| CHOCOVIAR 2189573 | an individual | 30 Coffee | Pending | 2022 |
| cocopar 2091507 · TMA1186125 | an individual | 9 Electronics | Registered | 2023 |
| COCOBAR 1745772 · TMA973181 | COCONAMA CHOCOLATE CO. LTD. | 30 Coffee35 Advertising43 Restaurants | Registered | 2017 |
| CZECHVAR 1068173 · TMA582062 | Budejovický Budvar, národní podnik (also trading as Budweiser Budvar, National Corporation and Budweiser Budvar, Entreprise Nationale) | 32 Beer | Registered | 2003 |
| Choosefree 2246804 · TMA1265866 | Shenzhen Sandaomi Electronic Technology Co. LTD | 25 Clothing | Registered | 2024 |
| Cosybreeze 2237466 · TMA1258189 | Xiamen Yubing Qing Industry and Trade Co. Ltd. | 21 Housewares | Registered | 2024 |
| COCOPRO 2214423 · TMA1220039 | HGCI, Inc. | 21 Housewares | Registered | 2024 |
| Casabrews 2205095 · TMA1240137 | CASABREWS BRANDS INC. | 11 Lighting | Registered | 2024 |
| CASEBORNE 2145801 · TMA1201779 | ArmadilloTek Inc. | 9 Electronics14 Jewellery | Registered | 2023 |
| CASPORT 1988879 · TMA1150127 | an individual | 28 Toys | Registered | 2022 |
| CHOCOFRETA 1980605 · TMA1139304 · design | Owner not shown | 29 Meat30 Coffee | Registered | 2022 |
| COCOAPRO 1954952 · TMA1263510 | Mars Canada Inc. | 5 Pharmaceuticals29 Meat30 Coffee | Registered | 2024 |
| Cicapair 1920012 · TMA1097431 | HAVE&BE CO. LTD. | 3 Cosmetics | Registered | 2021 |
| CHOCOBROTH 1869125 · TMA1060738 | High-Vibe Health Inc. | 32 Beer | Registered | 2019 |
| CAASPORTS 1818224 · TMA1033146 · design | Creative Artists Agency, LLC | 35 Advertising | Registered | 2019 |
| CASPER 1806739 · TMA1016052 | Casper Sleep Inc. | 20 Furniture35 Advertising | Registered | 2019 |
| CASPER 1776940 · TMA1018452 | an individual | 9 Electronics39 Transport42 Science | Registered | 2019 |
| COOKFRESH 1771786 · TMA966370 | Conair LLC | 11 Lighting | Registered | 2017 |
| CASPER 1750101 · TMA979023 | Acuity Insights Inc. | 42 Science | Registered | 2017 |
| CASHPRO 1738894 · TMA1000854 | Bank of America Corporation | 42 Science | Registered | 2018 |
| CASPER 1692770 · TMA1003343 | Casper Sleep Inc. | 20 Furniture35 Advertising | Registered | 2018 |
| CUISIPRO 1687917 · TMA952234 | Browne & Co. | 7 Machines8 Hand11 Lighting+2 | Registered | 2016 |
| COOKSPIRATION 1666786 · TMA912777 | Owner not shown | 9 Electronics42 Science43 Restaurants+1 | Registered | 2015 |
| CASPER 1630263 · TMA1032728 | MICROVENTION, INC. (DELAWARE CORPORATION) | 10 Medical | Registered | 2019 |
| CASPEROME 1556964 · TMA889399 | an individual | 1 Chemicals3 Cosmetics5 Pharmaceuticals | Registered | 2014 |