G08B 25/01
Alarm systems in which the location of the alarm condition is signalled
Official title: characterised by the transmission medium
G08B25/01 (Alarm systems in which the location of the alarm condition is signalled) appears on 6,830 US grants and 7,885 published applications in this corpus.
Search patents in G08B- Granted patents
- 6,830
- Published applications
- 7,885
- Assignees
- 2,725
- Inventors
- 12,647
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 12 | 0 |
| 1978 | 20 | 0 |
| 1979 | 16 | 0 |
| 1980 | 15 | 0 |
| 1981 | 22 | 0 |
| 1982 | 16 | 0 |
| 1983 | 14 | 0 |
| 1984 | 14 | 0 |
| 1985 | 21 | 0 |
| 1986 | 21 | 0 |
| 1987 | 18 | 0 |
| 1988 | 32 | 0 |
| 1989 | 26 | 0 |
| 1990 | 23 | 0 |
| 1991 | 29 | 0 |
| 1992 | 21 | 0 |
| 1993 | 17 | 0 |
| 1994 | 14 | 0 |
| 1995 | 20 | 0 |
| 1996 | 30 | 0 |
| 1997 | 23 | 0 |
| 1998 | 44 | 0 |
| 1999 | 36 | 0 |
| 2000 | 46 | 0 |
| 2001 | 51 | 19 |
| 2002 | 46 | 80 |
| 2003 | 49 | 86 |
| 2004 | 78 | 143 |
| 2005 | 71 | 165 |
| 2006 | 112 | 177 |
| 2007 | 88 | 152 |
| 2008 | 95 | 196 |
| 2009 | 78 | 168 |
| 2010 | 98 | 161 |
| 2011 | 99 | 141 |
| 2012 | 111 | 156 |
| 2013 | 140 | 154 |
| 2014 | 160 | 306 |
| 2015 | 204 | 370 |
| 2016 | 289 | 489 |
| 2017 | 419 | 629 |
| 2018 | 550 | 617 |
| 2019 | 616 | 734 |
| 2020 | 689 | 617 |
| 2021 | 513 | 518 |
| 2022 | 464 | 452 |
| 2023 | 424 | 408 |
| 2024 | 352 | 359 |
| 2025 | 291 | 349 |
| 2026 | 183 | 239 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G08B 25/10Using wireless transmission systems2,984
- G08B 25/016Personal emergency signalling and security systems2,414
- G08B 25/08Using communication transmission lines1,908
- G08B 25/04Using a single signalling line290
- G08B 25/014Alarm signalling to a central station with two-way communication279
- G08B 25/012Using recorded signals114
- G08B 25/06Using power transmission lines99
- G08B 25/018Sensor coding by detecting magnitude of an electrical parameter65
Recent patents
- Monitoring system for use with mobile communication device6 Oct 2026US 12,755,624 B2
- Alarm event imaging by a security / automation system control panel29 Sep 2026US 12,749,383 B2Tyco Fire & Security GmbH
- Systems and methods for a smart remote-control device for users in need of assistance22 Sep 2026US 12,743,946 B2DISH Network Technologies India Private Limited
- Method for indicating a state of a battery of a vehicle15 Sep 2026US 12,736,584 B2Audi AG
- Fall monitor system15 Sep 2026US 12,738,141 B2DeRoyal Industries, Inc.
- Anti-theft retail merchandise hook with radio transmission8 Oct 2026US 2026/0311580 A1Fasteners for Retail, Inc.
- Wearable device for alerting first responders8 Oct 2026US 2026/0311590 A1
- Devices, systems, and methods for hazard avoidance8 Oct 2026US 2026/0311591 A1
- Server apparatus, assistance method, and non-transitory computer-readable recording medium8 Oct 2026US 2026/0313052 A1NEC Corporation
- Detection of unsafe cabin conditions in autonomous vehicles1 Oct 2026US 2026/0296364 A1Reveal Innovations, LLC
Most cited
By later US patents
- Multimedia surveillance and monitoring system including network configuration1,157US 6,970,183 B1E-Watch Inc. · 2005
- Patient monitoring system and method thereof1,037US 5,614,887 A1997
- Smart remote monitoring system and method1,009US 6,553,336 B1Telemonitor, Inc. · 2003
- Personal security system986US 5,334,974 A1994
- Method for collecting data using compact internetworked wireless integrated network sensors (WINS)932US 6,735,630 B1Sensoria Corporation · 2004