E01F 13/105
Depressible by right-way traffic
Official title: {depressible by right-way traffic, e.g. pivotally; actuated by wrong-way traffic (type-disabling elements E01F13/123)}
E01F13/105 (Depressible by right-way traffic) appears on 17 US grants and 8 published applications in this corpus.
Search patents in E01F- Granted patents
- 17
- Published applications
- 8
- Assignees
- 5
- Inventors
- 23
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Counterbalanced inground traffic control device23 Apr 2024US 11,965,296 B2
- Counterbalanced inground traffic control device26 Sep 2023US 11,767,650 B2
- Wrong-way vehicle prevention system10 Sep 2019US 10,407,853 B1
- Entrance and exit ramp safety system2 May 2017US 9,640,072 B2
- Device for halting vehicle traffic22 Oct 2013US 8,562,244 B2
- Counterbalanced Inground Traffic Control Device22 Sep 2022US 2022/0298734 A1
- Counterbalanced inground traffic control device17 Sep 2020US 2020/0291588 A1
- Counterbalanced Inground Traffic Control Device11 Jun 2020US 2020/0181859 A1
- Entrance and Exit Ramp Safety System28 May 2015US 2015/0146001 A1
- Ramp Guard to Prevent Wrong-Way Driving18 Dec 2014US 2014/0369748 A1
Most cited
By later US patents