E01F 15/043
With multiple superimposed members
Official title: {with multiple superimposed members; Rails provided with skirts}
E01F15/043 (With multiple superimposed members) appears on 33 US grants and 32 published applications in this corpus.
Search patents in E01F- Granted patents
- 33
- Published applications
- 32
- Assignees
- 24
- Inventors
- 58
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 2 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 2 | 3 |
| 2018 | 4 | 4 |
| 2019 | 1 | 2 |
| 2020 | 3 | 1 |
| 2021 | 3 | 1 |
| 2022 | 0 | 2 |
| 2023 | 0 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Barrier systems with impact resistant rails supported from floor mounted post bases7 Apr 2026US 12,595,631 B2Rite-Hite Holding Corporation
- Module of a road safety barrier and a method for realising the module29 Apr 2025US 12,286,760 B2
- System for illuminating a carriageway in a case of fog30 Jul 2024US 12,049,736 B2
- Protection device and road barrier for motorcyclists14 Dec 2021US 11,198,981 B2ArcelorMittal
- Guardrail terminal barrier24 Aug 2021US 11,098,456 B2Ohio University
- Barrier systems with impact resistant rails supported from floor mounted post bases30 Jul 2026US 2026/0218463 A1Rite-Hite Holding Corporation
- Module of a road safety barrier and a method for realising the module5 Oct 2023US 2023/0313474 A1
- Modular road safety barrier and an emergency openable passage29 Jun 2023US 2023/0203767 A1Sma Road Safety S.R.L.
- Barrier systems with impact resistant rails supported from floor mounted post bases18 May 2023US 2023/0151569 A1Rite-Hite Holding Corporation
- System for illuminating a carriageway in a case of fog15 Sep 2022US 2022/0290387 A1
Most cited
By later US patents
- Guardrail assembly38US 5,261,647 AIdeal Steel and Builders' Supplies, Inc. · 1993
- Fence36US 5,664,905 AAlcan Aluminium (U.K.) Ltd. · 1997
- High-performance deformable steel guardrail29US 5,876,020 AAutostrada del Brennero S.P.A. · 1999
- Road barrier energy absorbing systems and methods for making and using the same22US 8,807,864 B2SABIC Innovative Plastics IP B. V. · 2014
- Shock absorbing wall construction21US 5,791,811 A1998