- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 51/52 - User-to-user messaging in packet-switching networks, transmitted according to store-and-forward or real-time protocols, e.g. e-mail for supporting social networking services
Patent holdings for IPC class H04L 51/52
Total number of patents in this class: 1195
10-year publication summary
|
8
|
23
|
29
|
26
|
58
|
133
|
253
|
372
|
341
|
83
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Snap Inc. | 4604 |
206 |
| META Platforms, Inc. | 7514 |
104 |
| salesforce.com, inc. | 5003 |
37 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
35 |
| Twitter, Inc. | 1293 |
30 |
| International Business Machines Corporation | 60644 |
29 |
| Google LLC | 38759 |
25 |
| Rovi Guides, Inc. | 3236 |
23 |
| META Platforms Technologies, LLC | 4806 |
17 |
| Microsoft Technology Licensing, LLC | 51439 |
15 |
| Dropbox, Inc. | 1374 |
14 |
| Samsung Electronics Co., Ltd. | 131630 |
12 |
| Verizon Patent And Licensing Inc. | 6900 |
11 |
| Aura Home, Inc. | 76 |
11 |
| Gree, Inc. | 704 |
10 |
| WhatsApp LLC | 206 |
9 |
| LINE Plus Corporation | 208 |
8 |
| STEELSERIES ApS | 321 |
8 |
| Apple Inc. | 50209 |
7 |
| Oracle International Corporation | 12313 |
7 |
| Other owners | 577 |