| MOTOACTV 1407311 · TMA831267 | Motorola Trademark Holdings, LLC | 9 Electronics | Registered | 2012 |
| METASTIM 0708032 · TMA420688 | Zoetis Services LLC | 5 Pharmaceuticals | Registered | 1993 |
| METAXTRA 2001901 · TMA1269327 · design | META GROWTH CORP. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| METAXTRA 2001780 · TMA1262278 | META GROWTH CORP. | 9 Electronics16 Paper35 Advertising+1 | Registered | 2024 |
| METACOAT 1822043 · TMA1006429 | Metallized Surface Technology, Ltd. | 1 Chemicals16 Paper | Registered | 2018 |
| METSTEV 1793979 · TMA1045043 | Merck Sharp & Dohme LLC | 5 Pharmaceuticals | Registered | 2019 |
| METACODA 1778747 · TMA998194 | Metacoda Group Pty Ltd | 9 Electronics37 Construction42 Science | Registered | 2018 |
| METASTAT 1772819 · TMA972045 | an individual | 44 Medical | Registered | 2017 |
| MEDACTA 1707207 · TMA968592 · design | an individual | 1 Chemicals5 Pharmaceuticals10 Medical | Registered | 2017 |
| MEDACTA 1474169 · TMA863406 · design | an individual | 1 Chemicals2 Paints5 Pharmaceuticals+1 | Registered | 2013 |
| METACOTE 1256520 · TMA798192 | Continental Automotive Technologies GmbH | 4 Oils7 Machines9 Electronics+1 | Registered | 2011 |
| Metacut 1109922 · TMA582613 | Ameta inc. | 8 Hand | Registered | 2003 |
| MedAction 1064290 · TMA609773 | COMMUNIMED INC. | 16 Paper | Registered | 2004 |
| METASTAR 2190763 · design | YANTAI METASTAR SPECIAL PAPERCO,LTD | 17 Rubber | Pending | 2022 |
| MAIDESITE 2263303 · TMA1281514 · design | Hangzhou Nande Intelligent Technology Co. Ltd. | 20 Furniture | Registered | 2025 |
| MATICOD 2248235 · TMA1267299 | Shenzhen Shikeshu Industrial Co. Ltd. | 11 Lighting | Registered | 2024 |
| MEDISHEET 2186724 · TMA1217566 | Spartech LLC | 16 Paper17 Rubber | Registered | 2024 |
| MEDICEUTICALS 2186659 · TMA1266931 | an individual | 3 Cosmetics | Registered | 2024 |
| METASTAGE 2174582 · TMA1252307 · design | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics42 Science | Registered | 2024 |
| MIDGATE 2157796 · TMA1224451 | General Motors LLC | 12 Vehicles | Registered | 2024 |
| METASTREAM 2138128 · TMA1186648 | Metamark (UK) Limited | 16 Paper17 Rubber20 Furniture | Registered | 2023 |
| MODUSTOOLBOX 2136821 · TMA1177970 | Cypress Semiconductor Corporation | 9 Electronics | Registered | 2023 |
| MEDCOAT 2088779 · TMA1215059 · design | an individual | 5 Pharmaceuticals | Registered | 2023 |
| MEDSTEAD 2052554 · TMA1152938 | Winfield Solutions, LLC | 5 Pharmaceuticals | Registered | 2022 |
| MidKote 2042279 · TMA1204699 | Plant Products Inc. | 1 Chemicals | Registered | 2023 |