| CLOUDSPHERE 2353191 | CLOUDSPHERE BIOTECHNOLOGY CORPORATION | 5 Pharmaceuticals | Pending | 2024 |
| CLOUDSHELL 2136404 · TMA1213150 | TENTREE INTERNATIONAL INC. | 25 Clothing | Registered | 2023 |
| CLOUDSCENE 2017244 · TMA1210423 | Cloudscene (Services) Pty Limited | 35 Advertising38 Telecommunications42 Science | Registered | 2023 |
| CLOUDASH 1831532 · TMA1075718 | IDIGITAL INTERNET INC. | 9 Electronics42 Science | Registered | 2020 |
| CLOUDCOVER 1759285 · TMA1047381 | CloudCover Ltd. | 9 Electronics16 Paper35 Advertising+4 | Registered | 2019 |
| CLOUDCAST 1755231 · TMA983102 | KNOWCK CO. LTD. | 9 Electronics | Registered | 2017 |
| CLOUDCORNER 1695883 · TMA979381 · design | Cloud Service Limited | 9 Electronics39 Transport42 Science | Registered | 2017 |
| CLOUDCAMP 1431094 · TMA774788 | ENOMALY INC. | 9 Electronics16 Paper25 Clothing+1 | Registered | 2010 |
| CLOUDSCAPE 2240171 · TMA1257003 | Amazon Technologies, Inc. | 42 Science | Registered | 2024 |
| CLOUDCOMFORT 2194642 · TMA1235151 | Kimberly-Clark Worldwide, Inc. | 5 Pharmaceuticals | Registered | 2024 |
| Cloudeasy 2188015 · TMA1272599 | On Clouds GmbH | 25 Clothing28 Toys42 Science | Registered | 2024 |
| Cloudystar 2140702 · TMA1200291 | an individual | 11 Lighting | Registered | 2023 |
| CLOUDSMITH 2106884 · TMA1224277 | Cloudsmith Ltd | 42 Science | Registered | 2024 |
| CLOUDCREW 2043228 · TMA1154018 | an individual | 35 Advertising42 Science | Registered | 2022 |
| cloudseller 2039316 · TMA1141886 | an individual | 9 Electronics10 Medical | Registered | 2022 |
| CloudScent 1996210 · TMA1125078 | Vivid Theory Ltd. | 3 Cosmetics11 Lighting | Registered | 2022 |
| CloudShow 1886329 · TMA1067250 | Binary Fortress Software Ltd. | 42 Science | Registered | 2019 |
| CloudStyle 1870254 · TMA1084535 | Zhejiang Yunduan Era of Technology CO. LTD. | 20 Furniture24 Textiles25 Clothing+2 | Registered | 2020 |
| CLOUDSTEPPERS 1835005 · TMA1046500 | C. & J. CLARK INTERNATIONAL LIMITED | 25 Clothing | Registered | 2019 |
| Cloud4ISR 1750076 · TMA950368 | TrackGen Solutions Inc. | 42 Science | Registered | 2016 |
| CLOUDSPEED 1715374 · TMA952965 | SanDisk LLC | 42 Science | Registered | 2016 |
| CLOUDSPEED 1715373 · TMA952966 | SanDisk LLC | 9 Electronics35 Advertising37 Construction+1 | Registered | 2016 |
| CLOUDCAP 1669945 · TMA916326 | Precept Brands LLC | 33 Wine | Registered | 2015 |
| CLOUDSPEED 1665021 · TMA963841 · design | SanDisk LLC | 9 Electronics | Registered | 2017 |
| CLOUDSTOR 1571989 · TMA856654 · design | BUFFALO INC. | 9 Electronics | Registered | 2013 |