| COLDBREAK 1904211 · TMA1110348 | Cold Break Brewing, LLC | 6 Metal11 Lighting20 Furniture+1 | Registered | 2021 |
| COLDBREAK 2181570 · design | Cold Break Brewing, LLC | 11 Lighting | Pending | 2022 |
| CLOUDBRINK 2147238 | Cloudbrink Inc. a Delaware corporation | 9 Electronics42 Science | Pending | 2021 |
| CLOUDBOOK 2000645 · TMA1144319 | HOLDHAM | 16 Paper | Registered | 2022 |
| CLOUDBEES 1506527 · TMA825456 | Cloudbees, Inc. | 9 Electronics41 Education42 Science | Registered | 2012 |
| CLOUDBERG 2320496 · design | Yangzhou Seno Excellion Trading Co.Ltd | 10 Medical | Pending | 2024 |
| CLOUDBRIDGE 1672263 · TMA925969 | CITRIX SYSTEMS, INC. | 9 Electronics | Registered | 2016 |
| Cloudprime 2186451 · TMA1272593 | On Clouds GmbH | 25 Clothing28 Toys42 Science | Registered | 2024 |
| CloudBuyer 1990092 · TMA1124951 | an individual | 17 Rubber | Registered | 2022 |
| CLOUDBLUE 1898200 · TMA1112752 · design | CloudBlue LLC | 9 Electronics35 Advertising36 Finance+3 | Registered | 2021 |
| CLOUDDEVX 1881860 · TMA1087506 · design | EMYODE SERVICES CONSEILS INC. | 35 Advertising42 Science | Registered | 2020 |
| CLOUDPLAY 1840440 · TMA1013438 | Hangzhou Ezviz Network Co. Ltd. | 42 Science | Registered | 2019 |
| CLOUDBACKO 1742366 · TMA974296 · design | CloudBacko Corporation | 2 Paints9 Electronics35 Advertising+1 | Registered | 2017 |
| CloudBooks 1723424 · TMA954054 | an individual | 35 Advertising | Registered | 2016 |
| CLOUDBLUE 1690939 · TMA980048 · design | CloudBlue LLC | 35 Advertising36 Finance37 Construction+2 | Registered | 2017 |
| CloudBand 1575237 · TMA894209 | an individual | 9 Electronics38 Telecommunications42 Science | Registered | 2015 |
| CLOUDBOX 1536643 · TMA881311 | Seagate Technology LLC | 9 Electronics38 Telecommunications39 Transport+1 | Registered | 2014 |
| CLOUDVEIL 1284784 · TMA734093 | Cloudveil Mountain Peak, LLC a Delaware limited liability company | 25 Clothing | Registered | 2009 |
| CLOUDFLEX 2313711 | Owner not listed | 3 Cosmetics | Pending | 2024 |
| CLOUDBORN 2286520 | an individual | 9 Electronics | Pending | 2023 |
| CLOUDBOOM 2281219 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CLOUDBOX 2232813 | Cloud Cover Media, Inc. | 9 Electronics | Pending | 2023 |
| CLOUDFRONT 2229077 | Amazon Technologies, Inc. | 9 Electronics38 Telecommunications42 Science | Pending | 2022 |
| CloudFuel 1999192 | 8x8, Inc. | 9 Electronics38 Telecommunications42 Science | Pending | 2019 |
| CLOUDBC 0924678 | Her Majesty the Queen in right of the Province of British Columbia, as represented by the Minister of Advanced Education, Training and Technology | 1 Chemicals2 Paints3 Cosmetics+42 | Pending | 2017 |