- All sections
- H - Electricity
- H04W - Wireless communication networks
- H04W 4/21 - Services signallingAuxiliary data signalling, i.e. transmitting data via a non-traffic channel for social networking applications
Patent holdings for IPC class H04W 4/21
Total number of patents in this class: 1550
10-year publication summary
|
117
|
234
|
269
|
308
|
219
|
186
|
128
|
117
|
79
|
36
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| META Platforms, Inc. | 7144 |
119 |
| Tencent Technology (Shenzhen) Company Limited | 14646 |
54 |
| Samsung Electronics Co., Ltd. | 145025 |
49 |
| Aura Home, Inc. | 89 |
45 |
| International Business Machines Corporation | 61185 |
43 |
| Snap Inc. | 5787 |
42 |
| Apple Inc. | 54610 |
37 |
| Microsoft Technology Licensing, LLC | 53607 |
32 |
| PayPal, Inc. | 4086 |
31 |
| Google LLC | 42004 |
29 |
| Enseo, LLC | 264 |
23 |
| Capital One Services, LLC. | 9079 |
19 |
| Verizon Patent And Licensing Inc. | 7075 |
17 |
| OnePIN, Inc. | 69 |
16 |
| Match Group Americas, LLC | 174 |
15 |
| salesforce.com, inc. | 5524 |
13 |
| Blaze Mobile, Inc. | 35 |
13 |
| Tinder LLC | 175 |
13 |
| AT&T Intellectual Property I, L.P. | 9494 |
12 |
| Qualcomm Incorporated | 84847 |
11 |
| Other owners | 917 |