H04N 21/4828
For searching programme descriptors
Official title: {for searching programme descriptors (retrieval of video data G06F16/739)}
H04N21/4828 (For searching programme descriptors) appears on 2,169 US grants and 2,981 published applications in this corpus.
Search patents in H04N- Granted patents
- 2,169
- Published applications
- 2,981
- Assignees
- 538
- Inventors
- 3,793
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 13 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 15 |
| 2002 | 18 | 57 |
| 2003 | 9 | 74 |
| 2004 | 11 | 109 |
| 2005 | 14 | 91 |
| 2006 | 32 | 104 |
| 2007 | 24 | 96 |
| 2008 | 30 | 167 |
| 2009 | 41 | 143 |
| 2010 | 71 | 154 |
| 2011 | 98 | 156 |
| 2012 | 106 | 157 |
| 2013 | 138 | 180 |
| 2014 | 219 | 294 |
| 2015 | 231 | 213 |
| 2016 | 184 | 157 |
| 2017 | 144 | 128 |
| 2018 | 119 | 119 |
| 2019 | 107 | 86 |
| 2020 | 102 | 82 |
| 2021 | 100 | 102 |
| 2022 | 75 | 74 |
| 2023 | 85 | 69 |
| 2024 | 74 | 74 |
| 2025 | 53 | 49 |
| 2026 | 32 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Profiling media characters29 Sep 2026US 12,750,555 B2CharacTour LLC
- Methods and systems for verification of asset availability8 Sep 2026US 12,732,670 B2Comcast Cable Communications, LLC
- Systems and methods for media content navigation and filtering25 Aug 2026US 12,720,138 B2Adeia Guides Inc.
- Systems and methods for automated extraction of closed captions in real time or near real-time and tagging of streaming data for advertisements25 Aug 2026US 12,720,139 B2Crossbar Media Group, Inc
- Providing information associated with a media item25 Aug 2026US 12,720,153 B2Sonos, Inc.
- Systems and methods for providing a contextual menu with information related to an emergency alert8 Oct 2026US 2026/0313205 A1Adeia Guides Inc.
- Display device and operating method thereof1 Oct 2026US 2026/0303922 A1LG Electronics Inc.
- Content distribution and optimization system and method for deriving new metrics and multiple use cases of data consumers using base event metrics17 Sep 2026US 2026/0281471 A1Warnermedia Direct, LLC
- Multimedia device and control method therefor27 Aug 2026US 2026/0255009 A1LG Electronics Inc.
- Systems and methods for executing a supplemental function for a natural language query13 Aug 2026US 2026/0236524 A1Adeia Guides Inc.
Most cited
By later US patents
- Systems and methods for linking television viewers with advertisers and broadcasters1,174US 6,002,394 AStarsight Telecast, Inc. · 1999
- Television schedule system1,133US 5,353,121 AStarsight Telecast, Inc. · 1994
- System and process for VCR scheduling1,066US 4,977,455 AInsight Telecast, Inc. · 1990
- User interface for television schedule system1,011US 5,479,268 AStarsight Telecast, Inc. · 1995
- Client server based interactive television program guide system with remote server recording995US 7,761,892 B2United Video Properties, Inc. · 2010