| SLAMTRACKER 1404611 · TMA965094 | INTERNATIONAL BUSINESS MACHINES CORPORATION | 9 Electronics38 Telecommunications42 Science | Registered | 2017 |
| SLAMTEC 1834867 · TMA1073935 · design | SHANGHAI SLAMTEC CO. LTD. | 7 Machines9 Electronics28 Toys+1 | Registered | 2020 |
| SLOANTEC 1807886 · TMA1000058 | SLOAN VALVE COMPANY | 11 Lighting | Registered | 2018 |
| SLANTCOIL 0688449 · TMA414388 | Trelleborg Sealing Solutions US, Inc. | 6 Metal | Registered | 1993 |
| Slantix 2304989 | an individual | 29 Meat | Pending | 2024 |
| SEALANDER 2267840 · TMA1285037 | an individual | 33 Wine | Registered | 2025 |
| SYLMATIA 2249562 · TMA1279143 | Sylmatia Solutions TI inc. | 42 Science | Registered | 2024 |
| SILENTTOUCH 2242975 · TMA1258442 | an individual | 9 Electronics | Registered | 2024 |
| SlimTech 2213366 · TMA1231778 | Pioneer Square Brands, Inc. | 9 Electronics | Registered | 2024 |
| SOULMATES 2192420 · TMA1233905 | MASTRONARDI PRODUCE LIMITED | 31 Fresh | Registered | 2024 |
| Solimeta 2177223 · TMA1241163 | Ningbo Xuri Xinghua Measurement and Control Equipment Co., Ltd. | 9 Electronics | Registered | 2024 |
| SOULMEET 2154814 · TMA1218286 | an individual | 14 Jewellery | Registered | 2024 |
| SilentCloud 2144962 · TMA1247942 | Aureliym GmbH | 9 Electronics10 Medical44 Medical | Registered | 2024 |
| Slowhand 2144505 · TMA1201681 | Slowhand Pizza Inc. | 30 Coffee39 Transport43 Restaurants | Registered | 2023 |
| SOLOMATE 2111863 · TMA1179372 | WSES Limited | 25 Clothing | Registered | 2023 |
| SLENDIER 2108129 · TMA1221188 | D'Lite IP Pty Ltd | 30 Coffee32 Beer | Registered | 2024 |
| SEALNETIK 2091732 · TMA1170234 | KOHLER CO. | 11 Lighting | Registered | 2023 |
| SILENTGUARD 2086660 · TMA1183835 | National Automotive Parts Association LLC | 12 Vehicles | Registered | 2023 |
| SOILWAND 2079798 · TMA1180232 | Botaniworld, LLC | 8 Hand | Registered | 2023 |
| Sailwind 2077023 · TMA1215967 | SHENZHEN WEIERBO CLOTHING CO. LTD. | 9 Electronics | Registered | 2023 |
| Salimdy 2067466 · TMA1162379 | Xia Men Xun Jie Cheng E-Commerce Co.Ltd. | 25 Clothing | Registered | 2023 |
| SLNT 2067061 · TMA1207071 | PEELED GROUP LLC | 9 Electronics18 Leather | Registered | 2023 |
| SLIMETIZER 2056769 · TMA1218961 | Chemical Evolution Ltd. | 3 Cosmetics5 Pharmaceuticals35 Advertising | Registered | 2024 |
| SOLEMAIDS 2053680 · TMA1129974 | an individual | 10 Medical25 Clothing | Registered | 2022 |
| SILENTFLEX 2041226 · TMA1164440 | an individual | 7 Machines | Registered | 2023 |