| EXTREMERTK 2078770 · TMA1140631 · design | Tersus GNSS Inc. | 9 Electronics | Registered | 2022 |
| ESTROTECT 1362560 · TMA721642 | an individual | 5 Pharmaceuticals | Registered | 2008 |
| ESTROVEN 0866855 · TMA540562 | an individual | 5 Pharmaceuticals | Registered | 2001 |
| EXTREMEPORT 2075799 · TMA1139856 | AMPHENOL CORPORATION | 9 Electronics | Registered | 2022 |
| eXtremeRate 1936919 · TMA1154670 | Shenzhen JinYangHuiChuang Technology Co.Ltd. | 28 Toys | Registered | 2022 |
| ESTROSMART 1442127 · TMA803537 | Jamieson Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2011 |
| EXTREMEPRO 1435462 · TMA772480 | Honeywell Safety Products USA, Inc. | 9 Electronics | Registered | 2010 |
| Extroducer 2302293 | Owner not listed | 10 Medical | Pending | 2023 |
| EXTREMESTART 1734536 · TMA1012923 · design | Royal Oaks Enterprises, LLC | 4 Oils | Registered | 2019 |
| EXTREME 2308650 · TMA1258591 | MATCO FOODS LIMITED | 30 Coffee | Registered | 2024 |
| EXTREME 2212082 · TMA1243064 · design | MATCO FOODS LIMITED | 30 Coffee | Registered | 2024 |
| ESTROOT 2073884 · TMA1177352 | SHANGHAI UNITOP INTERNATIONAL CO. LTD. | 25 Clothing | Registered | 2023 |
| EXTRUFORM 2014100 · TMA1143520 | an individual | 6 Metal12 Vehicles40 Treatment | Registered | 2022 |
| EXTREME 1999862 · TMA1143437 · design | an individual | 21 Housewares | Registered | 2022 |
| EXTRAMEL 1974056 · TMA1114996 · design | BIONOV | 3 Cosmetics5 Pharmaceuticals29 Meat | Registered | 2021 |
| EXTRACUT 1761965 · TMA1037521 · design | British American Tobacco (Brands) Inc. | 34 Tobacco | Registered | 2019 |
| EXTRANEB 1731789 · TMA960692 | Owner not shown | 10 Medical | Registered | 2017 |
| EXTREME 1705475 · TMA966691 · design | Bluebeam, Inc. | 41 Education | Registered | 2017 |
| EXTREME 1638965 · TMA964277 | TOYS "R" US (CANADA) LTD. | 28 Toys | Registered | 2017 |
| ESTROMED 1635546 · TMA1040563 | Bimeda Animal Health Limited | 5 Pharmaceuticals | Registered | 2019 |
| EXTRÊME 1607631 · TMA924048 | COMPASS MINERALS CANADA CORP. | 1 Chemicals | Registered | 2015 |
| EXTREME 1598842 · TMA887777 · design | Bluebeam, Inc. | 9 Electronics | Registered | 2014 |
| ESTROTEA 1520335 · TMA844952 | Assured Natural Distribution Inc. | 5 Pharmaceuticals | Registered | 2013 |
| EXTREME 1439501 · TMA804728 | Leviton Manufacturing Co. Inc. | 9 Electronics | Registered | 2011 |
| EXTRACT 1381272 · TMA786764 · design | Splash Corporation | 3 Cosmetics | Registered | 2011 |