G08B
Signalling systems
Official title: Signalling systems, e.g. personal calling systems; order telegraphs; alarm systems
G08B (Signalling systems) appears on 49,332 US grants and 50,456 published applications in this corpus.
Search patents in G08B- Granted patents
- 49,332
- Published applications
- 50,456
- Assignees
- 14,188
- Inventors
- 81,676
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 260 | 0 |
| 1977 | 238 | 0 |
| 1978 | 266 | 0 |
| 1979 | 193 | 0 |
| 1980 | 283 | 0 |
| 1981 | 281 | 0 |
| 1982 | 215 | 0 |
| 1983 | 211 | 0 |
| 1984 | 193 | 0 |
| 1985 | 269 | 0 |
| 1986 | 278 | 0 |
| 1987 | 359 | 0 |
| 1988 | 336 | 0 |
| 1989 | 431 | 0 |
| 1990 | 389 | 0 |
| 1991 | 385 | 0 |
| 1992 | 369 | 0 |
| 1993 | 338 | 0 |
| 1994 | 363 | 0 |
| 1995 | 412 | 0 |
| 1996 | 446 | 0 |
| 1997 | 474 | 0 |
| 1998 | 576 | 0 |
| 1999 | 574 | 0 |
| 2000 | 603 | 0 |
| 2001 | 562 | 175 |
| 2002 | 516 | 641 |
| 2003 | 458 | 777 |
| 2004 | 585 | 1018 |
| 2005 | 536 | 1156 |
| 2006 | 852 | 1306 |
| 2007 | 669 | 1330 |
| 2008 | 720 | 1382 |
| 2009 | 705 | 1258 |
| 2010 | 843 | 1260 |
| 2011 | 778 | 1134 |
| 2012 | 915 | 1266 |
| 2013 | 1067 | 1533 |
| 2014 | 1350 | 2099 |
| 2015 | 1664 | 2470 |
| 2016 | 2003 | 2866 |
| 2017 | 2629 | 3292 |
| 2018 | 2939 | 3274 |
| 2019 | 3316 | 3565 |
| 2020 | 3331 | 3416 |
| 2021 | 2817 | 3320 |
| 2022 | 2663 | 3094 |
| 2023 | 2583 | 2710 |
| 2024 | 2511 | 2459 |
| 2025 | 2236 | 2210 |
| 2026 | 1342 | 1445 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- G08B 21/00Alarms responsive to a single specified undesired or abnormal condition and not18,354
- G08B 13/00Burglar, theft or intruder alarms16,831
- G08B 25/00Alarm systems in which the location of the alarm condition is signalled10,019
- G08B 29/00Checking or monitoring of signalling or alarm systems5,095
- G08B 5/00Visible signalling systems5,020
- G08B 17/00Fire alarms4,010
- G08B 3/00Audible signalling systems3,063
- G08B 7/00Signalling systems according to two or more of groups g08b3/00 - g08b6/002,683
All 17 main groupsShow fewer
- G08B 6/00Tactile signalling systems2,006
- G08B 27/00Alarm systems in which the alarm condition is signalled from a central1,646
- G08B 19/00Alarms responsive to two or more different undesired or abnormal conditions1,237
- G08B 15/00Identifying, scaring or incapacitating burglars, thieves or intruders1,027
- G08B 1/00Systems for signalling characterised solely by the form of transmission of the866
- G08B 31/00Predictive alarm systems characterised by extrapolation or other computation using updated historic659
- G08B 23/00Alarms responsive to unspecified undesired or abnormal conditions639
- G08B 26/00Alarm systems in which substations are interrogated in succession by a central402
- G08B 9/00Order telegraph apparatus, i.e. means for transmitting one of a finite number7
Recent patents
- Network-connected containers having medication stored therein6 Oct 2026US 12,751,901 B1Verily Health Inc.
- Actual machine management device, and actual machine management system6 Oct 2026US 12,753,580 B2Kobelco Construction Machinery Co., Ltd.
- Controlled-environment facility resident wearables and systems and methods for use6 Oct 2026US 12,754,586 B1Securus Technologies, Inc.
- Methods and apparatuses for controlling operation of a vibrational output system and/or operation of an input sensor system6 Oct 2026US 12,754,609 B2Cirrus Logic, Inc.
- Systems and methods of sensor data fusion6 Oct 2026US 12,754,977 B2Digital Global Systems, Inc.
- Controller for a milking plant, computer-implemented method, computer program and non-volatile data carrier8 Oct 2026US 2026/0305564 A1DeLaval Holding AB
- Anti-theft pusher with incremental distance detection8 Oct 2026US 2026/0305842 A1Fasteners for Retail, Inc.
- Fire extinguisher pin pull sensor8 Oct 2026US 2026/0306887 A1BCAI Solutions Pty Ltd
- Detection of damage to components within an electrolyzer stack during operation8 Oct 2026US 2026/0308789 A1Fourier Earth, Inc.
- Water detection, distribution and monitoring system8 Oct 2026US 2026/0308893 A1Ocean Park Mechanical Inc
Most cited
By later US patents
- Surgical instrument having a feedback system2,578US 8,708,213 B2Ethicon Endo-Surgery, Inc. · 2014
- Expandable home automation system1,640US 5,086,385 ACustom Command Systems · 1992
- Medicament dispensing device with a display indicative of the state of an internal medicament reservoir1,620US 7,331,340 B2IVAX Corporation · 2008
- System and method for monitoring and controlling remote devices1,585US 6,437,692 B1StatSignal Systems, Inc. · 2002
- Deactivateable security tag1,541US 5,574,431 ACheckpoint Systems, Inc. · 1996