| SOLIDCORE 2197567 · TMA1222475 | SOLIDCORE ASSETS, LLC | 41 Education | Registered | 2024 |
| SOLIDCORE 2128164 · TMA1173978 | SOLIDCORE ASSETS, LLC | 25 Clothing41 Education | Registered | 2023 |
| SOLIDCOS 1874800 · TMA1077258 | Owner not shown | 3 Cosmetics | Registered | 2020 |
| SOLIDSCREEN 1157240 · TMA687631 | Bio-Rad Europe GmbH | 1 Chemicals5 Pharmaceuticals9 Electronics | Registered | 2007 |
| SOLIDOSE 1051864 · TMA593494 | SolidTech Animal Health, Inc. | 5 Pharmaceuticals | Registered | 2003 |
| SOLIDOGEN 0210060 · UCA39498 | Clariant Produkte (Deutschland) GmbH | 1 Chemicals | Registered | 1951 |
| SlideConnect 1459085 · TMA792191 | an individual | 10 Medical | Registered | 2011 |
| SOLIDOX 0992385 · NFLD2385 | UNILEVER PLC | 3 Cosmetics | Registered | 1940 |
| SOLIDSOFT 2253147 · design | Owner not listed | 11 Lighting | Pending | 2023 |
| SolidCUT 2218871 | Messer Canada Inc. | 7 Machines | Pending | 2022 |
| SOLIDCAST 2119819 | AMERICAN BATH GROUP, LLC | 11 Lighting | Pending | 2021 |
| SLOTOWAYS 2253033 · TMA1222561 | Playtika, Ltd. | 9 Electronics41 Education | Registered | 2024 |
| SILEDGN 2248028 · TMA1267252 | Rizhao Zhongxin Electronics Co. Ltd. | 25 Clothing | Registered | 2024 |
| SLOTSHIFTER 2217228 · TMA1236528 | DraftKings, Inc. | 41 Education | Registered | 2024 |
| SOLytes 2215099 · TMA1245353 | Alberta Veterinary Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2024 |
| SLOTOSTORE 2197778 · TMA1222477 | Playtika, Ltd. | 9 Electronics35 Advertising41 Education | Registered | 2024 |
| soltuus 2191166 · TMA1252363 | Shenzhen Shuotesi E-Commerce Co. Ltd. | 11 Lighting | Registered | 2024 |
| SOLIDIGM 2173327 · TMA1246350 | SK hynix NAND Product Solutions Corp. | 9 Electronics35 Advertising40 Treatment | Registered | 2024 |
| SLEDGE 2171772 · TMA1201984 | an individual | 28 Toys | Registered | 2023 |
| SOLIDSILK 2168889 · TMA1219909 | Earth & Daughter, LLC (DBA No Tox Life) | 3 Cosmetics | Registered | 2024 |
| SLYDEX 2163100 · TMA1188885 | Portes et Fenêtres Tradition ( 2004) inc. | 35 Advertising | Registered | 2023 |
| SLUDGE 2144320 · TMA1231101 | CultureRx, LLC | 35 Advertising | Registered | 2024 |
| SOLITECT 2138243 · TMA1219136 | Toray Kabushiki Kaisha (Toray Industries Inc.) | 24 Textiles25 Clothing | Registered | 2024 |
| SLOTOSTORIES 2122134 · TMA1167209 | Playtika, Ltd. | 9 Electronics41 Education | Registered | 2023 |
| Saltstick 2099657 · TMA1160470 | TOKER ENGINEERING LLC | 5 Pharmaceuticals20 Furniture | Registered | 2023 |