F25D 29/008
Alarm devices
Official title: {Alarm devices}
F25D29/008 (Alarm devices) appears on 291 US grants and 323 published applications in this corpus.
Search patents in F25D- Granted patents
- 291
- Published applications
- 323
- Assignees
- 168
- Inventors
- 703
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 3 |
| 2003 | 2 | 7 |
| 2004 | 8 | 5 |
| 2005 | 5 | 10 |
| 2006 | 3 | 4 |
| 2007 | 3 | 6 |
| 2008 | 0 | 4 |
| 2009 | 3 | 5 |
| 2010 | 4 | 7 |
| 2011 | 4 | 7 |
| 2012 | 4 | 4 |
| 2013 | 3 | 14 |
| 2014 | 6 | 15 |
| 2015 | 6 | 5 |
| 2016 | 8 | 9 |
| 2017 | 11 | 19 |
| 2018 | 9 | 28 |
| 2019 | 23 | 28 |
| 2020 | 19 | 26 |
| 2021 | 16 | 25 |
| 2022 | 18 | 16 |
| 2023 | 21 | 21 |
| 2024 | 19 | 20 |
| 2025 | 20 | 22 |
| 2026 | 11 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Cold storage monitoring system and method of use to monitor temperature and utilization4 Aug 2026US 12,698,930 B2Polysense Solutions Inc.
- Beverage system for providing a cold beverage16 Jun 2026US 12,653,338 B2Societe des Produits Nestle S. A.
- Refrigerator appliance and method of operating the same during a vacation mode16 Jun 2026US 12,656,053 B2Haier US Appliance Solutions, Inc.
- Secure inventory access and control mechanism9 Jun 2026US 12,651,502 B2CareFusion 303, Inc.
- Refrigerator appliance and sound emitting device and method for operation5 May 2026US 12,618,611 B2Haier US Appliance Solutions, Inc.
- Plant-preserving refrigerator10 Sep 2026US 2026/0266530 A1Minea Electrical Appliance Co., Ltd
- Systems and methods for operating door alarms of a refrigerator appliance20 Aug 2026US 2026/0243503 A1Haier US Appliance Solutions, Inc.
- Cooling system prefailure detection system and method6 Aug 2026US 2026/0227109 A1OneEvent Technologies, Inc.
- Cold storage device6 Aug 2026US 2026/0227114 A1B Medical Systems S.A.R.L.
- Method for adjusting a target temeprature of a refrigerator appliance23 Jul 2026US 2026/0210603 A1Haier US Appliance Solutions, Inc.
Most cited
By later US patents
- Central monitor for home security system377US 4,581,606 AIsotec Industries Limited · 1986
- Monitoring system for food storage device141US 5,460,006 AHoshizaki Denki Kabushiki Kaisha · 1995
- Alarm system108US 4,195,288 A1980
- Refrigeration monitor system with remote signalling of alarm indications103US 4,482,785 A1984
- Food processing plant controlled on the basis of set-point parameters78US 5,946,922 AL Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude · 1999