B65B 51/146
Closing bags
Official title: {Closing bags}
B65B51/146 (Closing bags) appears on 365 US grants and 471 published applications in this corpus.
Search patents in B65B- Granted patents
- 365
- Published applications
- 471
- Assignees
- 256
- Inventors
- 804
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 5 |
| 2003 | 3 | 3 |
| 2004 | 2 | 11 |
| 2005 | 2 | 10 |
| 2006 | 6 | 8 |
| 2007 | 5 | 9 |
| 2008 | 6 | 11 |
| 2009 | 3 | 10 |
| 2010 | 7 | 14 |
| 2011 | 4 | 14 |
| 2012 | 9 | 15 |
| 2013 | 11 | 18 |
| 2014 | 6 | 31 |
| 2015 | 11 | 15 |
| 2016 | 6 | 21 |
| 2017 | 15 | 25 |
| 2018 | 14 | 36 |
| 2019 | 21 | 27 |
| 2020 | 22 | 19 |
| 2021 | 25 | 17 |
| 2022 | 22 | 37 |
| 2023 | 16 | 25 |
| 2024 | 34 | 31 |
| 2025 | 26 | 34 |
| 2026 | 17 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bag opening verification system and method for operating a bagging machine29 Sep 2026US 12,747,054 B2Pregis LLC
- Method and apparatus for the handling of bags for (hygiene) products22 Sep 2026US 12,741,769 B2Focke & Co. (GmbH & Co.)
- Method and system for controlling tube orientation in a food packaging system15 Sep 2026US 12,735,218 B2Tetra Laval Holdings & Finance S. A.
- Multi-functional vacuum sealer25 Aug 2026US 12,715,636 B1
- Vacuum sealer25 Aug 2026US 12,715,637 B2Ningbo Kedly Appliance Industry Co., Ltd.
- Sealing tool, packaging machine and method for manufacturing a sealed bag24 Sep 2026US 2026/0285526 A1OPTIMA life science GmbH
- Automated medication bagger system, methods, and apparatus17 Sep 2026US 2026/0274482 A1Innovation Associates, Inc.
- Automated bagging machine for forming side seals17 Sep 2026US 2026/0274483 A1
- Heat sealer guide mount3 Sep 2026US 2026/0257824 A1Covidien LP
- Excrement Collecting Box and Using Method Thereof27 Aug 2026US 2026/0248099 A1PETKIT Network Technology (Shanghai) Co., Ltd.
Most cited
By later US patents
- Fill-through-the-top package and method and apparatus for making the same79US 6,148,588 APactiv Corporation · 2000
- Method for automatically bagging ice using a timer and multipositional electronic scale78US 5,581,982 APackaged Ice, Inc. · 1996
- Fill-through-the-top package78US 6,071,011 ATenneco Packaging · 2000
- Automatic ice bagger75US 4,368,608 ATexas Aim, Inc. · 1983
- Automatic ice bagger with self-contained sanitizing system75US 5,458,851 APackaged Ice, Inc. · 1995