G11B 20/00978
Wherein the record carrier stores a trial version of a content
Official title: {wherein the record carrier stores a trial version of a content}
G11B20/00978 (Wherein the record carrier stores a trial version of a content) appears on 31 US grants and 52 published applications in this corpus.
Search patents in G11B- Granted patents
- 31
- Published applications
- 52
- Assignees
- 16
- Inventors
- 83
- Latest grant
- 5 May 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 2 |
| 2003 | 0 | 9 |
| 2004 | 1 | 2 |
| 2005 | 2 | 4 |
| 2006 | 3 | 9 |
| 2007 | 3 | 5 |
| 2008 | 0 | 4 |
| 2009 | 3 | 3 |
| 2010 | 8 | 5 |
| 2011 | 1 | 1 |
| 2012 | 4 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 2 |
| 2018 | 1 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
By publication year.
Subgroups
Granted patents
Recent patents
- System and methods for permitting open access to data objects and for securing data within the data objects5 May 2020US 10,644,884 B2Wistaria Trading, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects23 Oct 2018US 10,110,379 B2Wistaria Trading, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects12 Dec 2017US 9,843,445 B2Wistaria Trading, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects9 Feb 2016US 9,258,116 B2Wistaria Trading, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects5 Aug 2014US 8,798,268 B2Blue Spike, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects24 Jan 2019US 2019/0028272 A1Wistaria Trading, Inc.
- System and methods for permitting open access to data objects and for securing data within the data objects12 Oct 2017US 2017/0294206 A1Wistaria Trading, Inc.
- Audio enhancement processing system18 May 2017US 2017/0140788 A9
- System and methods for permitting open access to data objects and for securing data within the data objects26 May 2016US 2016/0149701 A1Wistaria Trading, Inc.
- Audio enhancement processing system14 Jan 2016US 2016/0012848 A1
Most cited
By later US patents
- Watermark embedder and reader199US 7,113,615 B2Digimarc Corporation · 2006
- System and methods for permitting open access to data objects and for securing data within the data objects118US 7,177,429 B2Blue Spike, Inc. · 2007
- Systems and methods for permitting open access to data objects and for securing data within the data objects70US 7,532,725 B2Blue Spike, Inc. · 2009
- Semiconductor memory card that records contents for trial and purchase, recording apparatus, reproducing apparatus, and sales method56US 6,901,385 B2Matsushita Electric Industrial Co., Ltd. · 2005
- System and methods for permitting open access to data objects and for securing data within the data objects33US 8,265,278 B2Blue Spike, Inc. · 2012