B42F 13/12
Filing appliances with means for engaging perforations or slots: with pillars, posts
Official title: with pillars, posts, rods, or tubes (B42F13/30 takes precedence)
B42F13/12 (Filing appliances with means for engaging perforations or slots: with pillars, posts) appears on 98 US grants and 47 published applications in this corpus.
Search patents in B42F- Granted patents
- 98
- Published applications
- 47
- Assignees
- 48
- Inventors
- 167
- Latest grant
- 15 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 0 | 1 |
| 2003 | 5 | 3 |
| 2004 | 0 | 6 |
| 2005 | 3 | 4 |
| 2006 | 2 | 6 |
| 2007 | 2 | 3 |
| 2008 | 1 | 1 |
| 2009 | 1 | 0 |
| 2010 | 2 | 3 |
| 2011 | 1 | 1 |
| 2012 | 0 | 4 |
| 2013 | 1 | 4 |
| 2014 | 1 | 4 |
| 2015 | 2 | 2 |
| 2016 | 5 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
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