- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 69/40 - Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass for recovering from a failure of a protocol instance or entity, e.g. service redundancy protocols, protocol state redundancy or protocol service redirection
Patent holdings for IPC class H04L 69/40
Total number of patents in this class: 364
10-year publication summary
|
6
|
4
|
7
|
7
|
13
|
45
|
51
|
98
|
74
|
25
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett Packard Enterprise Development LP | 10702 |
36 |
| Huawei Technologies Co., Ltd. | 100781 |
17 |
| Bright Data Ltd. | 244 |
15 |
| International Business Machines Corporation | 60644 |
13 |
| Ericsson | 20417 |
8 |
| Intel Corporation | 45621 |
8 |
| Cisco Technology, Inc. | 18858 |
8 |
| Microsoft Technology Licensing, LLC | 51439 |
8 |
| Palo Alto Networks, Inc. | 894 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
7 |
| Samsung Electronics Co., Ltd. | 131630 |
6 |
| Pure Storage, Inc. | 2435 |
6 |
| T-Mobile USA, Inc. | 3668 |
6 |
| BlackBerry Limited | 5958 |
5 |
| Amazon Technologies, Inc. | 24422 |
5 |
| SAP SE | 9657 |
4 |
| Nokia Technologies Oy | 15057 |
4 |
| Alfred E. Mann Foundation for Scientific Research | 273 |
4 |
| CloudFlare, Inc. | 388 |
4 |
| Apple Inc. | 50209 |
3 |
| Other owners | 190 |