- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/703 - Route fault prevention or recovery, e.g. rerouting, route redundancy, virtual router redundancy protocol [VRRP] or hot standby router protocol [HSRP]
Patent holdings for IPC class H04L 12/703
Total number of patents in this class: 1852
10-year publication summary
|
229
|
200
|
202
|
183
|
124
|
47
|
5
|
1
|
1
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22547 |
207 |
| Huawei Technologies Co., Ltd. | 123867 |
205 |
| Ericsson | 22839 |
107 |
| ZTE Corporation | 44230 |
92 |
| Juniper Networks, Inc. | 3364 |
74 |
| Telefonaktiebolaget LM Ericsson (publ) | 28859 |
65 |
| Hewlett Packard Enterprise Development LP | 11508 |
53 |
| VMware LLC | 6975 |
35 |
| Dell Products L.P. | 17095 |
34 |
| Futurewei Technologies, Inc. | 3787 |
34 |
| Ciena Corporation | 2190 |
31 |
| International Business Machines Corporation | 62742 |
30 |
| Fujitsu Limited | 16860 |
27 |
| Apple Inc. | 58995 |
18 |
| NEC Corporation | 37135 |
18 |
| Microsoft Technology Licensing, LLC | 54489 |
18 |
| CenturyLink Intellectual Property LLC | 1280 |
17 |
| AT&T Intellectual Property I, L.P. | 10003 |
15 |
| ISCO International, LLC | 243 |
15 |
| Intel Corporation | 47069 |
14 |
| Other owners | 743 |