| CortiVera 1734175 · TMA961273 | Vanc Pharmaceuticals Inc. | 5 Pharmaceuticals | Registered | 2017 |
| CORTEVA 1872808 · TMA1041282 | Corteva Agriscience LLC | 31 Fresh | Registered | 2019 |
| CORTEVA 1872806 · TMA1046815 | Corteva Agriscience LLC | 5 Pharmaceuticals | Registered | 2019 |
| CORTEVA 1872804 · TMA1053784 | Corteva Agriscience LLC | 1 Chemicals | Registered | 2019 |
| CORTEFIEL 1537302 · TMA882748 | an individual | 25 Clothing | Registered | 2014 |
| CRDEBIT 1414724 · TMA780116 | an individual | 16 Paper35 Advertising42 Science | Registered | 2010 |
| CORTEF 1157492 · TMA605007 | PFIZER INC. | 5 Pharmaceuticals | Registered | 2004 |
| CERTIPORT 1137934 · TMA600113 | NCS Pearson, Inc. | 36 Finance41 Education42 Science | Registered | 2004 |
| CORTEF 0222792 · UCA47326 | PFIZER INC. | 5 Pharmaceuticals | Registered | 1954 |
| CERTAPET 2115676 | CertaPet LLC | 35 Advertising44 Medical | Pending | 2021 |
| CARDIOVIBE 2250983 · TMA1271326 | Cidemed Limited | 5 Pharmaceuticals | Registered | 2024 |
| CRATVZ 2247977 · TMA1267236 | an individual | 21 Housewares | Registered | 2024 |
| CREATIVEANS 2219221 · TMA1252452 · design | CREATIVEANS PTE. LTD. | 35 Advertising41 Education42 Science | Registered | 2024 |
| CharityBear 2205550 · TMA1240197 | CharityBear | 5 Pharmaceuticals | Registered | 2024 |
| CHARTHOP 2189241 · TMA1271149 | ChartHop, Inc. | 9 Electronics42 Science | Registered | 2024 |
| CRYOADVANCED 2180271 · TMA1235844 | Conair LLC | 21 Housewares | Registered | 2024 |
| Chardfun 2170635 · TMA1225293 | an individual | 28 Toys | Registered | 2024 |
| CARDBILLER 2160848 · TMA1218519 | Cardbiller Corporation | 9 Electronics36 Finance38 Telecommunications+2 | Registered | 2024 |
| CARATFILL 2146883 · TMA1204089 · design | an individual | 3 Cosmetics5 Pharmaceuticals10 Medical+1 | Registered | 2023 |
| CERTIPOL 2135369 · TMA1177934 | Kensing, LLC | 1 Chemicals | Registered | 2023 |
| CARDIOPHENOMICS 2122038 · TMA1185386 | N. Singh Medicine Professional Corporation | 42 Science44 Medical | Registered | 2023 |
| CREATEBOT 2111029 · TMA1179332 · design | NINGBO CREATEBOT TECHNOLOGY CO.LTD | 7 Machines17 Rubber | Registered | 2023 |
| CRTBOTW 2083307 · TMA1167074 · design | Zhuhai Wantu Trading Co.Ltd | 2 Paints | Registered | 2023 |
| CARDIHAB 2080331 · TMA1262589 | Cardihab Pty Ltd | 9 Electronics10 Medical42 Science+1 | Registered | 2024 |
| CREDIBLE 2068704 · TMA1173465 | CREDIBLE HOSPITALITY CORP. | 20 Furniture24 Textiles40 Treatment+1 | Registered | 2023 |