G11B 33/0477
Comprising centre hole locking means
Official title: {comprising centre hole locking means}
G11B33/0477 (Comprising centre hole locking means) appears on 29 US grants and 25 published applications in this corpus.
Search patents in G11B- Granted patents
- 29
- Published applications
- 25
- Assignees
- 23
- Inventors
- 68
- Latest grant
- 6 Oct 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 3 |
| 2004 | 4 | 6 |
| 2005 | 1 | 2 |
| 2006 | 5 | 4 |
| 2007 | 0 | 2 |
| 2008 | 1 | 3 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
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- Housings31 Dec 2009US 2009/0321438 A1Motto Design Limited
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Most cited
By later US patents
- Storage cassette for high storage density, disc-shaped information carriers87US 4,874,085 APolygram GmbH · 1989
- Compact disk lifting device38US 5,195,794 AKIS Products · 1993
- Storage device for flat objects21US 5,697,684 A1997
- Special effects drinking lid and straw21US 7,080,916 B1Jim McCafferty Productions, Inc. · 2006
- Storage container for recorded media19US 6,626,290 B2Nexpak Corporation · 2003