E01F 15/0407
Metal rails
Official title: {Metal rails (E01F15/0446 and E01F15/0453 take precedence)}
E01F15/0407 (Metal rails) appears on 189 US grants and 179 published applications in this corpus.
Search patents in E01F- Granted patents
- 189
- Published applications
- 179
- Assignees
- 108
- Inventors
- 338
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 1 |
| 2002 | 2 | 7 |
| 2003 | 13 | 4 |
| 2004 | 3 | 4 |
| 2005 | 1 | 10 |
| 2006 | 2 | 9 |
| 2007 | 6 | 8 |
| 2008 | 1 | 13 |
| 2009 | 8 | 7 |
| 2010 | 8 | 4 |
| 2011 | 4 | 7 |
| 2012 | 3 | 6 |
| 2013 | 5 | 4 |
| 2014 | 7 | 6 |
| 2015 | 4 | 4 |
| 2016 | 4 | 9 |
| 2017 | 8 | 7 |
| 2018 | 6 | 12 |
| 2019 | 8 | 14 |
| 2020 | 11 | 7 |
| 2021 | 5 | 10 |
| 2022 | 7 | 6 |
| 2023 | 6 | 8 |
| 2024 | 7 | 2 |
| 2025 | 4 | 4 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Barrier systems with impact resistant rails that extend along the floor4 Aug 2026US 12,698,606 B2Rite-Hite Holding Corporation
- Barrier systems with impact resistant rails supported from floor mounted post bases7 Apr 2026US 12,595,631 B2Rite-Hite Holding Corporation
- Pedestrian access terminal10 Mar 2026US 12,571,258 B2RSG International Corp.
- Strapping apparatus11 Nov 2025US 12,467,213 B2Three Smith Group Limited
- Crash impact attenuator systems and methods1 Jul 2025US 12,345,001 B2NUtech Ventures
- Guard rail beam27 Aug 2026US 2026/0250919 A1Nippon Steel Corporation
- Barrier systems with impact resistant rails supported from floor mounted post bases30 Jul 2026US 2026/0218463 A1Rite-Hite Holding Corporation
- Guardrail28 May 2026US 2026/0146396 A1Margaritelli Ferroviaria S.P.A.
- Cut-and-processed product, and guardrail16 Apr 2026US 2026/0103607 A1Nippon Steel Corporation
- Cut-and-processed product, and guardrail16 Apr 2026US 2026/0103860 A1Nippon Steel Corporation
Most cited
By later US patents
- Junction members and their uses90US 5,864,997 ABrickel Designs · 1999
- Guard rail construction70US 4,330,106 A1982
- 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