E01F 15/0438
Spacers between rails and posts
Official title: {Spacers between rails and posts, e.g. energy-absorbing means (E01F15/0415 takes precedence)}
E01F15/0438 (Spacers between rails and posts) appears on 85 US grants and 75 published applications in this corpus.
Search patents in E01F- Granted patents
- 85
- Published applications
- 75
- Assignees
- 55
- Inventors
- 152
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 3 |
| 2003 | 7 | 2 |
| 2004 | 1 | 4 |
| 2005 | 0 | 3 |
| 2006 | 0 | 2 |
| 2007 | 1 | 4 |
| 2008 | 0 | 9 |
| 2009 | 6 | 6 |
| 2010 | 5 | 1 |
| 2011 | 3 | 2 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 3 | 3 |
| 2015 | 0 | 1 |
| 2016 | 3 | 6 |
| 2017 | 5 | 4 |
| 2018 | 2 | 5 |
| 2019 | 3 | 5 |
| 2020 | 6 | 2 |
| 2021 | 1 | 1 |
| 2022 | 4 | 5 |
| 2023 | 2 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Barrier systems with impact resistant rails that extend along the floor4 Aug 2026US 12,698,606 B2Rite-Hite Holding Corporation
- Strapping apparatus11 Nov 2025US 12,467,213 B2Three Smith Group Limited
- System for illuminating a carriageway in a case of fog30 Jul 2024US 12,049,736 B2
- Safety end piece for road barriers20 Feb 2024US 11,905,670 B2
- Module for road safety barrier and safety barrier made with said module8 Aug 2023US 11,718,966 B2
- End plate for use with a roadway barrier5 Jun 2025US 2025/0179745 A1Lindsay Transportation Solutions, Inc.
- A bamboo based crash barrier for roads or highways10 Apr 2025US 2025/0116080 A1
- Barrier systems with impact resistant rails that extend along the floor18 May 2023US 2023/0151570 A1Rite-Hite Holding Corporation
- Strapping apparatus23 Feb 2023US 2023/0058844 A1Three Smith Group Limited
- System for illuminating a carriageway in a case of fog15 Sep 2022US 2022/0290387 A1
Most cited
By later US patents
- Spacer for supporting a guard rail on a post48US 6,168,346 A2001
- Offset block and supporting post for roadway guardrail44US 6,007,269 A1999
- Metallic guardrail barrier43US 5,657,966 AAdvanced Investment Holding S.A. · 1997
- Roadway guardrail structure43US 6,644,888 B22003
- Guardrail support bracket34US 5,203,543 ALes Entreprises Gifab Ltee · 1993