- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 61/4535 - Network directoriesName-to-address mapping using an address exchange platform which sets up a session between two nodes, e.g. rendezvous servers, session initiation protocols [SIP] registrars or H.323 gatekeepers
Patent holdings for IPC class H04L 61/4535
Total number of patents in this class: 42
10-year publication summary
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0
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0
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2
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3
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4
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4
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5
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10
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9
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BlackBerry Limited | 5871 |
3 |
| Becton, Dickinson and Company | 7077 |
3 |
| Aurea Software, Inc. | 57 |
3 |
| Level 3 Communications, LLC | 1241 |
3 |
| Aviatrix Systems, Inc. | 102 |
3 |
| AT&T Intellectual Property I, L.P. | 9345 |
2 |
| 8x8, Inc. | 426 |
2 |
| Clever Devices Ltd. | 60 |
2 |
| Cohesity, Inc. | 288 |
2 |
| Namecheap, Inc. | 49 |
2 |
| Advanced New Technologies Co., Ltd. | 2569 |
2 |
| Snowstorm Inc. | 4 |
2 |
| Samsung Electronics Co., Ltd. | 139302 |
1 |
| Intel Corporation | 46153 |
1 |
| Huawei Technologies Co., Ltd. | 106915 |
1 |
| SAP SE | 9858 |
1 |
| Avaya Inc. | 1447 |
1 |
| Microsoft Technology Licensing, LLC | 52911 |
1 |
| Edgewater Networks, Inc. | 19 |
1 |
| TextNow, Inc. | 45 |
1 |
| Other owners | 5 |