B65D 2543/00657
U-shaped or inverted u
Official title: U-shaped or inverted U
B65D2543/00657 (U-shaped or inverted u) appears on 175 US grants and 168 published applications in this corpus.
Search patents in B65D- Granted patents
- 175
- Published applications
- 168
- Assignees
- 132
- Inventors
- 328
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 8 |
| 2003 | 1 | 5 |
| 2004 | 4 | 10 |
| 2005 | 7 | 6 |
| 2006 | 2 | 8 |
| 2007 | 2 | 7 |
| 2008 | 1 | 15 |
| 2009 | 2 | 3 |
| 2010 | 2 | 3 |
| 2011 | 4 | 1 |
| 2012 | 4 | 10 |
| 2013 | 4 | 6 |
| 2014 | 6 | 6 |
| 2015 | 5 | 3 |
| 2016 | 2 | 10 |
| 2017 | 4 | 10 |
| 2018 | 3 | 4 |
| 2019 | 13 | 7 |
| 2020 | 2 | 7 |
| 2021 | 7 | 8 |
| 2022 | 8 | 6 |
| 2023 | 3 | 4 |
| 2024 | 6 | 11 |
| 2025 | 4 | 5 |
| 2026 | 5 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Stackable vented food container30 Jun 2026US 12,668,400 B2Waddington North America, Inc.
- Tamper evident plastic food container2 Jun 2026US 12,643,715 B2Anchor Packaging, Inc.
- Tamper evident plastic food container2 Jun 2026US 12,643,720 B2Anchor Packaging, Inc.
- Bucket and lid systems and apparatuses21 Apr 2026US 12,606,347 B1Ram Products, Inc.
- Container system with base and foldable lid20 Jan 2026US 12,528,623 B2Sabert Corporation
- Tamper evident plastic food container24 Sep 2026US 2026/0285552 A1Anchor Packaging, Inc.
- Bucket and Lid Systems and Apparatuses6 Aug 2026US 2026/0225765 A1Ram Products, Inc.
- Tamper resistant container12 Mar 2026US 2026/0070712 A1Polarpak Company
- Tamper resistant container12 Mar 2026US 2026/0070713 A1Polarpak Company
- Closure and drainage for molded fiber packaging12 Feb 2026US 2026/0042566 A1Congruens Group, LLC
Most cited
By later US patents
- Reversible security cover for stackable and nestable tote box108US 4,523,692 A1985
- Container closed by a membrane type seal84US 4,044,941 A1977
- Container and closure having integral sealing means83US 4,444,332 A1984
- Folded plastic container with snap lid82US 3,941,300 APamark, Inc. · 1976
- Container with snap cover having frangible portions81US 4,006,839 ABellaplast GmbH · 1977