| SOUNDSTATION 0749802 · TMA464873 | Plantronics, Inc. | 9 Electronics | Registered | 1996 |
| SCENTSATION 0737964 · TMA437374 | TRITAP FOOD BROKER, A DIVISION OF 676166 ONTARIO LIMITED | 5 Pharmaceuticals | Registered | 1994 |
| SANDOSTATIN 0574047 · TMA336576 | NOVARTIS AG( NOVARTIS SA) ( NOVARTIS INC.) | 5 Pharmaceuticals | Registered | 1988 |
| SCENTSATIONS 0733402 · TMA432058 | Crayola Properties, Inc. | 16 Paper | Registered | 1994 |
| SYNTEGRATION 1162899 · TMA648286 | an individual | 35 Advertising38 Telecommunications41 Education+2 | Registered | 2005 |
| SCENTSATIONALS 1961850 | Rimports, LLC | 3 Cosmetics4 Oils5 Pharmaceuticals+1 | Pending | 2019 |
| SandStand 2068060 · TMA1134223 | SandBox Logistics, LLC | 6 Metal | Registered | 2022 |
| SANDSTONE 2054010 · TMA1168189 · design | SANDSTONE MEDICAL (SUZHOU) INC. | 10 Medical | Registered | 2023 |
| SendSuite 1656219 · TMA917705 | Pitney Bowes Inc. (Delaware Corporation) | 9 Electronics35 Advertising39 Transport | Registered | 2015 |
| SANDSTONE 1547562 · TMA862815 · design | Shanghai Sandstone Sportswear Inc. | 6 Metal9 Electronics18 Leather+6 | Registered | 2013 |
| SUNDSTRÖM 0423841 · TMA242016 · design | an individual | 9 Electronics | Registered | 1980 |
| SENDSZN 2242627 | an individual | 8 Hand9 Electronics14 Jewellery+10 | Pending | 2023 |
| SENDESTAR 2041631 | Yongkang Qiqing Industry and Trade Co.,Ltd. | 21 Housewares | Pending | 2020 |
| SOUNDX 2284034 · TMA1224690 | Spartech LLC | 17 Rubber | Registered | 2024 |
| sindax 2263093 · TMA1281456 | Sindax Electronics Co. Ltd. | 21 Housewares | Registered | 2025 |
| SYNTHOSOL 2257318 · TMA1273184 | Synthomer (UK) Limited | 17 Rubber | Registered | 2024 |
| sinotouch 2250771 · TMA1268887 | Owner not listed | 6 Metal7 Machines | Registered | 2024 |
| SCINTIX 2250312 · TMA1267442 | Reflexion Medical, Inc. | 9 Electronics10 Medical44 Medical | Registered | 2024 |
| sinotouch 2246771 · TMA1265849 | Owner not listed | 10 Medical | Registered | 2024 |
| SANTCO 2241645 · TMA1241947 | Owner not listed | 37 Construction42 Science | Registered | 2024 |
| sandycoat 2232301 · TMA1254031 | Owner not shown | 1 Chemicals2 Paints19 Building | Registered | 2024 |
| SOUNDSCAPE 2226252 · TMA1209079 | TEMPUR WORLD, LLC | 20 Furniture | Registered | 2023 |
| SoundWise 2223546 · TMA1248847 | an individual | 35 Advertising | Registered | 2024 |
| SANDJEST 2223157 · TMA1249891 | an individual | 21 Housewares | Registered | 2024 |
| SYNTHESIS 2217743 · TMA1248314 · design | Synthesis School, Inc. | 41 Education | Registered | 2024 |