| MICROGREEN 1865741 · TMA1053231 | DART CONTAINER CORPORATION | 21 Housewares | Registered | 2019 |
| MICROGÀRDE 1575328 · TMA874357 · design | an individual | 5 Pharmaceuticals | Registered | 2014 |
| MICROSERVE 0606159 · TMA354998 | 341234 B.C. LTD. | 35 Advertising37 Construction | Registered | 1989 |
| MICROSERE 0306667 · TMA157861 | The International Group, Inc. (a Delaware corporation) | 3 Cosmetics4 Oils5 Pharmaceuticals | Registered | 1968 |
| Microgenix 2160504 · TMA1210093 | an individual | 29 Meat31 Fresh | Registered | 2023 |
| MACROGENICS 2130709 · TMA1229291 | MacroGenics, Inc. | 5 Pharmaceuticals35 Advertising42 Science | Registered | 2024 |
| Microgifts 2048206 · TMA1125155 | Microgifts Pty Ltd | 9 Electronics | Registered | 2022 |
| MICROGLIDE 1719784 · TMA941742 | Secure Energy Services Inc. | 4 Oils | Registered | 2016 |
| MICROCORE 1655866 · TMA921511 | an individual | 7 Machines8 Hand | Registered | 2015 |
| MicroGuide 1582709 · TMA858630 | MEGLAB ÉLECTRONIQUE INC. | 9 Electronics | Registered | 2013 |
| MICROSPIKES 1459424 · TMA790944 | KAHTOOLA INC. | 25 Clothing | Registered | 2011 |
| MICROGARD 1458480 · TMA796866 | Ansell Microgard Limited | 9 Electronics | Registered | 2011 |
| MICROSEMI 1342944 · TMA762469 | Microsemi Corporation | 9 Electronics | Registered | 2010 |
| MICROSHADES 1286460 · TMA745456 | Koppers Performance Chemicals Inc. | 2 Paints | Registered | 2009 |
| MICROGARD 1276997 · TMA676211 | an individual | 1 Chemicals | Registered | 2006 |
| MICROGROUP 1233373 · TMA660134 | Creganna Unlimited Company | 6 Metal7 Machines8 Hand+4 | Registered | 2006 |
| MICROGLIDE 1167116 · TMA659756 | Radius Systems Limited | 6 Metal9 Electronics17 Rubber+2 | Registered | 2006 |
| MICROGRAPH 1149733 · TMA602201 | LVMH SWISS MANUFACTURES SA | 14 Jewellery | Registered | 2004 |
| MICROGEN 1057677 · TMA590900 | Microgen Engine Corporation Limited | 9 Electronics11 Lighting12 Vehicles+2 | Registered | 2003 |
| MICROGEN 0858623 · TMA547227 | MICROGEN BIOPRODUCTS LIMITED | 5 Pharmaceuticals9 Electronics | Registered | 2001 |
| MICROSURE 0840940 · TMA543356 | MICROBAN CANADA INC. | 5 Pharmaceuticals | Registered | 2001 |
| MICROSCREEN 0787321 · TMA470960 | MICROGEN BIOPRODUCTS LIMITED | 1 Chemicals5 Pharmaceuticals | Registered | 1997 |
| MICROGARD 0720633 · TMA478257 | BECTON DICKINSON AND COMPANY | 20 Furniture | Registered | 1997 |
| MICROGLASS 0693687 · TMA410480 | Kulzer GmbH | 5 Pharmaceuticals | Registered | 1993 |
| MICROGLIDE 0608035 · TMA373746 | Abbott Cardiovascular Systems Inc. | 10 Medical | Registered | 1990 |