| CLOUDBOOK 2000645 · TMA1144319 | HOLDHAM | 16 Paper | Registered | 2022 |
| CloudBooks 1723424 · TMA954054 | an individual | 35 Advertising | Registered | 2016 |
| CloudBand 1575237 · TMA894209 | an individual | 9 Electronics38 Telecommunications42 Science | Registered | 2015 |
| 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 |
| CLOUDBC 0924677 · design | 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 |
| CLOUDBABIES 1731376 · TMA1073253 | Hoho Entertainment Ltd | 5 Pharmaceuticals9 Electronics12 Vehicles+7 | Registered | 2020 |
| Cloudfarms 2159813 · TMA1228886 | an individual | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2024 |
| CloudBuyer 1990092 · TMA1124951 | an individual | 17 Rubber | Registered | 2022 |
| CLOUDFALL 1960840 · TMA1135244 | SUTTER HOME WINERY, INC. | 33 Wine | Registered | 2022 |
| CLOUDBLUE 1898200 · TMA1112752 · design | CloudBlue LLC | 9 Electronics35 Advertising36 Finance+3 | Registered | 2021 |
| CLOUDBREAK 1731902 · TMA964834 | P. GOOI PROFESSIONAL CORPORATION | 44 Medical | Registered | 2017 |
| CLOUDBLUE 1690939 · TMA980048 · design | CloudBlue LLC | 35 Advertising36 Finance37 Construction+2 | Registered | 2017 |
| CLOUDFLO 1641568 · TMA936591 · design | Automatic Bar Controls, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| CLOUDFLO 1641567 · TMA936592 | Automatic Bar Controls, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| CLOUDBOX 1536643 · TMA881311 | Seagate Technology LLC | 9 Electronics38 Telecommunications39 Transport+1 | Registered | 2014 |
| CloudPath 1529600 · TMA865680 | an individual | 42 Science | Registered | 2013 |
| CLOUDBEES 1506527 · TMA825456 | Cloudbees, Inc. | 9 Electronics41 Education42 Science | Registered | 2012 |
| COLDBLACK 1406163 · TMA829136 | an individual | 1 Chemicals2 Paints9 Electronics+4 | Registered | 2012 |
| Cloudpillo 2353357 | Owner not listed | 20 Furniture24 Textiles | Pending | 2024 |
| CLOUDBERG 2320496 · design | Yangzhou Seno Excellion Trading Co.Ltd | 10 Medical | Pending | 2024 |
| CLOUDPILLO 2311504 · design | an individual | 20 Furniture24 Textiles | Pending | 2023 |
| 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 |
| CLOUDBRINK 2147238 | Cloudbrink Inc. a Delaware corporation | 9 Electronics42 Science | Pending | 2021 |