- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/58 - Message switching systems
Patent holdings for IPC class H04L 12/58
Total number of patents in this class: 16896
10-year publication summary
|
3062
|
2948
|
2637
|
2157
|
1377
|
418
|
74
|
20
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 54189 |
1126 |
| International Business Machines Corporation | 62002 |
801 |
| META Platforms, Inc. | 6941 |
766 |
| Tencent Technology (Shenzhen) Company Limited | 15561 |
755 |
| Google LLC | 43500 |
583 |
| Snap Inc. | 6427 |
364 |
| Samsung Electronics Co., Ltd. | 152016 |
349 |
| Huawei Technologies Co., Ltd. | 118634 |
322 |
| Apple Inc. | 57314 |
287 |
| salesforce.com, inc. | 5810 |
233 |
| Malikie Innovations Limited | 6781 |
225 |
| ZTE Corporation | 43427 |
190 |
| Amazon Technologies, Inc. | 27542 |
180 |
| Verizon Patent And Licensing Inc. | 7415 |
177 |
| Alibaba Group Holding Limited | 6915 |
172 |
| Dropbox, Inc. | 1590 |
150 |
| AT&T Intellectual Property I, L.P. | 9796 |
126 |
| Oracle International Corporation | 13291 |
115 |
| Cisco Technology, Inc. | 22245 |
110 |
| Yahoo Assets LLC | 1204 |
110 |
| Other owners | 9755 |