- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 65/1045 - Proxies, e.g. for session initiation protocol [SIP]
Patent holdings for IPC class H04L 65/1045
Total number of patents in this class: 184
10-year publication summary
|
4
|
0
|
3
|
5
|
13
|
25
|
31
|
56
|
38
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| T-Mobile USA, Inc. | 3880 |
30 |
| Ericsson | 21094 |
18 |
| Twilio, Inc. | 503 |
15 |
| Comcast Cable Communications, LLC | 4430 |
6 |
| DISH Network Technologies India Private Limited | 310 |
5 |
| BlackBerry Limited | 5879 |
4 |
| AT&T Intellectual Property I, L.P. | 9330 |
4 |
| Dice Corporation | 21 |
4 |
| T-Mobile Innovations LLC | 3429 |
4 |
| Samsung Electronics Co., Ltd. | 138518 |
3 |
| Apple Inc. | 52607 |
3 |
| Qualcomm Incorporated | 81413 |
3 |
| British Telecommunications Public Limited Company | 2605 |
3 |
| Huawei Technologies Co., Ltd. | 106498 |
3 |
| Panasonic Intellectual Property Corporation of America | 7377 |
3 |
| Nokia Solutions And Networks Oy | 6213 |
3 |
| Global Tel*Link Corporation | 429 |
3 |
| Google LLC | 40754 |
3 |
| The Nielsen Company (US), LLC | 2640 |
3 |
| LG Electronics Inc. | 70898 |
2 |
| Other owners | 62 |