H04N 21/00
Selective content distribution
Official title: Selective content distribution, e.g. interactive television or video on demand [VOD] (real-time bi-directional transmission of motion video data H04N7/14 {; broadcast or conference over packet switching networks H04L12/18})
H04N21/00 (Selective content distribution) appears on 87,525 US grants and 110,645 published applications in this corpus.
Search patents in H04N- Granted patents
- 87,525
- Published applications
- 110,645
- Assignees
- 11,643
- Inventors
- 108,432
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 7 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 8 | 0 |
| 1985 | 14 | 0 |
| 1986 | 26 | 0 |
| 1987 | 21 | 0 |
| 1988 | 28 | 0 |
| 1989 | 48 | 0 |
| 1990 | 52 | 0 |
| 1991 | 63 | 0 |
| 1992 | 85 | 0 |
| 1993 | 122 | 0 |
| 1994 | 138 | 0 |
| 1995 | 220 | 0 |
| 1996 | 432 | 0 |
| 1997 | 456 | 0 |
| 1998 | 704 | 0 |
| 1999 | 769 | 0 |
| 2000 | 846 | 0 |
| 2001 | 958 | 707 |
| 2002 | 935 | 2834 |
| 2003 | 964 | 2732 |
| 2004 | 1110 | 2901 |
| 2005 | 957 | 3523 |
| 2006 | 1599 | 3943 |
| 2007 | 1416 | 4392 |
| 2008 | 1500 | 4533 |
| 2009 | 1932 | 4899 |
| 2010 | 2681 | 4893 |
| 2011 | 2959 | 4626 |
| 2012 | 3767 | 4750 |
| 2013 | 4263 | 5488 |
| 2014 | 5692 | 6237 |
| 2015 | 5280 | 5719 |
| 2016 | 4984 | 5234 |
| 2017 | 4989 | 5169 |
| 2018 | 4479 | 4767 |
| 2019 | 4870 | 4647 |
| 2020 | 5019 | 4813 |
| 2021 | 4572 | 4554 |
| 2022 | 4272 | 4488 |
| 2023 | 4173 | 4429 |
| 2024 | 4112 | 4364 |
| 2025 | 3757 | 3635 |
| 2026 | 2213 | 2368 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 21/40Client devices specifically adapted for the reception of or interaction with content74,040
- H04N 21/20Servers specifically adapted for the distribution of content47,463
- H04N 21/80Generation or processing of content or additional data by content creator independently35,237
- H04N 21/60Network structure or processes for video distribution between server and client or25,279
Recent patents
- Replay of game play between a video frame where a snapshot was captured and a selected video frame to begin a new game play of a video game6 Oct 2026US 12,752,200 B2Sony Interactive Entertainment Inc.
- Audio-visual navigation and communication dynamic memory architectures6 Oct 2026US 12,754,651 B2Aq Media, Inc.
- Interface circuit and display device6 Oct 2026US 12,754,701 B2Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- System and method for simultaneously displaying multiple GUIs via the same display6 Oct 2026US 12,754,747 B2App-Pop-Up Inc.
- System and method for streaming session data management6 Oct 2026US 12,754,850 B2DISH Network Technologies India Private Limited
- Gameplay video system and method8 Oct 2026US 2026/0306942 A1Sony Interactive Entertainment Inc.
- Fine-grained segmentation of content items for tiered cloud archival using machine-learned models8 Oct 2026US 2026/0310721 A1Charter Communications Operating, LLC
- Methods and apparatus to determine a conditional probability based on audience member probability distributions for media audience measurement8 Oct 2026US 2026/0311010 A1The Nielsen Company (US), LLC
- Prompt content display method, electronic device and storage medium8 Oct 2026US 2026/0311239 A1Beijing Youzhuju Network Technology Co., Ltd.
- Virtual interaction method and apparatus, device and medium8 Oct 2026US 2026/0311440 A1Beijing Zitiao Network Technology Co., Ltd.
Most cited
By later US patents
- Systems and methods for secure transaction management and electronic rights protection3,563US 5,892,900 AIntertrust Technologies Corporation · 1999
- Intelligent electronic appliance system and method2,708US 6,850,252 B12005
- Systems and methods for displaying and recording control interface with television programs, video, advertising information and program scheduling information2,572US 6,177,931 B1Index Systems, Inc. · 2001
- System for generation of user profiles for a system for customized electronic identification of desirable objects2,365US 5,754,939 A1998
- Synchronous network for digital media streams2,236US 6,611,537 B1Centillium Communications, Inc. · 2003