B65B 31/04
Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles
Official title: Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles through which air or other gas, e.g. an inert gas, is withdrawn or supplied
B65B31/04 (Evacuating, pressurising or gasifying filled containers or wrappers by means of nozzles) appears on 1,017 US grants and 1,162 published applications in this corpus.
Search patents in B65B- Granted patents
- 1,017
- Published applications
- 1,162
- Assignees
- 639
- Inventors
- 2,076
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 11 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 8 | 0 |
| 1986 | 9 | 0 |
| 1987 | 7 | 0 |
| 1988 | 10 | 0 |
| 1989 | 20 | 0 |
| 1990 | 12 | 0 |
| 1991 | 13 | 0 |
| 1992 | 12 | 0 |
| 1993 | 12 | 0 |
| 1994 | 18 | 0 |
| 1995 | 19 | 0 |
| 1996 | 15 | 0 |
| 1997 | 13 | 0 |
| 1998 | 24 | 0 |
| 1999 | 16 | 0 |
| 2000 | 17 | 0 |
| 2001 | 8 | 3 |
| 2002 | 11 | 19 |
| 2003 | 12 | 20 |
| 2004 | 22 | 25 |
| 2005 | 14 | 56 |
| 2006 | 24 | 56 |
| 2007 | 21 | 40 |
| 2008 | 21 | 36 |
| 2009 | 19 | 37 |
| 2010 | 21 | 43 |
| 2011 | 17 | 28 |
| 2012 | 17 | 34 |
| 2013 | 16 | 52 |
| 2014 | 24 | 61 |
| 2015 | 18 | 61 |
| 2016 | 31 | 53 |
| 2017 | 32 | 41 |
| 2018 | 30 | 64 |
| 2019 | 46 | 70 |
| 2020 | 45 | 81 |
| 2021 | 62 | 60 |
| 2022 | 66 | 70 |
| 2023 | 45 | 41 |
| 2024 | 54 | 44 |
| 2025 | 35 | 36 |
| 2026 | 18 | 31 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B65B 31/046The nozzles co-operating, or being combined, with a device for opening or378
- B65B 31/06The nozzle being arranged for insertion into, and withdrawal from, the mouth162
- B65B 31/041The nozzles acting from above on containers or wrappers open at their135
- B65B 31/044The nozzles being combined with a filling device121
- B65B 31/08The nozzle being adapted to pierce the container or wrapper73
- B65B 31/043The nozzles acting horizontally between an upper and a lower part of51
Recent patents
- Methods for creating an enclosure, a regulated atmosphere, and functional treatments for perishable products22 Sep 2026US 12,741,771 B2RLMB Group, LLC
- Vertical packaging machine and method for packaging products15 Sep 2026US 12,735,215 B2Ilapak Italia S.P.A.
- Plant for processing capsules for beverages25 Aug 2026US 12,715,635 B2I,M.A. Industria Macchine Automatiche S.p.A.
- Vacuum sealer25 Aug 2026US 12,715,637 B2Ningbo Kedly Appliance Industry Co., Ltd.
- Vacuum filling system28 Jul 2026US 12,692,030 B2PLF International Limited
- A packaging apparatus for forming a plurality of sealed packages filled with a pourable product24 Sep 2026US 2026/0285520 A1Tetra Laval Holdings & Finance S. A.
- A packaging apparatus for forming a plurality of sealed packages filled with a pourable product17 Sep 2026US 2026/0274477 A1Tetra Laval Holdings & Finance S. A.
- Food tray and vacuum sealer including same10 Sep 2026US 2026/0264905 A1Guangzhou Argion Electric Appliance Co., Ltd.
- Cordless vacuum sealer3 Sep 2026US 2026/0257849 A1Whirlpool Corporation
- Shelf stable organic fertilizer and related method of manufacture13 Aug 2026US 2026/0234077 A1
Most cited
By later US patents
- Process for filling a sealed receptacle under aseptic conditions172US 5,641,004 A1997
- Method of packaging and apparatus137US 4,663,915 ASignode Corporation · 1987
- Method for improving wear resistance of polymeric bioimplantable components132US 5,577,368 AJohnson & Johnson Professional, Inc. · 1996
- Packaging material and package124US 4,589,145 ASignode Corporation · 1986
- Apparatus for vacuum sealing plastic bags113US 4,941,310 ATillia Aktiengesellschaft · 1990