A47J 37/1233
The frying liquid being heated outside the frying vessel
Official title: {the frying liquid being heated outside the frying vessel, e.g. by pumping it through a heat exchanger}
A47J37/1233 (The frying liquid being heated outside the frying vessel) appears on 74 US grants and 50 published applications in this corpus.
Search patents in A47J- Granted patents
- 74
- Published applications
- 50
- Assignees
- 40
- Inventors
- 133
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 4 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 5 | 2 |
| 2015 | 1 | 2 |
| 2016 | 0 | 3 |
| 2017 | 4 | 3 |
| 2018 | 1 | 1 |
| 2019 | 3 | 3 |
| 2020 | 0 | 3 |
| 2021 | 0 | 3 |
| 2022 | 4 | 5 |
| 2023 | 1 | 4 |
| 2024 | 2 | 1 |
| 2025 | 3 | 1 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Convection deep fat fryer16 Jun 2026US 12,653,343 B2The Frymaster Corporation
- Heating device for liquids2 Jun 2026US 12,644,625 B2Reflexy Nederland B.V.
- Convection deep fat fryer heating system5 May 2026US 12,616,338 B2The Frymaster Corporation
- Method and apparatus for producing instant fried noodles24 Feb 2026US 12,557,943 B2Nissin Foods Holdings Co., Ltd.
- Fryer20 Jan 2026US 12,527,431 B2Fluid-O-Tech S.R.L.
- Cooking system and heat exchanger30 Jul 2026US 2026/0218986 A1
- Automated pressure fryer system19 Feb 2026US 2026/0047721 A1CFA Properties, Inc.
- Flow pressure fryer12 Feb 2026US 2026/0041278 A1
- Mobile fryer system16 Jan 2025US 2025/0017421 A1CFA Properties, Inc.
- System for treating food products with oil11 Jul 2024US 2024/0225357 A1Kiremko B.V.
Most cited
By later US patents
- Constant temperature fryer/cooker assembly63US 4,623,544 A1986
- Convection food heating62US 4,439,459 A1984
- Convection food heating51US 4,581,989 AIdea Network Company, Inc. · 1986
- Spray cleaning system for frying apparatus49US 4,420,006 AThe Frymaster Corporation · 1983
- Convection food heating47US 4,622,231 AIdea Network Company, Inc. · 1986