B65D 5/443
Integral reinforcements
Official title: {Integral reinforcements, e.g. folds, flaps (double walls B65D5/02)}
B65D5/443 (Integral reinforcements) appears on 250 US grants and 250 published applications in this corpus.
Search patents in B65D- Granted patents
- 250
- Published applications
- 250
- Assignees
- 146
- Inventors
- 423
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 2 |
| 2003 | 4 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 5 |
| 2006 | 2 | 5 |
| 2007 | 1 | 7 |
| 2008 | 2 | 7 |
| 2009 | 5 | 8 |
| 2010 | 3 | 6 |
| 2011 | 8 | 12 |
| 2012 | 2 | 7 |
| 2013 | 6 | 14 |
| 2014 | 13 | 17 |
| 2015 | 15 | 21 |
| 2016 | 13 | 13 |
| 2017 | 17 | 18 |
| 2018 | 8 | 15 |
| 2019 | 10 | 11 |
| 2020 | 12 | 10 |
| 2021 | 15 | 6 |
| 2022 | 6 | 16 |
| 2023 | 6 | 13 |
| 2024 | 12 | 9 |
| 2025 | 8 | 13 |
| 2026 | 5 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Leak-resistant container with reinforced corners6 Oct 2026US 12,752,958 B1Packaging Corporation of America
- Tray for food products31 Mar 2026US 12,589,907 B2Graphic Packaging International, Inc.
- Lid corner with internal layer cutout shape10 Mar 2026US 12,570,430 B2The Procter & Gamble Company
- Container with independent reinforcement frame10 Feb 2026US 12,545,470 B2
- Shipping and display container27 Jan 2026US 12,534,265 B2WestRock Shared Services, LLC
- Tray for food products1 Oct 2026US 2026/0296716 A1Graphic Packaging International, Inc.
- Tray structure with bottom support function1 Oct 2026US 2026/0296717 A1Easypack Enterprise Co., Ltd.
- Packaging member6 Aug 2026US 2026/0225761 A1KYOCERA Document Solutions Inc.
- Tray for food products6 Aug 2026US 2026/0225762 A1Graphic Packaging International, Inc.
- A blank and a package30 Jul 2026US 2026/0217410 A1Stora Enso OYJ
Most cited
By later US patents
- Foldable container and blank therefor116US 4,056,223 APackaging Corporation of America · 1977
- Article carrier reinforcing structure82US 5,320,277 AThe Mead Corporation · 1994
- High stacking strength automatic corrugated box81US 5,887,782 A1999
- Wire shipping and dispensing package79US 4,582,198 AEssex Group, Inc. · 1986
- Stackable container of paperboard61US 5,860,590 ACarter Holt Harvey Limited · 1999