| MICROLID 0757173 · TMA488144 | 1014235 ONTARIO INC. | 21 Housewares | Registered | 1998 |
| MICROLINK 2261724 · TMA1261969 | Owner not listed | 1 Chemicals | Registered | 2024 |
| MICROLOAD 2141289 · TMA1182001 | OMORPHO Inc. | 10 Medical25 Clothing | Registered | 2023 |
| MICROLIFE 1984173 · TMA1251876 | Phibro Animal Health Corporation | 1 Chemicals5 Pharmaceuticals31 Fresh | Registered | 2024 |
| MICROLITE 1783782 · TMA966564 | SUPERIOR ESSEX INTERNATIONAL LP. | 9 Electronics | Registered | 2017 |
| MICROLIGHT 1560261 · TMA890006 | Owner not shown | 1 Chemicals3 Cosmetics | Registered | 2014 |
| MICROLINX 1547573 · TMA832806 | BENJAMIN MOORE & CO. LIMITED | 2 Paints | Registered | 2012 |
| MICROLINE 1483837 · TMA816100 | Microline Surgical, Inc. | 10 Medical | Registered | 2012 |
| MICROLITE 1450748 · TMA774456 | Invisible Fence, Inc. a Delaware corporation | 9 Electronics | Registered | 2010 |
| MICROLIFE 1370812 · TMA761049 | Microlife Intellectual Property GmbH | 10 Medical | Registered | 2010 |
| MICROLISE 1277979 · TMA768134 | MICROLISE LIMITED, a legal entity | 9 Electronics35 Advertising36 Finance+5 | Registered | 2010 |
| MICROLIGHT 1274108 · TMA707308 · design | RAYTHEON COMPANY (A DELAWARE CORPORATION) | 9 Electronics | Registered | 2008 |
| MICROLITE 1010680 · TMA564633 | TP-Holiday Group Limited | 18 Leather | Registered | 2002 |
| MICROLITE 0767677 · TMA453147 | Maurice Acquisition SPE, LLC | 28 Toys | Registered | 1996 |
| MICROLINK 0707468 · TMA427813 | an individual | 38 Telecommunications | Registered | 1994 |
| MICROLINER 0677328 · TMA413881 | Nautavac Cleaning Systems Limited | 7 Machines | Registered | 1993 |
| MICROLITE 0631260 · TMA388186 | an individual | 1 Chemicals | Registered | 1991 |
| MICROLITH 0629856 · TMA383168 | an individual | 4 Oils | Registered | 1991 |
| MICROLINE 0526484 · TMA325374 | OKI ELECTRIC INDUSTRY CO. LTD. | 9 Electronics | Registered | 1987 |
| MICROLITE 0509214 · TMA290541 | AMERICAN BILTRITE (CANADA) LTD. (A CANADIAN CORPORATION) | 25 Clothing | Registered | 1984 |
| MICROLIM 0472566 · TMA276554 | I-GARD Corporation | 9 Electronics | Registered | 1983 |
| MICROLITE 0234280 · TMA106234 | JOHNS MANVILLE CANADA INC. | 17 Rubber | Registered | 1957 |
| MICROLOGIC 2317351 | MICRO LOGIC SAINTE-FOY LTEE. | 9 Electronics35 Advertising37 Construction+2 | Pending | 2024 |
| MICROLACTIN 1053706 · TMA648026 | Stolle Milk Biologics, Inc. (a Delaware Corporation) | 1 Chemicals5 Pharmaceuticals29 Meat+3 | Registered | 2005 |
| MICROLINERS 2348818 | Kimberly-Clark Worldwide, Inc. | 5 Pharmaceuticals | Pending | 2024 |