| Cloudprime 2186451 · TMA1272593 | On Clouds GmbH | 25 Clothing28 Toys42 Science | Registered | 2024 |
| Cloudful 2155905 · TMA1192167 | SINGAPORE FULL SCALE FULL SPEED PTE.LTD. | 24 Textiles25 Clothing35 Advertising | Registered | 2023 |
| CLOUDBLUE 1898200 · TMA1112752 · design | CloudBlue LLC | 9 Electronics35 Advertising36 Finance+3 | Registered | 2021 |
| CLOUDPLAY 1840440 · TMA1013438 | Hangzhou Ezviz Network Co. Ltd. | 42 Science | Registered | 2019 |
| CLOUDBLUE 1690939 · TMA980048 · design | CloudBlue LLC | 35 Advertising36 Finance37 Construction+2 | Registered | 2017 |
| Cloudpillo 2353357 | Owner not listed | 20 Furniture24 Textiles | Pending | 2024 |
| CLOUDPILLO 2311504 · design | an individual | 20 Furniture24 Textiles | Pending | 2023 |
| CloudValley 1947888 · TMA1192280 | Shenzhen Cloudvalley Maker Technology Co. Ltd. | 9 Electronics17 Rubber21 Housewares | Registered | 2023 |
| CloudBuyer 1990092 · TMA1124951 | an individual | 17 Rubber | Registered | 2022 |
| CLOUDFALL 1960840 · TMA1135244 | SUTTER HOME WINERY, INC. | 33 Wine | Registered | 2022 |
| CLOUDPOINT 1850781 · TMA1058394 | Veritas Technologies LLC | 9 Electronics | Registered | 2019 |
| CLOUDVELOX 1695539 · TMA976164 | VMware LLC | 9 Electronics42 Science | Registered | 2017 |
| CLOUDFLARE 1650049 · TMA896980 | CloudFlare, Inc. a legal entity | 9 Electronics42 Science | Registered | 2015 |
| 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 |
| CLOUDFORGE 1570938 · TMA876227 | CollabNet, Inc. (a Delaware corporation) | 9 Electronics42 Science | Registered | 2014 |
| CloudPath 1529600 · TMA865680 | an individual | 42 Science | Registered | 2013 |
| CLOUDOPS 1507625 · TMA895708 | CLOUDOPS INC. | 42 Science | Registered | 2015 |
| CLOUDBEES 1506527 · TMA825456 | Cloudbees, Inc. | 9 Electronics41 Education42 Science | Registered | 2012 |
| CLOUDFLEX 2313711 | Owner not listed | 3 Cosmetics | Pending | 2024 |
| CLOUDFLYER 2281211 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| Cloudflow 2281210 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CloudFuel 1999192 | 8x8, Inc. | 9 Electronics38 Telecommunications42 Science | Pending | 2019 |
| CLOUDPROTECT 1515435 · TMA868501 · design | AEP Networks, Inc. | 42 Science | Registered | 2014 |
| CLOUDPHYSICS 2127777 | Hewlett Packard Enterprise Development LP | 9 Electronics42 Science | Pending | 2021 |