B42D 9/08
Having radial arms, one per leaf, operated successively
Official title: having radial arms, one per leaf, operated successively
B42D9/08 (Having radial arms, one per leaf, operated successively) appears on 13 US grants and 4 published applications in this corpus.
Search patents in B42D- Granted patents
- 13
- Published applications
- 4
- Assignees
- 3
- Inventors
- 18
- Latest grant
- 28 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 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 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- One hand book28 Mar 2023US 11,613,139 B2
- Page turner with moving page retaining arms and method of operation10 May 2011US 7,939,739 B1PageFlip, Inc.
- Power-operated page rotating device14 Oct 2008US 7,435,892 B1
- Music page turning apparatus11 Dec 2007US 7,307,207 B1
- Motorized page turner5 Dec 2006US 7,145,069 B2
Most cited
By later US patents
- Music page turner14US 5,233,900 A1993
- Apparatus for automatically turning the pages of a music box11US 4,346,641 A1982
- Page turner for music manuscripts and the like11US 5,052,266 A1991
- Remote controlled page turner utilizing a plurality of movable fingers11US 6,215,058 B12001
- Page turning device10US 4,882,969 A1989