F24F 11/37
Resuming operation
Official title: Resuming operation, e.g. after power outages; Emergency starting
F24F11/37 (Resuming operation) appears on 43 US grants and 64 published applications in this corpus.
Search patents in F24F- Granted patents
- 43
- Published applications
- 64
- Assignees
- 35
- Inventors
- 138
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 4 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 8 |
| 2019 | 4 | 9 |
| 2020 | 7 | 2 |
| 2021 | 3 | 4 |
| 2022 | 5 | 8 |
| 2023 | 3 | 7 |
| 2024 | 5 | 8 |
| 2025 | 5 | 2 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- HVAC service performance19 May 2026US 12,631,354 B2Alarm.com Incorporated
- Thermostat with external interrupt10 Feb 2026US 12,546,498 B2Tyco Fire & Security GmbH
- Air conditioner control system, server apparatus and air conditioner control method5 Aug 2025US 12,379,120 B2Daikin Industries, Ltd.
- Building system and method for controlling environmental conditions based on multiple health indicators1 Jul 2025US 12,345,429 B2Tyco Fire & Security GmbH
- Water to air switching flow heater chiller10 Jun 2025US 12,326,279 B2
- Contingent Power Device for Residential Heating Systems25 Jun 2026US 2026/0177275 A1
- Heating, ventilation and air-conditioning (hvac) system battery transfer switch30 Apr 2026US 2026/0118004 A1Carrier Corporation
- Building system for building equipment with external model integration23 Apr 2026US 2026/0110452 A1Tyco Fire & Security GmbH
- System and method integrating energy management and inverter heat pump12 Mar 2026US 2026/0071772 A1Daikin Comfort Technologies Manufacturing, L.P.
- Systems and methods for utilizing a grid-connected heat pump coupled to an energy management system1 Jan 2026US 2026/0002687 A1Heatshift, LLC
Most cited
By later US patents
- Thermostat with load activation detection feature104US 6,089,310 AEmerson Electric Co. · 2000
- Air conditioning control system82US 5,467,607 AAT&T Corp. · 1995
- Demand control ventilation sensor failure50US 8,066,558 B2Honeywell International Inc. · 2011
- Building system for building equipment with data health operations21US 11,598,544 B1Johnson Controls Tyco IP Holdings LLP · 2023
- Preventing simultaneous start of air conditioners during recovery from a power failure20US 5,216,897 ASanyo Electric Co., Ltd. · 1993