E01F 13/10
Vehicle barriers specially adapted for allowing passage in one direction only
E01F13/10 (Vehicle barriers specially adapted for allowing passage in one direction only) appears on 29 US grants and 23 published applications in this corpus.
Search patents in E01F- Granted patents
- 29
- Published applications
- 23
- Assignees
- 16
- Inventors
- 45
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 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 | 1 | 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 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 4 | 3 |
| 2018 | 3 | 2 |
| 2019 | 1 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 1 |
| 2022 | 2 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Counterbalanced inground traffic control device23 Apr 2024US 11,965,296 B2
- Counterbalanced inground traffic control device26 Sep 2023US 11,767,650 B2
- Roadway safety system16 Aug 2022US 11,417,207 B2
- Roadway safety system5 Apr 2022US 11,295,613 B1
- Wrong-way vehicle prevention system10 Sep 2019US 10,407,853 B1
- Counterbalanced Inground Traffic Control Device22 Sep 2022US 2022/0298734 A1
- Roadway Safety System30 Jun 2022US 2022/0208002 A1
- Systems and methods for collision avoidance on a highway30 Jun 2022US 2022/0208007 A1
- Roadway Safety System7 Apr 2022US 2022/0108606 A1
- Roadway Safety System21 Jan 2021US 2021/0020040 A1
Most cited
By later US patents