H04N 21/8455
Involving pointers to the content
Official title: {involving pointers to the content, e.g. pointers to the I-frames of the video stream}
H04N21/8455 (Involving pointers to the content) appears on 1,885 US grants and 2,243 published applications in this corpus.
Search patents in H04N- Granted patents
- 1,885
- Published applications
- 2,243
- Assignees
- 615
- Inventors
- 3,556
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 13 | 0 |
| 2000 | 21 | 0 |
| 2001 | 14 | 17 |
| 2002 | 21 | 61 |
| 2003 | 17 | 68 |
| 2004 | 27 | 53 |
| 2005 | 24 | 67 |
| 2006 | 38 | 72 |
| 2007 | 34 | 82 |
| 2008 | 26 | 101 |
| 2009 | 40 | 107 |
| 2010 | 56 | 104 |
| 2011 | 56 | 62 |
| 2012 | 79 | 111 |
| 2013 | 92 | 102 |
| 2014 | 124 | 122 |
| 2015 | 134 | 126 |
| 2016 | 117 | 126 |
| 2017 | 129 | 100 |
| 2018 | 85 | 81 |
| 2019 | 104 | 96 |
| 2020 | 107 | 115 |
| 2021 | 102 | 99 |
| 2022 | 97 | 103 |
| 2023 | 95 | 86 |
| 2024 | 92 | 83 |
| 2025 | 82 | 64 |
| 2026 | 33 | 35 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adaptive content composite generation and control29 Sep 2026US 12,750,541 B2DISH Network L.L.C.
- Dynamic splice point adjustment for video signals29 Sep 2026US 12,750,566 B1Cox Communications, Inc.
- Systems and methods for performing adaptive bitrate streaming15 Sep 2026US 12,739,430 B2Divx, LLC
- Systems and methods for client-based addressable advertising15 Sep 2026US 12,739,459 B2Adeia Media Holdings LLC
- Smart video seek and playback experiences8 Sep 2026US 12,732,664 B2Roku, Inc.
- Methods and systems for generation of output control files13 Aug 2026US 2026/0238839 A1Comcast Cable Communications, LLC
- Addressable advertisement and programmatically delivered advertisement insertion and playing13 Aug 2026US 2026/0238850 A1DISH Network L.L.C.
- Communication management device, image communication system, communication management method, and recording medium6 Aug 2026US 2026/0230579 A1Ricoh Company, Ltd.
- Metadata Manipulation6 Aug 2026US 2026/0230671 A1Comcast Cable Communications, LLC
- Local cache maintenance for media content16 Jul 2026US 2026/0205525 A1Adeia Media Holdings LLC
Most cited
By later US patents
- Method and system for automatically tracking a zoomed video image730US 5,610,653 A1997
- Method and apparatus for multiplexing separately-authored metadata for insertion into a video data stream689US 6,357,042 B22002
- Interactive entertainment and information system using television set-top box650US 6,317,885 B1Microsoft Corporation · 2001
- Interactive computer system for providing an interactive presentation with personalized video, audio and graphics responses for multiple viewers637US 5,861,881 AACTV, Inc. · 1999
- Apparatus and method for selectively viewing video information512US 5,481,296 AInternational Business Machines Corporation · 1996