A47B 2031/026
Having warm and cold compartments
Official title: {having warm and cold compartments}
A47B2031/026 (Having warm and cold compartments) appears on 45 US grants and 10 published applications in this corpus.
Search patents in A47B- Granted patents
- 45
- Published applications
- 10
- Assignees
- 22
- Inventors
- 68
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 3 |
| 2023 | 3 | 1 |
| 2024 | 0 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Food holding apparatus25 Nov 2025US 12,478,216 B2Duke Manufacturing Co.
- Container for storing and serving frozen confectionery items26 Aug 2025US 12,396,553 B2Conopco, Inc.
- System for storing and delivering food trays22 Aug 2023US 11,730,263 B2Regethermic Canada Inc.
- Portable cooler with foldout bar28 Mar 2023US 11,614,266 B1
- Food service apparatus with peltier heating and cooling systems21 Mar 2023US 11,607,036 B2Bi-Polar Holding Company LLC
- Food holding apparatus5 Mar 2026US 2026/0060476 A1Duke Manufacturing Co.
- Modular preparation system and method thereof21 Mar 2024US 2024/0090660 A1Unified Brands, Inc.
- System for storing and delivering food trays5 Jan 2023US 2023/0000246 A1Regethermic Canada Inc.
- Container for storing and serving frozen confectionery items11 Aug 2022US 2022/0248840 A1Conopco, Inc., d/b/a UNILEVER
- Food holding apparatus31 Mar 2022US 2022/0095836 A1Duke Manufacturing Co.
Most cited
By later US patents
- Food serving tray99US 4,068,115 ASweetheart Plastics, Inc. · 1978
- Food preparation process92US 4,323,110 AAnchor Hocking Corporation · 1982
- Container for inductively heating food86US 4,020,310 A1977
- Food server81US 5,069,273 ADuke Manufacturing Co. · 1991
- Method and apparatus for heating food79US 4,110,587 APatents Licensing International, Ltd. · 1978