B31F 1/0067
Using only external forming surfaces
Official title: {using only external forming surfaces, e.g. sleeves}
B31F1/0067 (Using only external forming surfaces) appears on 3 US grants and 1 published applications in this corpus.
Search patents in B31F- Granted patents
- 3
- Published applications
- 1
- Assignees
- 4
- Inventors
- 6
- Latest grant
- 3 Feb 1998
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 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Cushioning conversion machine and method for converting stock material into a dunnage product having a casing and a stuffing within the casing3 Feb 1998US 5,713,825 ARanpak Corp.
- Duct forming machine16 Feb 1993US 5,186,704 AGlass Master Corporation
- Corrugating apparatus and process24 Feb 1981US 4,252,591 APall Corporation
Most cited
By later US patents
- Corrugating apparatus and process44US 4,252,591 APall Corporation · 1981
- Cushioning conversion machine and method for converting stock material into a dunnage product having a casing and a stuffing within the casing15US 5,713,825 ARanpak Corp. · 1998
- Duct forming machine8US 5,186,704 AGlass Master Corporation · 1993