| MicroCote 1914805 · TMA1191249 | DyTerra Corporation | 7 Machines | Registered | 2023 |
| MICROCELL 1862163 · TMA1033926 | AbbVie Corporation | 10 Medical | Registered | 2019 |
| MICROCEL 1742464 · TMA1015013 | Microcel Corporation | 7 Machines9 Electronics10 Medical+2 | Registered | 2019 |
| MICROCYNAH 1705563 · TMA986704 | Sonoma Pharmaceutical, Inc. | 3 Cosmetics5 Pharmaceuticals | Registered | 2017 |
| MICROCELL 1699401 · TMA1053288 | Icon DE Holdings LLC | 25 Clothing | Registered | 2019 |
| MICROCORE 1655866 · TMA921511 | an individual | 7 Machines8 Hand | Registered | 2015 |
| MICROCHILL 1614127 · TMA928953 | an individual | 9 Electronics18 Leather25 Clothing+3 | Registered | 2016 |
| MicroCage 1582713 · TMA858621 | MEGLAB ÉLECTRONIQUE INC. | 9 Electronics | Registered | 2013 |
| MICROCELL 1548269 · TMA840244 | VENTURE MEASUREMENT COMPANY LLC | 9 Electronics | Registered | 2013 |
| MICROCEL 1522210 · TMA864219 | an individual | 1 Chemicals | Registered | 2013 |
| MICROCISE 1474050 · TMA861068 | Cook Medical Technologies LLC | 9 Electronics | Registered | 2013 |
| MICROCIDE 1381748 · TMA747900 | Daego Co. Ltd. | 21 Housewares24 Textiles | Registered | 2009 |
| MICROCYN 1235324 · TMA743079 | Sonoma Pharmaceutical, Inc. | 5 Pharmaceuticals | Registered | 2009 |
| MICROCEL 1167251 · TMA645044 | LIFE SAFETY DISTRIBUTION GmbH | 9 Electronics | Registered | 2005 |
| MICROCLAVE 1139140 · TMA647744 | ICU Medical, Inc. | 10 Medical | Registered | 2005 |
| MICROCOOL 0883132 · TMA531655 | O&M Halyard International Unlimited Company | 10 Medical | Registered | 2000 |
| MICROCEL 0853232 · TMA522017 | Siemens Healthcare Diagnostics Inc. (a California corporation) | 9 Electronics | Registered | 2000 |
| MICROCOOL 0794972 · TMA503301 | Joseph Company International, Inc. | 21 Housewares | Registered | 1998 |
| MICROCURE 2316870 · design | Microcure(Suzhou) Medical Technology Co. Ltd. | 10 Medical | Pending | 2024 |
| MICROCARE 2213292 | Thor Specialities (UK) Ltd | 1 Chemicals | Pending | 2022 |
| MICROCELL 2177016 | VANRX Pharmasystems Inc | 7 Machines | Pending | 2022 |
| MicrocynAH 2167608 | Sonoma Pharmaceuticals, Inc. | 5 Pharmaceuticals | Pending | 2022 |
| MICROCLOVER 1404232 · TMA747456 · design | DLF Canada Inc. | 31 Fresh | Registered | 2009 |
| MICROSYSTEM 0754283 · TMA496400 · design | COLTENE/WHALEDENT, INC. (A CORPORATION OF DELAWARE) | 5 Pharmaceuticals7 Machines10 Medical | Registered | 1998 |
| MICROCHOICE 0731832 · TMA469805 | LINVATEC CORPORATION | 10 Medical | Registered | 1997 |