| CLOUDBRIDGE 1672263 · TMA925969 | CITRIX SYSTEMS, INC. | 9 Electronics | Registered | 2016 |
| CLOUDPOINT 1850781 · TMA1058394 | Veritas Technologies LLC | 9 Electronics | Registered | 2019 |
| Cloudpulse 2297440 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CLOUDBRINK 2147238 | Cloudbrink Inc. a Delaware corporation | 9 Electronics42 Science | Pending | 2021 |
| CLOUDPROTECT 1515435 · TMA868501 · design | AEP Networks, Inc. | 42 Science | Registered | 2014 |
| CLOUDPERMIT 2029067 · design | an individual | 9 Electronics45 Legal | Pending | 2020 |
| CLOUDPERMIT 2005003 | an individual | 9 Electronics45 Legal | Pending | 2020 |
| Cloudfarms 2159813 · TMA1228886 | an individual | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2024 |
| CLOUDFIT 2018374 · TMA1131674 | Cloudfit Software, LLC | 9 Electronics42 Science | Registered | 2022 |
| 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 |
| CLOUDBREAK 1731902 · TMA964834 | P. GOOI PROFESSIONAL CORPORATION | 44 Medical | Registered | 2017 |
| CLOUDFORMS 1711742 · TMA937680 | Red Hat, Inc. | 9 Electronics42 Science | Registered | 2016 |
| CLOUDBLUE 1690939 · TMA980048 · design | CloudBlue LLC | 35 Advertising36 Finance37 Construction+2 | Registered | 2017 |
| CLOUDFLARE 1650049 · TMA896980 | CloudFlare, Inc. a legal entity | 9 Electronics42 Science | Registered | 2015 |
| CLOUDFORGE 1570938 · TMA876227 | CollabNet, Inc. (a Delaware corporation) | 9 Electronics42 Science | Registered | 2014 |
| CloudPath 1529600 · TMA865680 | an individual | 42 Science | Registered | 2013 |
| CLOUDVEIL 1284784 · TMA734093 | Cloudveil Mountain Peak, LLC a Delaware limited liability company | 25 Clothing | Registered | 2009 |
| Cloudpillo 2353357 | Owner not listed | 20 Furniture24 Textiles | Pending | 2024 |
| CLOUDPILLO 2311504 · design | an individual | 20 Furniture24 Textiles | Pending | 2023 |
| CLOUDFIT 2297829 | Kimberly-Clark Worldwide, Inc. | 5 Pharmaceuticals | Pending | 2023 |
| CLOUDBOOM 2281219 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CLOUDFRONT 2229077 | Amazon Technologies, Inc. | 9 Electronics38 Telecommunications42 Science | Pending | 2022 |
| CLOUDPHYSICS 2127777 | Hewlett Packard Enterprise Development LP | 9 Electronics42 Science | Pending | 2021 |
| CloudValley 1947888 · TMA1192280 | Shenzhen Cloudvalley Maker Technology Co. Ltd. | 9 Electronics17 Rubber21 Housewares | Registered | 2023 |