- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 41/18 - Delegation of network management function, e.g. customer network management [CNM]
Patent holdings for IPC class H04L 41/18
Total number of patents in this class: 73
10-year publication summary
|
0
|
0
|
2
|
0
|
2
|
17
|
13
|
15
|
10
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Level 3 Communications, LLC | 1267 |
8 |
| VMware LLC | 6939 |
8 |
| Amazon Technologies, Inc. | 26796 |
5 |
| Huawei Technologies Co., Ltd. | 113191 |
3 |
| Microsoft Technology Licensing, LLC | 53805 |
3 |
| Open Text SA ULC | 531 |
3 |
| ToutVirtual, Inc. | 6 |
3 |
| Twilio, Inc. | 588 |
3 |
| ViaSat, Inc. | 1601 |
3 |
| Citrix Systems, Inc. | 3600 |
2 |
| Assurant, Inc. | 277 |
2 |
| CenturyLink Intellectual Property LLC | 1241 |
2 |
| BlackBerry Limited | 5359 |
1 |
| International Business Machines Corporation | 61344 |
1 |
| British Telecommunications Public Limited Company | 2622 |
1 |
| Intel Corporation | 47051 |
1 |
| Hitachi, Ltd. | 15521 |
1 |
| Cisco Technology, Inc. | 19985 |
1 |
| Nokia Solutions And Networks Oy | 6698 |
1 |
| Accenture Global Services Limited | 1530 |
1 |
| Other owners | 20 |