B65B 31/047
The nozzles co-operating with a check valve in the opening of the
Official title: {the nozzles co-operating with a check valve in the opening of the container or wrapper}
B65B31/047 (The nozzles co-operating with a check valve in the opening of the) appears on 183 US grants and 158 published applications in this corpus.
Search patents in B65B- Granted patents
- 183
- Published applications
- 158
- Assignees
- 94
- Inventors
- 309
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 1 | 1 |
| 2002 | 4 | 3 |
| 2003 | 4 | 5 |
| 2004 | 5 | 5 |
| 2005 | 7 | 15 |
| 2006 | 5 | 10 |
| 2007 | 6 | 11 |
| 2008 | 8 | 8 |
| 2009 | 5 | 8 |
| 2010 | 7 | 9 |
| 2011 | 5 | 6 |
| 2012 | 2 | 2 |
| 2013 | 1 | 8 |
| 2014 | 4 | 4 |
| 2015 | 3 | 7 |
| 2016 | 3 | 7 |
| 2017 | 2 | 5 |
| 2018 | 5 | 7 |
| 2019 | 8 | 9 |
| 2020 | 5 | 4 |
| 2021 | 5 | 8 |
| 2022 | 6 | 5 |
| 2023 | 3 | 3 |
| 2024 | 4 | 3 |
| 2025 | 4 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sterile filling method for additive product containers17 Feb 2026US 12,552,657 B2Vessl, Inc.
- System and method for preserving the contents of beverage containers17 Jun 2025US 12,331,271 B2Bermar International Limited
- Vacuum static service bag for servers6 May 2025US 12,295,131 B2Dell Products L. P.
- Food container evacuation system comprising a food container evacuation module and food containers therefor4 Mar 2025US 12,240,637 B2Saes Getters S. P. A.
- Method of producing packaging container comprising a valve21 Jan 2025US 12,202,659 B2GPI Systems AB
- System for conditioning used mattresses22 Jan 2026US 2026/0021918 A1Montalese S.P.A.
- Device for the packaging of products, particularly of the food type13 Nov 2025US 2025/0346384 A1Manicardi S.R.L.
- Wrapping apparatus16 Oct 2025US 2025/0320010 A1
- Air pump with pressure indication20 Mar 2025US 2025/0092866 A1Airtender Works B.V.
- Sterile filling method for additive product containers6 Feb 2025US 2025/0042709 A1Vessl, Inc.
Most cited
By later US patents
- Bag with means for vacuuming an internal space thereof97US 5,332,095 A1994
- Suction device to create a vacuum in containers88US 5,195,427 A1993
- Stopper for a container such as a bottle, and a pump connectable thereto for extraction of gaseous medium from or pumping in thereof into the container75US 4,763,803 A1988
- Combination vacuum/pressure pump and valve stopper for food or drink containers75US 5,031,785 AEpicurean International Corp. · 1991
- Hand held vacuum device75US 5,765,608 ATilia International, Inc. · 1998