E01B 5/08
Composite rails
Official title: Composite rails; Compound rails with dismountable or non-dismountable parts
E01B5/08 (Composite rails) appears on 33 US grants and 26 published applications in this corpus.
Search patents in E01B- Granted patents
- 33
- Published applications
- 26
- Assignees
- 28
- Inventors
- 58
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 2 |
| 2017 | 2 | 3 |
| 2018 | 1 | 3 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 0 | 4 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Surface seamless steel rail10 Feb 2026US 12,546,065 B2Suzhou Truerun Envvironment Technology Ltd.
- Rail11 Mar 2025US 12,247,358 B2Nippon Steel Corporation
- Method for manufacturing rail, and rail7 Jan 2025US 12,186,822 B2Jfe Steel Corporation
- Electroslag strip cladding13 Aug 2024US 12,060,683 B2Esab AB
- Rail31 Jan 2023US 11,566,307 B2Jfe Steel Corporation
- Composite-rail formed by pushdown the P-main-rail with pushdown-device against the P-auxiliary-rail8 May 2025US 2025/0146230 A1
- Surface seamless steel rail29 Dec 2022US 2022/0412015 A1Suzhou Truerun Environment Technology Ltd.
- Ballasted track systems with rubberized asphalt coatings and related methods10 Nov 2022US 2022/0356653 A1Trammco, LLC
- Method for manufacturing rail, and rail12 May 2022US 2022/0145546 A1Jfe Steel Corporation
- Rail21 Apr 2022US 2022/0120039 A1Nippon Steel Corporation
Most cited
By later US patents
- Method and apparatus for electrically isolating a rail in a precast concrete grade crossing15US 5,464,152 APacific International Pipe Enterprises, Inc. · 1995
- Method of damping railroad noise and railroad noise damping members15US 6,402,044 B1Yugen Kaisha Koshinsha · 2002
- Support rail for composite continuous rail10US 5,251,732 A1993
- Surface rail for composite continuous rail9US 5,249,654 A1993
- Rails9US 5,645,653 ABritish Steel Corporation · 1997