E05F 13/04
Mechanisms operated by the movement or weight of a person or vehicle
Official title: by platforms lowered by the weight of the user
E05F13/04 (Mechanisms operated by the movement or weight of a person or vehicle) appears on 17 US grants and 10 published applications in this corpus.
Search patents in E05F- Granted patents
- 17
- Published applications
- 10
- Assignees
- 8
- Inventors
- 25
- Latest grant
- 2 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 2 |
| 2022 | 0 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Foot-operated systems and devices for handless operation of a door2 Jul 2024US 12,024,926 B2Aztech Industrial Devices LLC
- Method of making and using a foot operable door opener4 Jun 2024US 12,000,191 B2
- Chute safety system and method of use30 Apr 2024US 11,968,957 B2
- Foot operable door opener4 Jul 2023US 11,692,384 B2
- Space saving seating system14 Sep 2021US 11,117,668 B2The Boeing Company
- Foot operable door opener16 Nov 2023US 2023/0366253 A1
- Chute Safety System and Method of Use5 Oct 2023US 2023/0313583 A1
- Foot-operated systems and devices for handless operation of a door19 May 2022US 2022/0154494 A1Aztech Industrial Devices LLC
- Foot operable door opener16 Dec 2021US 2021/0388659 A1
- Space Saving Seating System4 Feb 2021US 2021/0031925 A1The Boeing Company
Most cited
By later US patents
- Mechanically actuated barrier system7US 5,299,882 A1994
- Fence gate opener with fluid gravity closure assembly7US 5,720,132 A1998
- Foot-operated, window-raising device for a window having a sliding sash and method5US 5,572,830 A1996
- Remotely operated gate structure4US 4,115,954 A1978
- Ramp-operated mechanical gate systems4US 4,521,992 A1985