F25D 5/00
Devices using endothermic chemical reactions
Official title: Devices using endothermic chemical reactions, e.g. using frigorific mixtures
F25D5/00 (Devices using endothermic chemical reactions) appears on 188 US grants and 186 published applications in this corpus.
Search patents in F25D- Granted patents
- 188
- Published applications
- 186
- Assignees
- 104
- Inventors
- 357
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 8 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 2 | 0 |
| 1993 | 6 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 2 |
| 2002 | 6 | 7 |
| 2003 | 4 | 3 |
| 2004 | 6 | 10 |
| 2005 | 8 | 13 |
| 2006 | 6 | 6 |
| 2007 | 1 | 7 |
| 2008 | 1 | 10 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 3 | 5 |
| 2012 | 1 | 7 |
| 2013 | 4 | 13 |
| 2014 | 5 | 10 |
| 2015 | 4 | 20 |
| 2016 | 4 | 10 |
| 2017 | 8 | 7 |
| 2018 | 11 | 12 |
| 2019 | 2 | 8 |
| 2020 | 7 | 6 |
| 2021 | 8 | 7 |
| 2022 | 7 | 5 |
| 2023 | 4 | 5 |
| 2024 | 7 | 4 |
| 2025 | 6 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Semi-solid biodegradable refrigerant gel12 May 2026US 12,624,268 B2Temperatsure, LLC
- Modular box assembly7 Apr 2026US 12,595,955 B2Pratt Retail Specialties, LLC
- Thermal beverage sleeve20 Jan 2026US 12,529,515 B2
- Self-heating or self-cooling system and method13 Jan 2026US 12,522,419 B2
- Modular box assembly23 Dec 2025US 12,504,220 B2Pratt Retail Specialties, LLC
- Modular box assembly24 Sep 2026US 2026/0287247 A1Pratt Retail Specialties, LLC
- Modular box assembly14 Aug 2025US 2025/0257932 A1Pratt Retail Specialties, LLC
- Thermal beverage sleeve15 May 2025US 2025/0155191 A1
- Single use heat exchanger and devices incorporating the same8 May 2025US 2025/0146730 A1Aquasyn, LLC
- Beverage cooling container24 Apr 2025US 2025/0128869 A1
Most cited
By later US patents
- Instant hot or cold, reusable cold pack178US 4,462,224 AMinnesota Mining and Manufacturing Company · 1984
- Modular box assembly106US 10,551,110 B2Pratt Retail Specialties, LLC · 2020
- Heat exchange package for food104US 3,970,068 A1976
- Self-adhering cold pack92US 5,887,437 ABeekley Corporation · 1999
- Urea cold pack having an inner bag provided with a perforated seal86US 3,950,158 AAmerican Medical Products Company · 1976