| CryoBlaze 1701736 · TMA925845 | 3176282 Canada Ltd. | 10 Medical | Registered | 2016 |
| CROPBIOLIFE 1462499 · TMA783173 | LABORATORIES AUSSAN Inc. | 1 Chemicals5 Pharmaceuticals42 Science+1 | Registered | 2010 |
| CRYOFILL 1293295 · TMA686048 | Linde GmbH | 39 Transport | Registered | 2007 |
| CRYOPULSE 2262627 · TMA1281402 | Adagio Medical, Inc. | 10 Medical44 Medical | Registered | 2025 |
| CUROFLO 2260058 · TMA1279380 | Bonafide Health, LLC | 5 Pharmaceuticals | Registered | 2024 |
| CHEERFLOR 2257219 · TMA1273178 · design | Zhejiang Cheerflor Cosmetics Co. Ltd. | 3 Cosmetics | Registered | 2024 |
| CRUVHEAL 2243277 · TMA1239084 | Owner not listed | 25 Clothing | Registered | 2024 |
| CHEERFUL 2232613 · TMA1240505 | PetSmart Home Office, Inc. | 31 Fresh | Registered | 2024 |
| COREFLEX 2215800 · TMA1235232 | Cuts Clothing, Inc. | 24 Textiles | Registered | 2024 |
| CRUVHEAL 2198908 · TMA1237566 | Cruv Labs LLC | 10 Medical | Registered | 2024 |
| CAREPLUS 2178961 · TMA1228307 | Chewy, Inc. | 36 Finance44 Medical | Registered | 2024 |
| CRAPELLES 2178781 · TMA1229416 | Shenzhen Nancheng Youpin Trade Co. Ltd. | 20 Furniture21 Housewares | Registered | 2024 |
| CARRYVAULT 2166075 · TMA1212473 | Vista Outdoor Operations LLC | 13 Firearms | Registered | 2023 |
| CAROFIELD 2163765 · TMA1261136 · design | Beijing Jingdong CenturyInformation Technology Co., Ltd. | 3 Cosmetics9 Electronics14 Jewellery+4 | Registered | 2024 |
| Chiroplax 2158989 · TMA1211029 | Intellectco LLC | 10 Medical | Registered | 2023 |
| CARVAL 2143422 · TMA1194872 | an individual | 36 Finance | Registered | 2023 |
| CHEERPLUS 2139132 · TMA1214263 | Shenzhen CheerPlus Electronics Co. Ltd | 34 Tobacco | Registered | 2023 |
| CareHubble 2121988 · TMA1185384 | an individual | 44 Medical | Registered | 2023 |
| Cervillow 2119571 · TMA1195669 | an individual | 14 Jewellery | Registered | 2023 |
| CHEERBLE 2110094 · TMA1179240 · design | Shenzhen Cheerble Technology Co., Ltd. | 21 Housewares | Registered | 2023 |
| CHEERBLE 2110089 · TMA1179238 · design | Shenzhen Cheerble Technology Co., Ltd. | 9 Electronics | Registered | 2023 |
| CHERVIL 2101163 · TMA1196528 | AS America, Inc. | 11 Lighting | Registered | 2023 |
| carValoo 2099712 · TMA1275630 | carValoo GmbH | 9 Electronics35 Advertising42 Science | Registered | 2024 |
| Cervalin 2090191 · TMA1170219 | Vitaminol Inc. | 5 Pharmaceuticals | Registered | 2023 |
| Cribl 2088855 · TMA1186066 | Cribl, Inc. | 9 Electronics42 Science | Registered | 2023 |