G11B 23/288
Protecting disks from being written or overwritten
Official title: {Protecting disks from being written or overwritten}
G11B23/288 (Protecting disks from being written or overwritten) appears on 95 US grants and 44 published applications in this corpus.
Search patents in G11B- Granted patents
- 95
- Published applications
- 44
- Assignees
- 32
- Inventors
- 120
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 2 |
| 2002 | 3 | 5 |
| 2003 | 5 | 4 |
| 2004 | 5 | 1 |
| 2005 | 3 | 9 |
| 2006 | 1 | 2 |
| 2007 | 6 | 1 |
| 2008 | 3 | 2 |
| 2009 | 3 | 2 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 2 |
| 2013 | 3 | 4 |
| 2014 | 4 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Automatic implementation of a physical barrier to protect removable storage media access2 Jul 2024US 12,027,182 B2Quantum Corporation
- Wearable recording system with memory designation19 Mar 2024US 11,937,017 B2
- Automatic implementation of a physical barrier to protect removable storage media access14 Mar 2023US 11,605,401 B2Quantum Corporation
- Wearable recording system with memory designation30 Mar 2021US 10,965,910 B2
- Wearable recording system with memory designation31 Dec 2019US 10,523,901 B2
- Wearable recording system with memory designation13 Jun 2024US 2024/0195942 A1Stellar, LLC
- Automatic implementation of a physical barrier to protect removable storage media access6 Jul 2023US 2023/0215463 A1Quantum Corporation
- Automatic implementation of a physical barrier to protect removable storage media access4 Nov 2021US 2021/0343313 A1Quantum Corporation
- Wearable Recording System With Memory Designation8 Jul 2021US 2021/0211611 A1
- Wearable Recording System With Memory Designation23 Apr 2020US 2020/0128213 A1
Most cited
By later US patents
- Multi-function optical disk drive and media89US 5,233,576 AHewlett-Packard Company · 1993
- Magneto-optical disk having write-once identification marks and method for recording thereof79US 6,266,299 B1Matsushita Electric Industrial Co., Ltd. · 2001
- Data security protection for information recorded on a rewritable storage medium using a write-once read-many storage medium73US 5,535,188 AInternational Business Machines Corporation · 1996
- Read/write protect scheme for a disk cartridge and drive66US 5,644,444 AIomega Corporation · 1997
- Data storage case having a write/protect assembly45US 5,041,923 ASony Corporation · 1991