| mokaloo 2204028 · TMA1240031 | an individual | 18 Leather | Registered | 2024 |
| MOXILLO 2148279 · TMA1170409 · design | Moxillo Transport LLC | 39 Transport | Registered | 2023 |
| MOXILLO 2089425 · TMA1170185 | Moxillo Transport LLC | 39 Transport | Registered | 2023 |
| MISCELO 2001895 · TMA1203502 | Fortune Brands Water Innovations LLC | 11 Lighting | Registered | 2023 |
| Mooglow 2374792 | Mooglow Inc | 3 Cosmetics | Pending | 2025 |
| Moselle 1233855 | Owner not shown | 33 Wine | Pending | 2005 |
| MOGUL 2290715 · TMA1258571 · design | an individual | 9 Electronics25 Clothing | Registered | 2024 |
| MIJILY 2222382 · TMA1249873 · design | MIJILY CO., LTD. | 18 Leather25 Clothing | Registered | 2024 |
| MASALO 2150865 · TMA1239562 | an individual | 5 Pharmaceuticals9 Electronics10 Medical | Registered | 2024 |
| MAXELL 2073244 · TMA1191550 · design | Maxell, Ltd. | 7 Machines17 Rubber19 Building | Registered | 2023 |
| MAZEL 2046039 · TMA1149093 | Xiamen Solotoo Sporting Goods Co. ltd | 18 Leather28 Toys | Registered | 2022 |
| MAXELL 1939513 · TMA1159646 · design | Maxell, Ltd. | 9 Electronics | Registered | 2023 |
| MIGLO 1921884 · TMA1119990 | an individual | 9 Electronics | Registered | 2022 |
| MIGLO 1921879 · TMA1120106 · design | an individual | 9 Electronics | Registered | 2022 |
| Mgaolo 1900822 · TMA1077127 | Shenzhen Maigao Trade Co.Ltd. | 9 Electronics | Registered | 2020 |
| MAJOL 1886684 · TMA1084689 | an individual | 1 Chemicals | Registered | 2020 |
| MYGEL 1601821 · TMA865176 | Zinus Inc. | 20 Furniture25 Clothing | Registered | 2013 |
| Mogli 1587956 · TMA1030876 | MOGLI Naturkost GmbH | 3 Cosmetics5 Pharmaceuticals9 Electronics+12 | Registered | 2019 |
| MOWGLI 1574923 · TMA1104171 | DISNEY ENTERPRISES, INC. (A DELAWARE CORPORATION) | 6 Metal9 Electronics14 Jewellery+8 | Registered | 2021 |
| MOGUL 1455193 · TMA777761 | State Industrial Products Corporation | 1 Chemicals2 Paints3 Cosmetics+4 | Registered | 2010 |
| MUCELL 1071253 · TMA593068 | TREXEL, INC. a Delaware corporation | 7 Machines | Registered | 2003 |
| MIGEL 0990982 · NFLD982 · design | J.A. MIGEL, INC. (A NEW JERSEY CORPORATION) | 22 Ropes23 Yarns24 Textiles | Registered | 1921 |
| MAXELL 0769709 · TMA466900 · design | Maxell, Ltd. | 3 Cosmetics8 Hand9 Electronics+1 | Registered | 1996 |
| MJL 0743107 · TMA436000 | Le Naturiste J.M.B. Inc. | 1 Chemicals3 Cosmetics10 Medical+1 | Registered | 1994 |
| MAXELL 0730143 · TMA433133 · design | Maxell, Ltd. | 9 Electronics | Registered | 1994 |