| CONNEXTUBE 2151671 · TMA1217353 | Shanghai LUMIXESS Technology Co. Ltd. | 11 Lighting | Registered | 2024 |
| Connectize 2058312 · TMA1153127 | an individual | 9 Electronics | Registered | 2022 |
| CONNEXITY 1816689 · TMA1005743 | AMERICAN ANIMAL HOSPITAL ASSOCIATION | 41 Education | Registered | 2018 |
| CONNEXTION 1606125 · TMA922933 · design | WATKINS MANUFACTURING CORPORATION | 9 Electronics11 Lighting | Registered | 2015 |
| CONNEXTION 1537721 · TMA906267 | WATKINS MANUFACTURING CORPORATION, A CALIFORNIA CORPORATION | 9 Electronics11 Lighting | Registered | 2015 |
| CONNECTIT 1468930 · TMA830741 | Tobii DynaVox LLC | 9 Electronics | Registered | 2012 |
| ConnecTime 2227641 | SAMSUNG ELECTRONICS CO. LTD. | 9 Electronics | Pending | 2022 |
| CONNECTSUITE 2155931 · TMA1277328 | an individual | 9 Electronics42 Science | Registered | 2024 |
| CONNECTITUDE 2262529 | an individual | 9 Electronics35 Advertising42 Science | Pending | 2023 |
| ConnectEtre 1798862 · TMA994352 | an individual | 35 Advertising41 Education | Registered | 2018 |
| connectme 1888996 · TMA1086428 | an individual | 9 Electronics | Registered | 2020 |
| CONNECTIFY 1884137 · TMA1053873 | CENTURY GROUP LANDS CORPORATION | 43 Restaurants | Registered | 2019 |
| CONNECTOTT 1767552 · TMA980066 | an individual | 35 Advertising | Registered | 2017 |
| CONNEXT 1756467 · TMA1010650 | DIRTT Environmental Solutions Ltd. | 41 Education | Registered | 2018 |
| CONNECTIK 1702299 · TMA983683 · design | Connectik Technologies SA | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2017 |
| CONNEXT 1636458 · TMA890323 | an individual | 9 Electronics | Registered | 2014 |
| CONNECTOME 1615850 · TMA1048989 | Connectome Technologies Inc. | 38 Telecommunications42 Science45 Legal | Registered | 2019 |
| CONNEXTS 1512277 · TMA837850 | an individual | 38 Telecommunications | Registered | 2012 |
| CONNECTION 1225885 · TMA647872 · design | an individual | 9 Electronics28 Toys | Registered | 2005 |
| CONNECTION 1015111 · TMA580395 | INDUSTRIELLE ALLIANCE, ASSURANCE ET SERVICES FINANCIERS INC. | 36 Finance | Registered | 2003 |
| CONNEXT 2131334 | Rio Tinto Alcan Inc. | 6 Metal40 Treatment41 Education+1 | Pending | 2021 |
| CONNECTIVITY 1675903 · TMA914236 | Univar Inc. | 9 Electronics | Registered | 2015 |
| CONNECTIVELY 2285611 | CISION US INC. | 35 Advertising42 Science | Pending | 2023 |
| ConnectPixel 2250716 | Owner not listed | 9 Electronics | Pending | 2023 |
| CONNECTMILES 2228618 · design | Owner not shown | 35 Advertising39 Transport | Pending | 2022 |