- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/833 - Marking packets or altering packet priority upon congestion or for congestion prevention
Patent holdings for IPC class H04L 12/833
Total number of patents in this class: 447
10-year publication summary
|
51
|
78
|
64
|
59
|
61
|
41
|
28
|
8
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 18858 |
80 |
| Huawei Technologies Co., Ltd. | 100781 |
23 |
| Ericsson | 20417 |
20 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
17 |
| British Telecommunications Public Limited Company | 2575 |
13 |
| Intel Corporation | 45621 |
12 |
| Mellanox Technologies Ltd. | 1097 |
10 |
| Apple Inc. | 50209 |
9 |
| Samsung Electronics Co., Ltd. | 131630 |
8 |
| AT&T Intellectual Property I, L.P. | 9886 |
8 |
| Nokia Solutions And Networks Oy | 5698 |
8 |
| Citrix Systems, Inc. | 3905 |
6 |
| Hewlett Packard Enterprise Development LP | 10702 |
6 |
| Marvell Asia PTE, Ltd. | 6841 |
6 |
| Cavium International | 5549 |
6 |
| Qualcomm Incorporated | 76576 |
5 |
| NEC Corporation | 32703 |
5 |
| Fujitsu Limited | 19265 |
5 |
| Alcatel Lucent SA | 1723 |
5 |
| Verizon Patent And Licensing Inc. | 6900 |
5 |
| Other owners | 190 |