F24F 11/50
Control or safety arrangements: characterised by user interfaces or communication
Official title: characterised by user interfaces or communication
F24F11/50 (Control or safety arrangements: characterised by user interfaces or communication) appears on 5,165 US grants and 6,465 published applications in this corpus.
Search patents in F24F- Granted patents
- 5,165
- Published applications
- 6,465
- Assignees
- 1,332
- Inventors
- 9,522
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 12 | 0 |
| 1980 | 6 | 0 |
| 1981 | 14 | 0 |
| 1982 | 10 | 0 |
| 1983 | 13 | 0 |
| 1984 | 12 | 0 |
| 1985 | 11 | 0 |
| 1986 | 9 | 0 |
| 1987 | 12 | 0 |
| 1988 | 11 | 0 |
| 1989 | 17 | 0 |
| 1990 | 17 | 0 |
| 1991 | 9 | 0 |
| 1992 | 16 | 0 |
| 1993 | 23 | 0 |
| 1994 | 24 | 0 |
| 1995 | 40 | 0 |
| 1996 | 31 | 0 |
| 1997 | 30 | 0 |
| 1998 | 32 | 0 |
| 1999 | 23 | 0 |
| 2000 | 23 | 0 |
| 2001 | 32 | 10 |
| 2002 | 30 | 33 |
| 2003 | 34 | 43 |
| 2004 | 36 | 67 |
| 2005 | 32 | 96 |
| 2006 | 52 | 110 |
| 2007 | 50 | 106 |
| 2008 | 47 | 110 |
| 2009 | 39 | 114 |
| 2010 | 92 | 157 |
| 2011 | 67 | 138 |
| 2012 | 85 | 209 |
| 2013 | 109 | 205 |
| 2014 | 139 | 271 |
| 2015 | 169 | 396 |
| 2016 | 193 | 423 |
| 2017 | 286 | 457 |
| 2018 | 375 | 425 |
| 2019 | 451 | 478 |
| 2020 | 473 | 458 |
| 2021 | 375 | 508 |
| 2022 | 363 | 429 |
| 2023 | 411 | 393 |
| 2024 | 353 | 368 |
| 2025 | 280 | 289 |
| 2026 | 178 | 172 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air conditioner29 Sep 2026US 12,747,883 B2LG Electronics Inc.
- Information processing device, air conditioning system, and program29 Sep 2026US 12,747,884 B2Daikin Industries, Ltd.
- Air conditioning predictive power management system and method22 Sep 2026US 12,742,563 B2Eaton Intelligent Power Limited
- Systems and methods for Refrigerant unit life cycle management22 Sep 2026US 12,742,564 B2Effecterra, Inc.
- Heating, ventilating and air conditioning HVAC device block22 Sep 2026US 12,742,566 B2Belimo Holding AG
- Smart thermostat for ductless hvac units1 Oct 2026US 2026/0298492 A1Diversitech Corporation
- System to monitor for and alert on risk of heat stress in school classrooms1 Oct 2026US 2026/0303396 A1Intrado Life & Safety, Inc.
- An apparatus for ventilating an environment24 Sep 2026US 2026/0287189 A1Earthonomic Ecosolutions Private Limited
- System and Method for predicting short cycling of HVAC systems and generating alerts for remediation24 Sep 2026US 2026/0287194 A1Lennox Industries Inc.
- System and method for transitioning a thermostat into a low power mode24 Sep 2026US 2026/0287195 A1Lennox Industries Inc.
Most cited
By later US patents
- System and method of controlling an HVAC system560US 7,130,719 B2Robertshaw Controls Company · 2006
- HVAC remote monitoring system530US 6,385,510 B12002
- Apparatus and method for automatic climate control456US 5,395,042 ASmart Systems International · 1995
- PDA configuration of thermostats407US 7,055,759 B2Honeywell International Inc. · 2006
- Thermostat user interface397US 8,195,313 B1Nest Labs, Inc. · 2012