- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 51/212 - Monitoring or handling of messages using filtering or selective blocking
Patent holdings for IPC class H04L 51/212
Total number of patents in this class: 1015
10-year publication summary
|
8
|
10
|
28
|
52
|
101
|
172
|
215
|
219
|
146
|
98
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| People.ai, Inc. | 148 |
47 |
| Microsoft Technology Licensing, LLC | 54661 |
36 |
| salesforce.com, inc. | 6107 |
29 |
| Apple Inc. | 59354 |
27 |
| Darktrace Holdings Limited | 179 |
26 |
| Yahoo Assets LLC | 1164 |
18 |
| Goldman Sachs Bank USA, AS Collateral Agent | 194 |
17 |
| International Business Machines Corporation | 62847 |
16 |
| Cisco Technology, Inc. | 22638 |
16 |
| Snap Inc. | 6867 |
16 |
| Abnormal Ai, Inc. | 94 |
16 |
| Bank of America Corporation | 8535 |
15 |
| KnowBe4, Inc. | 237 |
15 |
| Adeia Guides Inc. | 4027 |
15 |
| Capital One Services, LLC. | 10120 |
14 |
| Sophos Limited | 716 |
13 |
| Google LLC | 44850 |
12 |
| Proofpoint, Inc. | 301 |
11 |
| Twilio, Inc. | 668 |
11 |
| META Platforms Technologies, LLC | 6538 |
11 |
| Other owners | 634 |