| CHUCKLES 1288263 · TMA745908 · design | Vivo Kids International Ltd. | 5 Pharmaceuticals8 Hand9 Electronics+9 | Registered | 2009 |
| CHUCKLES 0434730 · TMA257683 | Vivo Kids International Ltd. | 25 Clothing | Registered | 1981 |
| CHUCKLES 0314839 · TMA164092 | Iconic IP Interests, LLC | 30 Coffee | Registered | 1969 |
| CHUCKLES 0208126 · UCA38130 | Iconic IP Interests, LLC | 30 Coffee | Registered | 1950 |
| COSLYS 1829969 · TMA1097667 · design | Owner not shown | 3 Cosmetics | Registered | 2021 |
| COSLYS 1678094 · TMA945216 · design | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2016 |
| COGGLES 1666497 · TMA943091 | Sportsdirect.com Retail Limited | 25 Clothing35 Advertising | Registered | 2016 |
| CASUALS 0840547 · TMA490205 | Kimberly-Clark Worldwide, Inc. | 16 Paper | Registered | 1998 |
| COSLUS 2370582 | Owner not listed | 8 Hand10 Medical21 Housewares | Pending | 2024 |
| COSLUS 2320130 · design | Lancdon Jeshua Inc | 8 Hand10 Medical21 Housewares | Pending | 2024 |
| CASH4LESS 1350117 · TMA750496 | CASH4LESS CORP. | 36 Finance | Registered | 2009 |
| cycleacc 2263090 · TMA1283211 | Geek Union Ee-commerce Co. LTD | 28 Toys | Registered | 2025 |
| COCOLOCO 2236783 · TMA1253098 · design | an individual | 4 Oils34 Tobacco | Registered | 2024 |
| CYCLUS 2217118 · TMA1231797 · design | Cyclus Steam & Power, LLC | 40 Treatment | Registered | 2024 |
| CYCLUS 2211220 · TMA1231736 | Cyclus Steam & Power, LLC | 40 Treatment | Registered | 2024 |
| CIGLIKES 2206759 · TMA1241447 · design | HUIZHOU HAPPY VAPING TECHNOLOGY LIMITED | 34 Tobacco | Registered | 2024 |
| CYCLISTS 2093913 · TMA1207204 · design | YE CHOU INDUSTRY CO. LTD. | 8 Hand | Registered | 2023 |
| COOKIELICIOUS 2084911 · TMA1182643 | D SPOT Franchising Inc. | 30 Coffee43 Restaurants | Registered | 2023 |
| Cocoalicious 2070419 · TMA1159326 | an individual | 29 Meat30 Coffee | Registered | 2023 |
| cyclace 2069033 · TMA1158313 | Yongkang Qiaofei Trading Co. Ltd. | 28 Toys | Registered | 2022 |
| COGLEKA 2066927 · TMA1133435 | Eisai R&D Management Co. Ltd. | 5 Pharmaceuticals | Registered | 2022 |
| CYCLESYNC 2056009 · TMA1196396 | an individual | 3 Cosmetics | Registered | 2023 |
| CYCLESMART 2022567 · TMA1158029 | Jamieson Laboratories Ltd. | 5 Pharmaceuticals | Registered | 2022 |
| CYCLIC 1991971 · TMA1101238 | Waters Technologies Corporation | 9 Electronics | Registered | 2021 |
| CHOICEOLOGY 1898726 · TMA1093084 | CHARLES SCHWAB & CO. INC. | 9 Electronics41 Education | Registered | 2021 |