- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 61/4511 - Network directoriesName-to-address mapping using standardised directoriesNetwork directoriesName-to-address mapping using standardised directory access protocols using domain name system [DNS]
Patent holdings for IPC class H04L 61/4511
Total number of patents in this class: 2215
10-year publication summary
|
27
|
40
|
43
|
163
|
293
|
377
|
400
|
421
|
312
|
146
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22547 |
119 |
| VeriSign, Inc. | 542 |
91 |
| Amazon Technologies, Inc. | 28182 |
66 |
| Huawei Technologies Co., Ltd. | 123867 |
52 |
| Microsoft Technology Licensing, LLC | 54489 |
51 |
| Samsung Electronics Co., Ltd. | 158337 |
48 |
| Ericsson | 22839 |
48 |
| Palo Alto Networks, Inc. | 1611 |
48 |
| Bright Data Ltd. | 346 |
47 |
| VMware LLC | 6975 |
39 |
| Comcast Cable Communications, LLC | 5197 |
37 |
| Level 3 Communications, LLC | 1243 |
34 |
| UAB 360 IT | 412 |
33 |
| Sandpiper Cdn, LLC | 279 |
33 |
| Oracle International Corporation | 13595 |
31 |
| Sonatus, Inc. | 102 |
31 |
| Zscaler, Inc. | 588 |
29 |
| Infoblox Inc. | 129 |
27 |
| Centripetal Networks, LLC | 167 |
27 |
| GeoFrenzy, Inc. | 88 |
25 |
| Other owners | 1299 |