| CORBEIL 1563876 · TMA867008 | Collins Bus Corporation | 12 Vehicles | Registered | 2013 |
| CORBEIL 1971779 · design | AM-CAM ÉLECTROMÉNAGERS INC. | 35 Advertising | Pending | 2019 |
| CORBELLE 1820478 · TMA1005302 | KOHLER CO. | 11 Lighting | Registered | 2018 |
| COREPEL 2053613 · TMA1147002 · design | an individual | 19 Building27 Carpets | Registered | 2022 |
| Corepel 2045534 · TMA1146890 | an individual | 19 Building27 Carpets | Registered | 2022 |
| CORBLEU 1296473 · TMA710471 · design | Edifier International Limited | 9 Electronics | Registered | 2008 |
| CORVIL 1575807 · TMA901488 | Corvil Limited | 9 Electronics42 Science | Registered | 2015 |
| CORFIL 1155951 · TMA619511 | Cytec Technology Corp. a Corporation of the State of Delaware | 1 Chemicals | Registered | 2004 |
| CARVEL 0498374 · TMA284601 | CARVEL CORPORATION | 43 Restaurants | Registered | 1983 |
| CARVEL 0425229 · TMA243194 | CARVEL CORPORATION | 30 Coffee | Registered | 1980 |
| CORVAL 2160345 | Corval LLC | 35 Advertising42 Science | Pending | 2022 |
| CERBELLA 1698258 · TMA1003704 | Neurodyn Life Sciences Inc. | 5 Pharmaceuticals29 Meat30 Coffee+4 | Registered | 2018 |
| CORVELLA 2317483 | an individual | 21 Housewares | Pending | 2024 |
| CARBALT 2061547 · TMA1282143 | 5030788 Ontario Ltd. | 12 Vehicles | Registered | 2025 |
| CORPLEX 1980822 · TMA1245960 | Corium Pharma Solutions, Inc. | 42 Science | Registered | 2024 |
| CARAVEL 1958931 · TMA1148569 | THOR TECH, INC. | 12 Vehicles | Registered | 2022 |
| CEREVEL 1948475 · TMA1220116 | Cerevel Therapeutics, LLC | 5 Pharmaceuticals | Registered | 2024 |
| CORPLEX 1943536 · TMA1188967 | Quanterix Corporation a Delaware corporation | 1 Chemicals5 Pharmaceuticals | Registered | 2023 |
| CORFLEX 1501612 · TMA814257 | LES CLOISONS CORFLEX INC. | 6 Metal19 Building | Registered | 2011 |
| CARVELA 1349518 · TMA1070626 · design | KURT GEIGER LIMITED | 3 Cosmetics9 Electronics14 Jewellery+4 | Registered | 2020 |
| CORPLEX 1192470 · TMA835974 | Corium Pharma Solutions, Inc. | 5 Pharmaceuticals | Registered | 2012 |
| CERVÉLO 1167142 · TMA628869 · design | Cervélo USA Inc. | 12 Vehicles25 Clothing | Registered | 2004 |
| CERVÉLO 1167141 · TMA614545 | Cervélo USA Inc. | 12 Vehicles25 Clothing | Registered | 2004 |
| CARVELA 1135931 · TMA609768 | KURT GEIGER LIMITED | 18 Leather25 Clothing | Registered | 2004 |
| CARAVEL 0677284 · TMA401158 | F.I.D. Future International Diversified Inc. | 3 Cosmetics | Registered | 1992 |