A47J 36/30
Devices for warming by making use of burning cartridges or other chemical
Official title: Devices for warming by making use of burning cartridges or other chemical substances
A47J36/30 (Devices for warming by making use of burning cartridges or other chemical) appears on 47 US grants and 18 published applications in this corpus.
Search patents in A47J- Granted patents
- 47
- Published applications
- 18
- Assignees
- 26
- Inventors
- 83
- Latest grant
- 30 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 3 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 2 | 2 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Portable hand-held device for accommodating and transporting food or a beverage and method for controlling temperature30 May 2023US 11,659,957 B2
- Food tray cover29 Dec 2020US 10,875,686 B2
- Chafing dish and frame assembly11 Feb 2020US 10,555,639 B2
- Catalytic heating system and method for heating a beverage or food22 Oct 2019US 10,448,784 B2
- Catalytic heating system and method for heating a beverage or food26 Feb 2019US 10,215,449 B2
- Sustainable solar energy carrier13 Mar 2025US 2025/0085031 A1
- Self-Warming Bottle Assembly14 Apr 2022US 2022/0110476 A1
- Portable hand-held device for accommodating and transporting food or a beverage and method for controlling temperature20 Feb 2020US 2020/0054171 A1
- Food tray cover10 Jan 2019US 2019/0009954 A1
- Catalytic Heating System and Method for Heating a Beverage or Food27 Dec 2018US 2018/0368613 A1
Most cited
By later US patents
- Thermoregulating container76US 6,032,481 A2000
- Disposable heat storage unit32US 4,777,930 A1988
- Self-heating container23US 4,819,612 AAsahi Kasei Kogyo Kabushiki Kaisha · 1989
- Heating element21US 5,020,509 ANippon Steel Corporation · 1991
- Self-heating container19US 4,949,702 ANissin Shokuhin Kabushiki Kaisha · 1990