- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 51/224 - Monitoring or handling of messages providing notification on incoming messages, e.g. pushed notifications of received messages
Patent holdings for IPC class H04L 51/224
Total number of patents in this class: 580
10-year publication summary
|
3
|
10
|
11
|
9
|
25
|
45
|
113
|
132
|
172
|
61
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Snap Inc. | 4604 |
40 |
| Apple Inc. | 50209 |
30 |
| Microsoft Technology Licensing, LLC | 51439 |
29 |
| Google LLC | 38759 |
20 |
| Rovi Guides, Inc. | 3236 |
19 |
| International Business Machines Corporation | 60644 |
18 |
| Keep Technologies, Inc. | 23 |
17 |
| Darktrace Holdings Limited | 100 |
16 |
| Samsung Electronics Co., Ltd. | 131630 |
14 |
| BlackBerry Limited | 5958 |
12 |
| Citrix Systems, Inc. | 3905 |
12 |
| META Platforms, Inc. | 7514 |
12 |
| Research In Motion Limited | 2283 |
10 |
| Capital One Services, LLC. | 7551 |
10 |
| LINE Plus Corporation | 208 |
10 |
| Huawei Technologies Co., Ltd. | 100781 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
9 |
| Tigerconnect, Inc. | 46 |
9 |
| FUJIFILM Business Innovation Corp. | 7395 |
9 |
| Amazon Technologies, Inc. | 24422 |
8 |
| Other owners | 267 |