A62B 1/20
Devices for lowering persons from buildings or the like: by making use
Official title: by making use of sliding-ropes, sliding-poles or chutes, e.g. hoses, pipes, sliding-grooves, sliding-sheets
A62B1/20 (Devices for lowering persons from buildings or the like: by making use) appears on 223 US grants and 164 published applications in this corpus.
Search patents in A62B- Granted patents
- 223
- Published applications
- 164
- Assignees
- 65
- Inventors
- 316
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 11 | 0 |
| 1987 | 6 | 0 |
| 1988 | 7 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 1 |
| 2003 | 5 | 13 |
| 2004 | 8 | 12 |
| 2005 | 7 | 6 |
| 2006 | 5 | 6 |
| 2007 | 3 | 6 |
| 2008 | 0 | 6 |
| 2009 | 1 | 2 |
| 2010 | 1 | 4 |
| 2011 | 1 | 7 |
| 2012 | 5 | 3 |
| 2013 | 1 | 4 |
| 2014 | 1 | 13 |
| 2015 | 9 | 5 |
| 2016 | 4 | 5 |
| 2017 | 6 | 7 |
| 2018 | 6 | 9 |
| 2019 | 8 | 10 |
| 2020 | 8 | 15 |
| 2021 | 5 | 10 |
| 2022 | 7 | 6 |
| 2023 | 14 | 5 |
| 2024 | 3 | 4 |
| 2025 | 5 | 4 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Escape structure29 Sep 2026US 12,746,416 B2
- Force-independent releasable system25 Aug 2026US 12,715,591 B2Air Cruisers Company
- Building emergency egress and rescue system26 May 2026US 12,636,523 B2
- Emergency evacuation system, an emergency evacuation unit and operation method of such system16 Dec 2025US 12,496,471 B2Firebag S.r.l.
- Fire rescue ladder16 Dec 2025US 12,497,178 B1The United States of America as represented by the Secretary of the Air Force
- Flying conveyor device25 Sep 2025US 2025/0295940 A1
- Descended rescue device for building18 Sep 2025US 2025/0288831 A1
- Inflatable Fire Escape Slide Device7 Aug 2025US 2025/0249291 A1
- Seam tape, patch material, accessory material, or component material with high temperature substrate19 Jun 2025US 2025/0197684 A1Air Cruisers Company
- Building Emergency Egress and Rescue System28 Nov 2024US 2024/0390708 A1
Most cited
By later US patents
- Swing rope61US 4,789,045 ABilly Pugh Co., Inc. · 1988
- Inflatable evacuation slide38US 5,975,467 AAir Cruisers Company · 1999
- Delayed restraint release device for inflatable escape slides37US 4,567,977 AThe B. F. Goodrich Company · 1986
- Extensible evacuation slide32US 6,814,183 B2Goodrich Corporation · 2004
- Releasable restraint in an inflatable emergency evacuation slide31US 3,944,023 AThe B. F. Goodrich Company · 1976