| COCOAACTION 2368142 | World Cocoa Foundation, Inc. | 35 Advertising | Pending | 2024 |
| CICASTIM 1649304 · TMA951640 | ACM | 3 Cosmetics5 Pharmaceuticals | Registered | 2016 |
| COZYKIDS 2178339 · TMA1228187 | Shenzhen ZhuoSiJia Trading Co. Ltd. | 9 Electronics25 Clothing | Registered | 2024 |
| CICACOTE 2116529 · TMA1162719 · design | an individual | 3 Cosmetics | Registered | 2023 |
| CAKESTERS 2104663 · TMA1176547 | Intercontinental Great Brands LLC | 30 Coffee | Registered | 2023 |
| CACASTROPHE 2080277 · TMA1170019 · design | Owner not shown | 5 Pharmaceuticals16 Paper18 Leather+1 | Registered | 2023 |
| CICAEXTREME 2050329 · TMA1282090 | L'OREAL | 3 Cosmetics | Registered | 2025 |
| CakeKit 2038873 · TMA1142788 | an individual | 40 Treatment | Registered | 2022 |
| CHOICESTRONG 1877011 · TMA1096763 | AFI Licensing LLC | 1 Chemicals | Registered | 2021 |
| CASESTUDY 1875461 · TMA1071019 | Decor-Ware International Inc. a legal entity | 4 Oils | Registered | 2020 |
| COCOGOODSCO 1855940 · TMA1087445 | Luong Quoi Coconut Co., Ltd. | 29 Meat32 Beer35 Advertising | Registered | 2020 |
| COSACTHEN 1764883 · TMA1027253 | Dechra Limited | 5 Pharmaceuticals | Registered | 2019 |
| CICASTELA 1739889 · TMA998849 | an individual | 3 Cosmetics5 Pharmaceuticals | Registered | 2018 |
| CASACADÉMIE 1639853 · TMA901938 | Communications Casacom Inc. | 41 Education | Registered | 2015 |
| chocoStyle 1492303 · TMA861516 | CHOCOSTYLE INC | 6 Metal14 Jewellery16 Paper+8 | Registered | 2013 |
| COCOSWEET 1472462 · TMA851900 | SWEETWATER FOODS LTD. | 30 Coffee35 Advertising | Registered | 2013 |
| CECEXT 1381503 · TMA758729 | an individual | 9 Electronics16 Paper35 Advertising+2 | Registered | 2010 |
| CAKESTERS 1361228 · TMA764864 | Intercontinental Great Brands LLC | 30 Coffee | Registered | 2010 |
| CHOCOISTE 1294418 · TMA747490 | Owner not shown | 30 Coffee | Registered | 2009 |
| CHOCOSTAR 1019428 · TMA564244 | Metro Richelieu inc. | 30 Coffee | Registered | 2002 |
| COXISTAC 0420762 · TMA315639 | Phibro Animal Health Corporation | 5 Pharmaceuticals | Registered | 1986 |
| CYQUEST 40 0253560 · TMA118799 | CYTEC TECHNOLOGY CORP. | 1 Chemicals | Registered | 1960 |
| CozyCat 2374196 | Ningbo Upbay International Trading Co. Ltd. | 12 Vehicles | Pending | 2025 |
| COEXHAUST 2236322 · design | AIREAU QUALITÉ CONTRÔLE INC. | 11 Lighting35 Advertising40 Treatment+1 | Pending | 2023 |
| CSEQUESTRATION 2175833 · design | Sinar Mas Paper(China) Investment Co. Ltd. | 1 Chemicals3 Cosmetics5 Pharmaceuticals+6 | Pending | 2022 |