| METAMUCIL 1462169 · TMA814770 · design | The Procter & Gamble Company | 5 Pharmaceuticals | Registered | 2011 |
| METAMUCIL 1227271 · TMA672759 | The Procter & Gamble Company | 5 Pharmaceuticals | Registered | 2006 |
| METAMUCIL 0543636 · TMA335193 · design | The Procter & Gamble Company | 5 Pharmaceuticals | Registered | 1987 |
| METAMUCIL 0208931 · UCA37924 | The Procter & Gamble Company (an Ohio Corporation) | 3 Cosmetics | Registered | 1950 |
| METAMYOSYN 0784787 · TMA496502 | MET-Rx Substrate Technology, Inc. (a California Corporation) | 5 Pharmaceuticals30 Coffee | Registered | 1998 |
| METAMIC 0210605 · UCA39211 | Jemmtec Limited | 6 Metal7 Machines8 Hand+9 | Registered | 1951 |
| MateMachine 2073189 · TMA1282247 | Mate Machine Inc. | 42 Science45 Legal | Registered | 2025 |
| MEDMASSAGER 2263330 · TMA1216594 | Medi Mall, Inc. | 10 Medical | Registered | 2023 |
| MAWATYNKI 2223876 · TMA1250013 | Mawatynki Limited | 41 Education | Registered | 2024 |
| MATHTANGO 2219871 · TMA1237748 | Originator Inc. | 9 Electronics | Registered | 2024 |
| MOTNSA 2216084 · TMA1246618 | an individual | 24 Textiles | Registered | 2024 |
| Mayting 2212689 · TMA1243149 | Shenzhen JiQuan Trading Co., Ltd. | 14 Jewellery | Registered | 2024 |
| MIDNIGHT 2209984 · TMA1231718 | Archer Aviation Inc. | 12 Vehicles35 Advertising39 Transport | Registered | 2024 |
| METAMAXWORLD 2159208 · TMA1211040 | OriginalLuxury Inc. | 40 Treatment41 Education42 Science | Registered | 2023 |
| METHANOS 2156340 · TMA1222227 | Schmack Biogas Service GmbH | 1 Chemicals | Registered | 2024 |
| MeetAngel 2148768 · TMA1204210 | VANPEARL NATURAL HEALTH LTD. | 5 Pharmaceuticals | Registered | 2023 |
| MUDMAX 2114610 · TMA1160555 | an individual | 9 Electronics | Registered | 2023 |
| MedAmigo 2096686 · TMA1190540 | Owner not shown | 9 Electronics42 Science | Registered | 2023 |
| Mothinessto 2076886 · TMA1155414 | SHENZHEN CHUJIN NETWORK TECHNOLOGY CO.LTD | 6 Metal | Registered | 2022 |
| mmmMidnight 2073001 · TMA1163489 | Gold Star Coffee Inc. | 30 Coffee40 Treatment | Registered | 2023 |
| Mythinglogic 2064314 · TMA1156369 | an individual | 20 Furniture21 Housewares | Registered | 2022 |
| MadMachine 2057235 · TMA1153091 | MADMACHINE LIMITED | 9 Electronics | Registered | 2022 |
| MEIDONG 2043253 · TMA1191462 · design | SHENZHEN MEIDONG ACOUSTICS CO. LTD. | 9 Electronics | Registered | 2023 |
| MOTIONCOAT 2042693 · TMA1253517 | ACTEGA GmbH | 1 Chemicals2 Paints | Registered | 2024 |
| METAMUGS 2036242 · TMA1119165 | Exquisite Gaming Limited | 21 Housewares | Registered | 2022 |