B65D 33/001
Blocks, stacks or like assemblies of bags
Official title: {Blocks, stacks or like assemblies of bags}
B65D33/001 (Blocks, stacks or like assemblies of bags) appears on 286 US grants and 186 published applications in this corpus.
Search patents in B65D- Granted patents
- 286
- Published applications
- 186
- Assignees
- 135
- Inventors
- 377
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 5 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 11 | 0 |
| 1986 | 4 | 0 |
| 1987 | 6 | 0 |
| 1988 | 12 | 0 |
| 1989 | 6 | 0 |
| 1990 | 7 | 0 |
| 1991 | 8 | 0 |
| 1992 | 3 | 0 |
| 1993 | 9 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 6 | 0 |
| 1999 | 19 | 0 |
| 2000 | 9 | 0 |
| 2001 | 8 | 1 |
| 2002 | 14 | 14 |
| 2003 | 9 | 7 |
| 2004 | 6 | 7 |
| 2005 | 2 | 14 |
| 2006 | 3 | 14 |
| 2007 | 3 | 10 |
| 2008 | 6 | 5 |
| 2009 | 0 | 8 |
| 2010 | 5 | 5 |
| 2011 | 1 | 4 |
| 2012 | 4 | 5 |
| 2013 | 3 | 3 |
| 2014 | 3 | 9 |
| 2015 | 3 | 6 |
| 2016 | 3 | 3 |
| 2017 | 8 | 12 |
| 2018 | 5 | 9 |
| 2019 | 10 | 7 |
| 2020 | 4 | 8 |
| 2021 | 2 | 6 |
| 2022 | 7 | 7 |
| 2023 | 5 | 4 |
| 2024 | 1 | 6 |
| 2025 | 4 | 5 |
| 2026 | 1 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Product-containing outer bag, bag feeding device, and supply method31 Mar 2026US 12,589,912 B2Seisan Nipponsha, Ltd.
- Outer bag with product therein, production method therefor, and bag body supply method4 Nov 2025US 12,459,705 B2Seisan Nipponsha, Ltd.
- Woven pouch bag and methods of making the same23 Sep 2025US 12,420,986 B2Polytex Fibers Corporation
- Film bag provided with suspension openings, and method for producing said film bag29 Jul 2025US 12,371,230 B2Niverplast Holding B.V.
- Release liner for mailer packages21 Jan 2025US 12,202,646 B2PAC Worldwide Corporation
- Release liner for mailer packages27 Aug 2026US 2026/0250046 A1PAC Worldwide Corporation
- Transportable ice bagger with telescoping removable frame20 Aug 2026US 2026/0243487 A1International Plastics, Inc.
- Release liner for mailer packages30 Jul 2026US 2026/0217421 A1PAC Worldwide Corporation
- Product-containing outer bag, bag feeding device, and supply method11 Jun 2026US 2026/0159277 A1Seisan Nipponsha, Ltd.
- Food package with an auxiliary pouch for the collection of waste16 Apr 2026US 2026/0103311 A1
Most cited
By later US patents
- Plastic bag with bottom header123US 5,682,730 ATenneco Packaging · 1997
- Self-opening polyethylene bag stack and process for producing same96US 5,335,788 ASonoco Products Company · 1994
- Roll of thermoplastic bags83US 4,904,092 AMobil Oil Corporation · 1990
- Packaged supply of individual doses of a personal care product75US 6,708,826 B1Warner-Lambert Company · 2004
- Bag pack73US 4,676,378 ASonoco Products Company · 1987