B31B 2150/0016
Made from already formed bags
Official title: {made from already formed bags}
B31B2150/0016 (Made from already formed bags) appears on 18 US grants and 9 published applications in this corpus.
Search patents in B31B- Granted patents
- 18
- Published applications
- 9
- Assignees
- 15
- Inventors
- 36
- Latest grant
- 7 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 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 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Bag forming apparatus7 Jan 2025US 12,187,006 B2Ranpak Corp.
- Method and machine for forming flexible bags with special bottom5 Dec 2023US 11,833,775 B2Holweg Group
- Filter bag and method for the production thereof23 Aug 2011US 8,002,862 B2Eurofilters N. V.
- Method and apparatus for manufacturing tube-shaped packages made of flexible material5 Dec 2006US 7,144,358 B2BP Europack S.p.A.
- Method and apparatus for manufacturing tube-shaped packages made of flexible material28 Jan 2003US 6,510,673 B1BP Europack S.p.A.
- Bag forming apparatus11 May 2023US 2023/0142122 A1Ranpak Corp.
- Method and machine for forming flexible bags with special bottom24 Feb 2022US 2022/0055333 A1Holweg Group
- Bag construction with reinforced handles2 Mar 2017US 2017/0057702 A1
- Method and device for producing rectangular-bottom bags16 Dec 2010US 2010/0317501 A1FINSER S.p.A.
- Collapsible cushion bag4 Nov 2010US 2010/0278461 A1
Most cited
By later US patents
- Method and apparatus for manufacturing tube-shaped packages made of flexible material51US 6,510,673 B1BP Europack S.p.A. · 2003
- Apparatus for forming flat bottom plastic bags27US 3,988,970 A1976
- Methods and systems for preparing flat-bottom thermoplastic sack22US 4,816,104 AMobil Oil Corporation · 1989
- Filter bag and method for the production thereof18US 8,002,862 B2Eurofilters N. V. · 2011
- Grocery sack process and machine16US 3,967,544 ANational Petro Chemicals Corporation · 1976