E01F 9/571
Displaceable vertically under load
Official title: displaceable vertically under load, e.g. in combination with rotation
E01F9/571 (Displaceable vertically under load) appears on 41 US grants and 15 published applications in this corpus.
Search patents in E01F- Granted patents
- 41
- Published applications
- 15
- Assignees
- 22
- Inventors
- 77
- Latest grant
- 18 Aug 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 2 | 1 |
| 2017 | 1 | 2 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 2 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Speed bump and speed bump system18 Aug 2020US 10,745,870 B2Beijing Boe Optoelectronics Technology Co., Ltd.
- Foreign object debris barrier for runways28 Jan 2020US 10,543,935 B2Ivry Shapira
- Depressible pavement device15 Oct 2019US 10,443,198 B2RoadVision Technologies, Inc.
- Dynamic road marker27 Aug 2019US 10,392,759 B1Valerann Ltd.
- Dynamic road marker18 Jun 2019US 10,323,369 B2Valerann Ltd.
- Depressible road marker17 Dec 2020US 2020/0392680 A1Valerann Ltd.
- Power-generating and rotating road marker using magnet26 Nov 2020US 2020/0370254 A1
- Systems and methods for generating, storing and transmitting electricity from vehicular traffic9 Jul 2020US 2020/0217306 A1
- Dynamic road marker12 Sep 2019US 2019/0276997 A1Valerann Ltd.
- Speed bump and speed bump system4 Jul 2019US 2019/0203435 A1Beijing Boe Optoelectronics Technology Co., Ltd.
Most cited
By later US patents
- Retractable traffic delineator34US 4,597,691 AAnimotion Inc. · 1986
- Loading bay safety device and process for operating the device32US 8,806,689 B2Assa Abloy Entrance Systems AB · 2014
- Deformable highway marker31US 4,297,051 A1981
- Raised depressible pavement marker31US 5,074,706 AOlympic Machines, Inc. · 1991
- Raised depressible pavement marker25US 4,955,982 AOlympic Machines, Inc. · 1990