B65D 81/3846
Formed of different materials
Official title: {formed of different materials, e.g. laminated or foam filling between walls}
B65D81/3846 (Formed of different materials) appears on 41 US grants and 69 published applications in this corpus.
Search patents in B65D- Granted patents
- 41
- Published applications
- 69
- Assignees
- 35
- Inventors
- 145
- Latest grant
- 15 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 0 |
| 2006 | 3 | 3 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 4 |
| 2011 | 1 | 3 |
| 2012 | 2 | 0 |
| 2013 | 1 | 2 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 4 |
| 2017 | 1 | 4 |
| 2018 | 4 | 6 |
| 2019 | 6 | 4 |
| 2020 | 3 | 6 |
| 2021 | 6 | 6 |
| 2022 | 0 | 3 |
| 2023 | 3 | 1 |
| 2024 | 2 | 2 |
| 2025 | 1 | 3 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polymeric material for container15 Apr 2025US 12,275,180 B2Berry Plastics Corporation
- Polymeric material for container19 Nov 2024US 12,145,303 B2Berry Plastics Corporation
- Latent heat storage material, and cold storage tool, logistic packaging container, food cold storage tool and cooling method each using same30 Jan 2024US 11,884,869 B2Sharp Kabushiki Kaisha
- Heat exchanging thermal liquid container12 Dec 2023US 11,840,659 B2The Curators of the University of Missouri
- Lidded container13 Jun 2023US 11,673,721 B2Packit, LLC
- Beverage container with insulative properties25 Jun 2026US 2026/0176050 A1Canpack S.A.
- Soft toy hydration system and method12 Mar 2026US 2026/0069065 A1
- Insulating container12 Mar 2026US 2026/0070729 A1
- Water cup with self-locking function12 Feb 2026US 2026/0042583 A1Shenzhen Qingxinxiang Technology Co., Ltd.
- Insulating container1 Jan 2026US 2026/0001700 A1
Most cited
By later US patents
- Liquid container novelty151US 4,164,284 A1979
- Thermal receptacle with phase change material97US 6,634,417 B12003
- Thermal receptacle with phase change material86US 6,968,888 B22005
- Thermal receptacle with phase change material83US 7,934,537 B22011
- Thermal receptacle with phase change material66US 7,059,387 B22006