473 | Ashworth Bros., Inc. | 7 Machines | Registered | 2024 |
| SUPRALON 2184791 · TMA1231411 | PALL CORPORATION | 7 Machines | Registered | 2024 |
| SPIRALINK 2181837 · TMA1230267 · design | West by North Industries Ltd. | 7 Machines | Registered | 2024 |
| SAVORLIVING 2167541 · TMA1220556 | Guangdong Weiqu International Trading Limited Company | 21 Housewares | Registered | 2024 |
| SPARALLOY 2167421 · TMA1200545 | Spartech LLC | 17 Rubber | Registered | 2023 |
| ScaperLine 2159781 · TMA1274037 | OASE GmbH | 1 Chemicals11 Lighting19 Building+1 | Registered | 2024 |
| SOUPERLICIOUS 2157960 · TMA1207846 · design | Souperlicious Inc. | 43 Restaurants | Registered | 2023 |
| SEPAREL 2156118 · TMA1249559 | DIC Corporation | 7 Machines10 Medical11 Lighting+1 | Registered | 2024 |