H04N 21/47202
For requesting content on demand
Official title: {for requesting content on demand, e.g. video on demand}
H04N21/47202 (For requesting content on demand) appears on 4,296 US grants and 5,816 published applications in this corpus.
Search patents in H04N- Granted patents
- 4,296
- Published applications
- 5,816
- Assignees
- 1,256
- Inventors
- 7,669
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 9 | 0 |
| 1996 | 23 | 0 |
| 1997 | 23 | 0 |
| 1998 | 32 | 0 |
| 1999 | 32 | 0 |
| 2000 | 39 | 0 |
| 2001 | 37 | 27 |
| 2002 | 38 | 168 |
| 2003 | 26 | 174 |
| 2004 | 36 | 214 |
| 2005 | 24 | 214 |
| 2006 | 58 | 250 |
| 2007 | 61 | 227 |
| 2008 | 69 | 293 |
| 2009 | 98 | 281 |
| 2010 | 143 | 282 |
| 2011 | 161 | 309 |
| 2012 | 210 | 292 |
| 2013 | 231 | 287 |
| 2014 | 369 | 426 |
| 2015 | 357 | 357 |
| 2016 | 332 | 319 |
| 2017 | 295 | 261 |
| 2018 | 252 | 224 |
| 2019 | 230 | 211 |
| 2020 | 236 | 217 |
| 2021 | 216 | 215 |
| 2022 | 196 | 172 |
| 2023 | 160 | 144 |
| 2024 | 142 | 120 |
| 2025 | 104 | 83 |
| 2026 | 49 | 49 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Audio-visual navigation and communication dynamic memory architectures6 Oct 2026US 12,754,651 B2Aq Media, Inc.
- Systems and methods of displaying content15 Sep 2026US 12,739,475 B2OpenTV, Inc.
- Multimedia on demand method, apparatus, system, computational storage drive and storage medium8 Sep 2026US 12,732,645 B2Samsung Electronics Co., Ltd.
- Methods and systems for verification of asset availability8 Sep 2026US 12,732,670 B2Comcast Cable Communications, LLC
- System to establish a network of nodes and participants for dynamic management of media content rights25 Aug 2026US 12,720,161 B2Turner Broadcasting Systems, Inc.
- Systems and methods for controlling access to media assets using two-factor authentication8 Oct 2026US 2026/0313193 A1Adeia Guides Inc.
- Method, apparatus, device and storage medium for picture display1 Oct 2026US 2026/0303898 A1Beijing Youzhuju Network Technology Co., Ltd.
- Apparatus and system for providing content based on user utterance24 Sep 2026US 2026/0292304 A1Samsung Electronics Co., Ltd.
- User interfaces for playback of live content items24 Sep 2026US 2026/0292305 A1Apple Inc.
- Video distribution server, video distribution method and recording medium17 Sep 2026US 2026/0281281 A1DWANGO Co., Ltd.
Most cited
By later US patents
- Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,970US 6,374,336 B1Avid Technology, Inc. · 2002
- Multi-room entertainment system with in-room media player/dispenser1,755US 6,256,554 B12001
- Computer system and process for transferring streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,737US 6,449,688 B1Avid Technology, Inc. · 2002
- Computer system and process for transferring streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,529US 6,785,768 B2Avid Technology, Inc. · 2004
- Computer system and process for transferring multiple high bandwidth streams of data between multiple storage units and multiple applications in a scalable and reliable manner1,489US 6,415,373 B1Avid Technology, Inc. · 2002