| MFX 2021724 · TMA1115095 · design | GEBR. MÄRKLIN & CIE. GMBH | 28 Toys | Registered | 2021 |
| MEVEX 1767711 · TMA976084 | Mevex Corporation | 9 Electronics | Registered | 2017 |
| MFX 1633667 · TMA929328 · design | GEBR. MÄRKLIN & CIE. GMBH | 9 Electronics16 Paper28 Toys | Registered | 2016 |
| MMFX 1602986 · TMA866442 | CMC Steel Fabricators, Inc. | 6 Metal | Registered | 2013 |
| Mvix 1329450 · TMA829762 | SK CHEMICALS CO., LTD. | 5 Pharmaceuticals | Registered | 2012 |
| MYFAX 1304736 · TMA686724 | Consensus Cloud Solutions International Limited | 38 Telecommunications | Registered | 2007 |
| MYFAX 1225793 · TMA662263 · design | Consensus Cloud Solutions International Limited | 38 Telecommunications | Registered | 2006 |
| Mofiz 2323749 | an individual | 25 Clothing | Pending | 2024 |
| MFX 2294314 · design | Owner not listed | 9 Electronics28 Toys | Pending | 2023 |
| MFX 2158439 · design | GEBR. MÄRKLIN & CIE. GMBH | 9 Electronics28 Toys | Pending | 2021 |
| MBSE 2259736 · TMA1266059 | Owner not listed | 41 Education | Registered | 2024 |
| MÖBIUS 2256463 · TMA1281038 · design | an individual | 9 Electronics42 Science | Registered | 2025 |
| MAIYIFUK 2256210 · TMA1276189 | Zhanjiang Bandaotiehe Technology Co. LTD | 25 Clothing | Registered | 2024 |
| MOBIUS 2248816 · TMA1263306 | Owner not listed | 12 Vehicles | Registered | 2024 |
| MOIPEJO 2239254 · TMA1259888 | Shenzhen Zongyuan Technology Co. Ltd | 11 Lighting | Registered | 2024 |
| MUFAZA 2234739 · TMA1256728 | an individual | 3 Cosmetics29 Meat | Registered | 2024 |
| MPS 2234460 · TMA1251560 | an individual | 12 Vehicles | Registered | 2024 |
| mavic 2233175 · TMA1254121 | Shenzhen IVPS Technology Co. Ltd | 34 Tobacco | Registered | 2024 |
| MAYFASEY 2209291 · TMA1242867 | Xiamen Boqiao Trading Co., Ltd. | 25 Clothing | Registered | 2024 |
| MOPHOEXII 2206746 · TMA1241441 | Owner not shown | 28 Toys | Registered | 2024 |
| MIBOKO 2182031 · TMA1245114 | DERMAL DIAGNOSTICS LIMITED | 16 Paper21 Housewares25 Clothing | Registered | 2024 |
| Mebokee 2177242 · TMA1227242 | Shenzhen Xinyuetang Technology Co. Ltd. | 20 Furniture | Registered | 2024 |
| MPK 2169534 · TMA1220623 · design | My People Know Inc. | 35 Advertising41 Education | Registered | 2024 |
| MAPVIZO 2168755 · TMA1198197 | Apellis Pharmaceuticals, Inc. | 5 Pharmaceuticals | Registered | 2023 |
| MPJ 2162855 · TMA1212345 · design | Shenzhen Chongfang Technology Co. Ltd. | 11 Lighting | Registered | 2023 |