| CompHost 2219156 · TMA1230725 | an individual | 40 Treatment | Registered | 2024 |
| COMFYCUSH 2061590 · TMA1229863 | VANS, INC. (A DELAWARE CORPORATION) | 25 Clothing | Registered | 2024 |
| COMFYCUSH 1946904 · TMA1163893 | Vans, Inc. | 25 Clothing | Registered | 2023 |
| COMPOSE 1849646 · TMA1060535 | Masterchem Industries LLC | 2 Paints | Registered | 2019 |
| COMPOSE 1273839 · TMA694650 | HAWORTH, INC. | 20 Furniture | Registered | 2007 |
| COMPOSE 2314571 | INTERNATIONAL BUSINESS MACHINES CORPORATION | 9 Electronics28 Toys42 Science | Pending | 2024 |
| COMPOST 2208633 · TMA1225514 | Eco Tan Pty Ltd | 3 Cosmetics | Registered | 2024 |
| COMFYHUG 2049501 · TMA1143798 | The Boppy Company, LLC | 18 Leather | Registered | 2022 |
| CAMFOSY 1999813 · TMA1128333 · design | Shenzhen Yisi Technology Co. Ltd | 18 Leather25 Clothing | Registered | 2022 |
| CONFIGURE 1807372 · TMA1027063 | Owner not shown | 3 Cosmetics | Registered | 2019 |
| COMFOSPEC 1762138 · TMA983156 · design | an individual | 37 Construction42 Science | Registered | 2017 |
| CONFIGURE 1750384 · TMA950895 | Rubbermaid Commercial Products LLC | 6 Metal20 Furniture21 Housewares | Registered | 2016 |
| COMPOSED 1705798 · TMA984843 | KOHLER CO. | 6 Metal11 Lighting21 Housewares | Registered | 2017 |
| COMPOSER 1567374 · TMA853037 | JAMF Software, LLC | 9 Electronics | Registered | 2013 |
| COMPOSER 1567372 · TMA871141 · design | JAMF Software, LLC | 9 Electronics | Registered | 2014 |
| COMPOSURE 1439841 · TMA778135 | an individual | 10 Medical | Registered | 2010 |
| COMPOSER 1425537 · TMA798006 | Lensbaby, Inc. | 9 Electronics | Registered | 2011 |
| CONFIGURE 1313347 · TMA844156 | FINE AGROCHEMICALS LIMITED | 1 Chemicals5 Pharmaceuticals | Registered | 2013 |
| COMBOS + 1285408 · TMA715443 · design | The Procter & Gamble Company | 3 Cosmetics5 Pharmaceuticals | Registered | 2008 |
| CompCote 1266989 · TMA729202 | Compcote International Inc. | 40 Treatment | Registered | 2008 |
| COMFIES 1239439 · TMA651681 | JOCKEY INTERNATIONAL, INC. | 25 Clothing | Registered | 2005 |
| COMFEES 0694468 · TMA418544 | Associated Hygienic Products LLC (a Delaware Limited Liability Company) | 5 Pharmaceuticals | Registered | 1993 |
| COMBOS 0436114 · TMA303195 | Mars Canada Inc. | 30 Coffee | Registered | 1985 |
| Comfoex 2365353 | Zhuji Shengjia E-commerce Co. Ltd. | 25 Clothing | Pending | 2024 |
| COMPOSURE 2282551 | FoodScience, LLC | 5 Pharmaceuticals | Pending | 2023 |