E01B 9/42
Of two or more parts
Official title: of two or more parts
E01B9/42 (Of two or more parts) appears on 37 US grants and 33 published applications in this corpus.
Search patents in E01B- Granted patents
- 37
- Published applications
- 33
- Assignees
- 26
- Inventors
- 61
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 7 |
| 2017 | 4 | 3 |
| 2018 | 3 | 3 |
| 2019 | 3 | 0 |
| 2020 | 1 | 4 |
| 2021 | 2 | 3 |
| 2022 | 1 | 1 |
| 2023 | 3 | 0 |
| 2024 | 2 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rail clips3 Feb 2026US 12,540,055 B2
- Vehicle rail mounting device19 Nov 2024US 12,146,271 B2Specter Innovations Group Pty Ltd.
- Modular fastening for railway crossings18 Jun 2024US 12,012,700 B2Pandrol Iberica S.A.U.
- High-resilient special trackwork rail fastener24 Oct 2023US 11,795,627 B2L. B. Foster Company
- Transparent railroad railseat assembly25 Apr 2023US 11,634,872 B2Pandrol Limited
- High-resilient special trackwork rail fastener5 May 2022US 2022/0136177 A1L. B. Foster Company
- Improvement to Rail Clips23 Dec 2021US 2021/0395049 A1
- Vehicle rail mounting device20 May 2021US 2021/0148056 A1Specter Innovations Group Pty Ltd.
- Modular fastening for railway crossings11 Feb 2021US 2021/0040697 A1Pandrol Iberica S.A.U.
- Track rail fastener and system for pedestal mounted track rail1 Oct 2020US 2020/0308773 A1Progress Rail Services Corporation
Most cited
By later US patents
- Rail tie plate clips and shoulders14US 5,782,406 A1998
- Insulative protective device for rail fastener7US 4,635,846 ASan Francisco Bay Area Rapid Transit District · 1987
- Multiple section special trackwork fastener7US 5,249,743 ALord Corporation · 1993
- Chain stripper devices and assemblies for mining machines6US 4,445,878 AGewerkschaft Eisenhutte Westfalia · 1984
- Track rail fastening mechanism and method4US 10,081,915 B2Progress Rail Services Corporation · 2018