| ICECAP 1242618 · TMA652142 | TAI LUNG (CANADA) LTD. | 25 Clothing | Registered | 2005 |
| ICECAP 1014132 · TMA538499 | an individual | 30 Coffee | Registered | 2000 |
| ICECUBIC 2007170 | GuangZhouJiaoTuxinxikejiyouxiangongsi | 11 Lighting | Pending | 2020 |
| ICEXXP 2175810 · TMA1227069 · design | Shenzhen Xixiang E-Commerce Co.Ltd. | 21 Housewares | Registered | 2024 |
| ICECUBE 0799349 · TMA547700 | Owner not shown | 32 Beer | Registered | 2001 |
| icecube 2290791 | Shenzhen Torras Technology Co.Ltd. | 9 Electronics | Pending | 2023 |
| ISOSPEAK 2179165 · TMA1280685 | IsoPlexis Corporation | 9 Electronics | Registered | 2025 |
| isixfus 2171901 · TMA1221568 | Shenzhen Zhonglin Information Technology Co. Ltd. | 25 Clothing | Registered | 2024 |
| IKASEFU 2159301 · TMA1218416 · design | Shenzhen Feimingda Information Technology Co. Ltd. | 21 Housewares | Registered | 2024 |
| Icespirit 2119959 · TMA1191980 | LULU ISLAND WINE GROUP LTD. | 16 Paper18 Leather20 Furniture+5 | Registered | 2023 |
| ICESBY 2074513 · TMA1177384 | an individual | 5 Pharmaceuticals | Registered | 2023 |
| ISISPHARMA 2033667 · TMA1158098 | ISIS PHARMA GmbH | 3 Cosmetics5 Pharmaceuticals | Registered | 2022 |
| IQOSPHERE 2016534 · TMA1183516 | an individual | 34 Tobacco35 Advertising | Registered | 2023 |
| IGICP 1931535 · TMA1120641 | EnviroCert International, Inc. | 35 Advertising | Registered | 2022 |
| ICESPHERE 1918133 · TMA1126799 | Biocompatibles UK Limited | 10 Medical | Registered | 2022 |
| ISOSPORT 1902005 · TMA1109330 | World Holdings, Inc. | 3 Cosmetics5 Pharmaceuticals | Registered | 2021 |
| ICESPRING 1893743 · TMA1069935 | Shenzhen Excellent Concept Technology Co. Ltd. | 9 Electronics | Registered | 2020 |
| ICESCAPES 1756469 · TMA1010584 | DIRTT Environmental Solutions Ltd. | 9 Electronics | Registered | 2018 |
| ICOQUBE 1610416 · TMA927254 | CHEP Technology Pty Limited | 20 Furniture39 Transport | Registered | 2016 |
| ISOxp 1448884 · TMA787988 | Wellnx Life Sciences Inc. | 5 Pharmaceuticals | Registered | 2011 |
| ISOSPEC 1413226 · TMA800691 | Delta Scientific Laboratory Products Ltd. | 1 Chemicals9 Electronics | Registered | 2011 |
| ISOSPORT 1041498 · TMA554062 | TOTES ISOTONER CORPORATION | 25 Clothing | Registered | 2001 |
| IXIASOFT 1021533 · TMA540234 | Ixiasoft Technologies Inc. | 9 Electronics | Registered | 2001 |
| ISOSOFT 0822072 · TMA487823 | Intelex Technologies, ULC | 9 Electronics | Registered | 1998 |
| ICESCAPE 0735295 · TMA435389 | COMPUTER TALK TECHNOLOGY, INC. | 9 Electronics | Registered | 1994 |