- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 51/00 - User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail
Patent holdings for IPC class H04L 51/00
Total number of patents in this class: 536
10-year publication summary
|
13
|
25
|
46
|
89
|
134
|
145
|
54
|
33
|
24
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Snap Inc. | 6802 |
28 |
| META Platforms, Inc. | 6891 |
25 |
| International Business Machines Corporation | 62754 |
16 |
| Microsoft Technology Licensing, LLC | 54524 |
15 |
| salesforce.com, inc. | 6010 |
15 |
| Samsung Electronics Co., Ltd. | 158605 |
10 |
| People.ai, Inc. | 148 |
9 |
| Google LLC | 44674 |
8 |
| BlackBerry Limited | 4868 |
7 |
| Citrix Systems, Inc. | 3496 |
7 |
| Twitter, Inc. | 1011 |
7 |
| Dropbox, Inc. | 1637 |
6 |
| The Salk Institute for Biological Studies | 447 |
6 |
| eBuddy Technologies B.V. | 24 |
6 |
| Apple Inc. | 59117 |
5 |
| Huawei Technologies Co., Ltd. | 124379 |
5 |
| Beijing Zitiao Network Technology Co., Ltd. | 6788 |
5 |
| Cisco Technology, Inc. | 22584 |
4 |
| Oracle International Corporation | 13620 |
4 |
| Capital One Services, LLC. | 10067 |
4 |
| Other owners | 344 |