- All sections
- H - Electricity
- H04N - Pictorial communication, e.g. television
- H04N 21/25 - Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication or learning user preferences for recommending movies
Patent holdings for IPC class H04N 21/25
Total number of patents in this class: 2368
10-year publication summary
296
|
303
|
298
|
261
|
283
|
267
|
211
|
190
|
193
|
55
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Google LLC | 38759 |
164 |
The Nielsen Company (US), LLC | 2549 |
133 |
Rovi Guides, Inc. | 3236 |
133 |
AT&T Intellectual Property I, L.P. | 9886 |
95 |
Comcast Cable Communications, LLC | 4075 |
68 |
Roku, Inc. | 1151 |
63 |
META Platforms, Inc. | 7514 |
51 |
Samsung Electronics Co., Ltd. | 131630 |
50 |
Verizon Patent And Licensing Inc. | 6900 |
50 |
Amazon Technologies, Inc. | 24422 |
45 |
DISH Technologies L.L.C. | 1666 |
37 |
Enseo, LLC | 279 |
37 |
Time Warner Cable Enterprises LLC | 945 |
32 |
International Business Machines Corporation | 60644 |
31 |
Microsoft Technology Licensing, LLC | 51439 |
28 |
Netflix, Inc. | 944 |
28 |
Adobe Inc. | 6700 |
23 |
Genius Sports Ss, LLC | 50 |
22 |
Adap.tv, Inc. | 72 |
20 |
ARRIS Enterprises LLC | 3432 |
19 |
Other owners | 1239 |