B65D 2581/3455
Packages having means for improving the internal circulation of air
B65D2581/3455 (Packages having means for improving the internal circulation of air) appears on 93 US grants and 67 published applications in this corpus.
Search patents in B65D- Granted patents
- 93
- Published applications
- 67
- Assignees
- 46
- Inventors
- 167
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 5 | 1 |
| 2004 | 1 | 2 |
| 2005 | 2 | 6 |
| 2006 | 2 | 4 |
| 2007 | 0 | 6 |
| 2008 | 3 | 6 |
| 2009 | 0 | 5 |
| 2010 | 1 | 5 |
| 2011 | 6 | 3 |
| 2012 | 2 | 4 |
| 2013 | 3 | 4 |
| 2014 | 4 | 2 |
| 2015 | 2 | 1 |
| 2016 | 2 | 5 |
| 2017 | 2 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 4 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Pressure relief container for food to be heated and box having said container29 Sep 2026US 12,747,082 B2South Plastic Industry Co., Ltd.
- Food tray10 Sep 2024US 12,084,259 B2ConAgra Foods RDM, Inc.
- Cooking method and apparatus25 Apr 2023US 11,634,262 B2ConAgra Foods RDM, Inc.
- Food tray6 Jul 2021US 11,053,062 B2ConAgra Foods RDM, Inc.
- Lidded container and container used therefor13 Apr 2021US 10,974,888 B2Dai Nippon Printing Co.Ltd.
- Food tray19 Jun 2025US 2025/0197084 A1ConAgra Foods RDM, Inc.
- Pressure relief container for food to be heated and box having said container26 Dec 2024US 2024/0425259 A1South Plastic Industry Co., Ltd.
- Rotisserie strainer device1 Dec 2022US 2022/0380111 A1
- Food tray17 Feb 2022US 2022/0048690 A1ConAgra Foods RDM, Inc.
- Food tray27 Feb 2020US 2020/0062486 A1ConAgra Foods RDM, Inc.
Most cited
By later US patents
- Insulating microwave interactive packaging250US 7,019,271 B2Graphic Packaging International, Inc. · 2006
- Reheatable, resealable package for fried food147US 4,797,010 ANabisco Brands, Inc. · 1989
- Configured microwave susceptor109US 5,310,977 AMinnesota Mining and Manufacturing Company · 1994
- Package for frozen foods for microwave heating99US 4,703,148 AGeneral Mills, Inc. · 1987
- Microwave heating package96US 4,777,053 AGeneral Mills, Inc. · 1988