- 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: 75
10-year publication summary
|
0
|
0
|
2
|
0
|
2
|
17
|
13
|
15
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Level 3 Communications, LLC | 1279 |
8 |
| VMware LLC | 6832 |
8 |
| Amazon Technologies, Inc. | 27247 |
5 |
| Huawei Technologies Co., Ltd. | 116003 |
3 |
| Microsoft Technology Licensing, LLC | 54340 |
3 |
| CenturyLink Intellectual Property LLC | 1263 |
3 |
| Open Text SA ULC | 539 |
3 |
| ToutVirtual, Inc. | 6 |
3 |
| Twilio, Inc. | 606 |
3 |
| ViaSat, Inc. | 1638 |
3 |
| Citrix Systems, Inc. | 3571 |
2 |
| Assurant, Inc. | 286 |
2 |
| BlackBerry Limited | 5261 |
1 |
| International Business Machines Corporation | 61747 |
1 |
| NEC Corporation | 36282 |
1 |
| British Telecommunications Public Limited Company | 2649 |
1 |
| Intel Corporation | 46471 |
1 |
| Hitachi, Ltd. | 15712 |
1 |
| Cisco Technology, Inc. | 22107 |
1 |
| Nokia Solutions And Networks Oy | 6878 |
1 |
| Other owners | 21 |