- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 67/54 - Presence management, e.g. monitoring or registration for receipt of user log-on information, or the connection status of the users
Patent holdings for IPC class H04L 67/54
Total number of patents in this class: 274
10-year publication summary
|
3
|
3
|
3
|
7
|
12
|
22
|
48
|
62
|
74
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 51439 |
13 |
| BlackBerry Limited | 5958 |
12 |
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| Sococo, Inc. | 88 |
7 |
| Citrix Systems, Inc. | 3905 |
6 |
| Google LLC | 38759 |
6 |
| Perftech, Inc. | 54 |
6 |
| International Business Machines Corporation | 60644 |
5 |
| Research In Motion Limited | 2283 |
4 |
| Huawei Technologies Co., Ltd. | 100781 |
4 |
| Amazon Technologies, Inc. | 24422 |
4 |
| PayPal, Inc. | 3804 |
4 |
| salesforce.com, inc. | 5003 |
4 |
| The Nielsen Company (US), LLC | 2549 |
4 |
| T-Mobile USA, Inc. | 3668 |
4 |
| Zoom Video Communications, Inc. | 819 |
4 |
| META Platforms, Inc. | 7514 |
4 |
| Secure Communication Technologies, LLC | 17 |
4 |
| Qualcomm Incorporated | 76576 |
3 |
| Hewlett-Packard Development Company, L.P. | 28538 |
3 |
| Other owners | 164 |