B31B 70/855
Forming valves integral with the containers
B31B70/855 (Forming valves integral with the containers) appears on 42 US grants and 50 published applications in this corpus.
Search patents in B31B- Granted patents
- 42
- Published applications
- 50
- Assignees
- 29
- Inventors
- 78
- Latest grant
- 9 Apr 2024
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 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 2 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 2 | 3 |
| 2012 | 2 | 4 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 4 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 6 |
| 2018 | 3 | 2 |
| 2019 | 5 | 2 |
| 2020 | 1 | 4 |
| 2021 | 2 | 1 |
| 2022 | 5 | 1 |
| 2023 | 1 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method for producing freshness-keeping bag9 Apr 2024US 11,951,691 B2W & Co.
- Methods of making vented flexible containers10 Jan 2023US 11,548,255 B2The Procter & Gamble Company
- Quick filling and self sealing fluid storage bag assembly11 Oct 2022US 11,465,785 B1
- Flexible packaging structure with a built-in opening and reclose feature24 May 2022US 11,338,977 B2Sonoco Development, Inc.
- Liner for beverage and food vessels17 May 2022US 11,332,304 B2Corplex Plastics UK Ltd.
- Flexible packaging for a liquid and method of manufacturing such a packaging27 Feb 2025US 2025/0066095 A1Societe des Produits Nestle S. A.
- Coffee Storage Bag and Coffee Storage Method9 Nov 2023US 2023/0356886 A1W & Co.
- Pouch container and method of manufacturing the same8 Jun 2023US 2023/0174282 A1Fuji Seal, Inc.
- Method for producing freshness-keeping bag22 Sep 2022US 2022/0297387 A1W & Co.
- Plastic bag making apparatus and method22 Jul 2021US 2021/0221568 A1Totani Corporation
Most cited
By later US patents
- Flexible packaging structure with a built-in opening and reclose feature, and method for making same96US 7,717,620 B2Sonoco Development, Inc. · 2010
- Package having a fluid actuated closure74US 7,207,717 B22007
- Air-evacuable bag with double-layered valve film and method for manufacturing same34US 6,729,473 B2CTI Industries Corporation · 2004
- Method for making a flexible packaging structure with a built-in opening and reclose feature34US 8,262,832 B2Sonoco Development, Inc. · 2012
- Method for making a flexible packaging structure with a built-in opening and reclose feature31US 8,262,830 B2Sonoco Development, Inc. · 2012