| iTeracare 2286901 · TMA1257196 | Owner not listed | 10 Medical | Registered | 2024 |
| ITRUSVYQUE 2193077 · TMA1218736 | GLAXO GROUP LIMITED | 5 Pharmaceuticals | Registered | 2024 |
| iTrustee 2053432 · TMA1227566 | HUAWEI TECHNOLOGIES CO., LTD. | 9 Electronics42 Science | Registered | 2024 |
| ITRUCOLOR 1942595 · TMA1143116 · design | Shenzhen Jiufangge Investment Consultation Co. Ltd. | 9 Electronics35 Advertising | Registered | 2022 |
| ITRUSDI 1882427 · TMA1103180 | Owner not shown | 5 Pharmaceuticals9 Electronics10 Medical | Registered | 2021 |
| IDORSIA 1868968 · TMA1088014 · design | Idorsia Pharmaceuticals Ltd. | 5 Pharmaceuticals35 Advertising42 Science+1 | Registered | 2020 |
| IDRASCREEN 1868541 · TMA1064734 | Owner not shown | 11 Lighting | Registered | 2019 |
| ioTORQ 1848489 · TMA1051868 | Panevo Services Limited | 9 Electronics42 Science | Registered | 2019 |
| IDROCRETE 1841304 · TMA1054651 | an individual | 1 Chemicals19 Building | Registered | 2019 |
| IDORSIA 1837775 · TMA1088015 | Idorsia Pharmaceuticals Ltd. | 5 Pharmaceuticals35 Advertising42 Science+1 | Registered | 2020 |
| ITERCHIMICA 1779791 · TMA998718 · design | an individual | 1 Chemicals2 Paints4 Oils+4 | Registered | 2018 |
| ITIRES 1748845 · TMA969290 | PEKANA-NATURHEILMITTEL GMBH | 5 Pharmaceuticals | Registered | 2017 |
| iTrax 1707697 · TMA975190 | IVIEW SYSTEMS ULC | 9 Electronics | Registered | 2017 |
| ITRACKAGRA 1635468 · TMA910890 | Canadian Agra Holdings Inc. | 9 Electronics | Registered | 2015 |
| ITWORX 1602345 · TMA941686 · design | Owner not shown | 9 Electronics38 Telecommunications42 Science | Registered | 2016 |
| IDRIEX 1577636 · TMA877938 | Owner not shown | 5 Pharmaceuticals | Registered | 2014 |
| IDTRUST 1564150 · TMA868970 | idAlerts Canada Inc. | 35 Advertising39 Transport45 Legal | Registered | 2014 |
| iDirect 1463051 · TMA809472 | ST Engineering iDirect, Inc. | 9 Electronics | Registered | 2011 |
| iTourGuides 1422811 · TMA786589 | iTourGuides Ltd. | 9 Electronics39 Transport | Registered | 2011 |
| ITRUST 1326809 · TMA744135 · design | Abraxas & Simba Holdings Inc. | 36 Finance | Registered | 2009 |
| ITRUST 1326807 · TMA747630 | Abraxas & Simba Holdings Inc. | 36 Finance | Registered | 2009 |
| ITRACK 1228013 · TMA735470 | NOVA EYE, INC. | 10 Medical | Registered | 2009 |
| ITRAXX 1212276 · TMA684108 | MARKIT INDICES GmbH. | 36 Finance | Registered | 2007 |
| iTrak 1144512 · TMA665760 | IVIEW SYSTEMS ULC | 9 Electronics | Registered | 2006 |
| ITRACS 1072383 · TMA610335 | iTracs, LLC | 9 Electronics | Registered | 2004 |