| COPPYCAT 1849582 · TMA1099580 | KIPP GROUP CONCEPTS & BRANDS LTD. | 1 Chemicals3 Cosmetics4 Oils+13 | Registered | 2021 |
| COPYJET 0783202 · TMA475521 | Hewlett-Packard Development Company, L.P. (a Texas limited partnership) | 9 Electronics | Registered | 1997 |
| COVACOAT 1350837 · TMA840034 | Covalon Technologies Ltd. | 1 Chemicals2 Paints5 Pharmaceuticals+3 | Registered | 2013 |
| COVACOAT 2056745 | Covalon Technologies Ltd. | 10 Medical | Pending | 2020 |
| COPYCADEMY 2037004 · TMA1268140 | Dan Lok Education, Inc. | 9 Electronics41 Education42 Science | Registered | 2024 |
| COFACT 1603996 · TMA915071 | an individual | 5 Pharmaceuticals | Registered | 2015 |
| CHOPCUT 0587565 · TMA343775 | WALTER SURFACE TECHNOLOGIES INC. | 7 Machines | Registered | 1988 |
| CPact 2327717 | CNP Life Sciences Corporation | 3 Cosmetics | Pending | 2024 |
| CapCut 2217373 | Lemon Inc. | 35 Advertising38 Telecommunications41 Education+2 | Pending | 2022 |
| COPEKIT 2134988 | COPEKIT, LLC (a North Carolina limited liability company) | 9 Electronics16 Paper28 Toys+3 | Pending | 2021 |
| CapCut 2035067 | Lemon Inc. | 9 Electronics38 Telecommunications41 Education+1 | Pending | 2020 |
| COPACETIC 0527503 · TMA317765 | Copasetic Clothing Ltd. | 25 Clothing | Registered | 1986 |
| CPST 2246884 · TMA1244573 | Owner not listed | 19 Building | Registered | 2024 |
| Couvkadl 2212207 · TMA1269865 | Shenzhen Haimai Technology Co., Ltd. | 11 Lighting | Registered | 2024 |
| CAFESTI 2184571 · TMA1231377 | an individual | 11 Lighting30 Coffee | Registered | 2024 |
| CHEFSTEPS 2147711 · TMA1187783 | BREVILLE USA, INC. | 41 Education | Registered | 2023 |
| Chefstory 2077000 · TMA1163627 | ShenZhen YiHong E-commerce Co. LTD | 21 Housewares | Registered | 2023 |
| Cbastine 2051523 · TMA1150513 | an individual | 18 Leather | Registered | 2022 |
| COVICTA 2045964 · TMA1165601 | MEDICAGO INC. | 5 Pharmaceuticals | Registered | 2023 |
| COVIXTA 2045043 · TMA1165565 | MEDICAGO INC. | 5 Pharmaceuticals | Registered | 2023 |
| COVESTIX 2041695 · TMA1278307 | Bostik SA | 1 Chemicals | Registered | 2024 |
| CAPSTONE 2028410 · TMA1161010 | TOYOTA JIDOSHA KABUSHIKI KAISHA (ALSO TRADING AS TOYOTA MOTOR CORPORATION) | 12 Vehicles | Registered | 2023 |
| CPST 2012128 · TMA1133965 | CPST Intellectual Property Inc. | 45 Legal | Registered | 2022 |
| Cabestan 1989300 · TMA1124372 | an individual | 18 Leather24 Textiles28 Toys | Registered | 2022 |
| CapsiAtra 1946865 · TMA1179702 | AJINOMOTO CO. INC. | 5 Pharmaceuticals | Registered | 2023 |