H04N 21/21825
Involving removable storage units
Official title: {involving removable storage units, e.g. tertiary storage such as magnetic tapes or optical disks}
H04N21/21825 (Involving removable storage units) appears on 27 US grants and 29 published applications in this corpus.
Search patents in H04N- Granted patents
- 27
- Published applications
- 29
- Assignees
- 22
- Inventors
- 43
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 0 | 2 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 2 | 3 |
| 2013 | 1 | 0 |
| 2014 | 3 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems and methods for optimizing a set-top box to retrieve missed content21 Jan 2025US 12,206,916 B2Adeia Guides Inc.
- Gateway device31 Dec 2024US 12,184,918 B2GeoPost, Inc.
- Systems and methods for optimizing a set-top box to retrieve missed content16 Apr 2024US 11,962,818 B2Rovi Guides, Inc.
- Method and apparatus for archiving media content12 Jul 2022US 11,388,448 B2
- Systems and methods for optimizing a set-top box to retrieve missed content12 Apr 2022US 11,303,938 B2Rovi Guides, Inc.
- Systems and methods for optimizing a set-top box to retrieve missed content30 Oct 2025US 2025/0337966 A1Adeia Guides Inc.
- Gateway device3 Jul 2025US 2025/0220260 A1GeoPost, Inc.
- Systems and methods for optimizing a set-top box to retrieve missed content17 Oct 2024US 2024/0348843 A1Rovi Guides, Inc.
- Portable Audio Content Device and Method of Use Thereof23 Mar 2023US 2023/0091599 A1
- Systems and methods for optimizing a set-top box to retrieve missed content24 Nov 2022US 2022/0377394 A1Rovi Guides, Inc.
Most cited
By later US patents
- Distributed storage and aggregation of multimedia information via a broadband access gateway53US 7,420,956 B2Broadcom Corporation · 2008
- Media server system and process having device independent near-online storage support27US 6,601,136 B2Kasenna, Inc. · 2003
- Incremental archiving and restoring of data in a multimedia server25US 6,442,604 B2Koninklijke Philips Electronics N. V. · 2002
- Interactive broadband server system22US 7,437,472 B2Interactive Content Engines, LLC. · 2008
- Information processing apparatus and method, and recording medium and program used therewith19US 8,331,457 B2Sony Corporation · 2012