| MICROBUILD 2307540 | ALLTECH, INC. | 5 Pharmaceuticals31 Fresh | Pending | 2024 |
| MICROPULS 1924728 · TMA1166269 | RÜBIG GESELLSCHAFT m.b.H & Co. KG. a legal entity | 7 Machines9 Electronics37 Construction+2 | Registered | 2023 |
| MICROBEADS 0294179 · TMA149094 | Potters Industries, LLC | 4 Oils14 Jewellery | Registered | 1967 |
| MICROBUDDIES 2149291 | Good Gaming, Inc. | 9 Electronics36 Finance42 Science | Pending | 2021 |
| MICROBRITE 2243109 · TMA1261752 | Carson Optical, Inc. | 9 Electronics | Registered | 2024 |
| MICROBLOK 2048709 · TMA1273724 | Chroma Color Corporation | 5 Pharmaceuticals | Registered | 2024 |
| MICROBRICK 2002341 · TMA1145338 | Siliconix Incorporated | 9 Electronics | Registered | 2022 |
| MICROBIX 1899233 · TMA1169381 | MICROBIX BIOSYSTEMS INC. | 1 Chemicals5 Pharmaceuticals9 Electronics+6 | Registered | 2023 |
| MicroBalm 1852254 · TMA1120097 | an individual | 16 Paper41 Education44 Medical | Registered | 2022 |
| MICROBIT 1713964 · TMA935135 | Toyo Tire Corporation | 12 Vehicles | Registered | 2016 |
| MICROBOLT 1612510 · TMA876076 | NACHURS ALPINE SOLUTIONS, LLC | 1 Chemicals42 Science44 Medical | Registered | 2014 |
| MICROBYTES 1605103 · TMA897162 | 9200-8283 QUÉBEC INC. opérant sous le nom de MICROBITS | 35 Advertising37 Construction | Registered | 2015 |
| MICROFIND 1519989 · TMA870892 · design | an individual | 1 Chemicals5 Pharmaceuticals9 Electronics+1 | Registered | 2014 |
| MICROBURST 1514954 · TMA884105 | an individual | 10 Medical21 Housewares | Registered | 2014 |
| MICROBURST 1509680 · TMA958382 | Little Giant Ladder Systems, LLC | 20 Furniture | Registered | 2016 |
| MICROFILL 1503177 · TMA846413 | Prollenium Medical Technologies, Inc. | 10 Medical | Registered | 2013 |
| MICROBLUE 1416561 · TMA794285 · design | COBRA ELECTRONICS CORPORATION | 9 Electronics | Registered | 2011 |
| MICROPILOT 1256993 · TMA679678 | Owner not shown | 9 Electronics | Registered | 2007 |
| MICROBLEND 1199511 · TMA632547 | REXIUS FOREST BY-PRODUCTS, INC. | 1 Chemicals | Registered | 2005 |
| MICROPILOT 1194195 · TMA623624 | MicroPilot Inc. | 9 Electronics12 Vehicles35 Advertising+1 | Registered | 2004 |
| MICROFIL 1084565 · TMA597742 | an individual | 3 Cosmetics | Registered | 2003 |
| MICROBIO 0862070 · TMA515652 · design | Becker Underwood Limited (a British Company) | 1 Chemicals | Registered | 1999 |
| MICROPULSE 0855716 · TMA508694 · design | BALLUFF, INC. | 9 Electronics | Registered | 1999 |
| MICROPULSE 0855715 · TMA509074 | BALLUFF, INC. | 9 Electronics | Registered | 1999 |
| MICROBIT 0832926 · TMA522219 | Toyo Tire Corporation | 12 Vehicles | Registered | 2000 |