E01B 2203/04
Cleaning or reconditioning ballast or ground beneath
E01B2203/04 (Cleaning or reconditioning ballast or ground beneath) appears on 16 US grants and 9 published applications in this corpus.
Search patents in E01B- Granted patents
- 16
- Published applications
- 9
- Assignees
- 15
- Inventors
- 29
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 2 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System for screening ballast with two screens29 Jul 2025US 12,371,860 B2Matisa Materiel Industriel S.A.
- Method and system for monitoring the loading of a tamping unit22 Oct 2024US 12,123,151 B2Plasser & Theurer Export von Bahnbaumaschinen GmbH
- Machine for repairing a ballast bed with two screening machines, and method for repairing a ballast bed24 Mar 2020US 10,597,827 B2Matisa Materiel Industriel S.A.
- Method for track renewal20 Aug 2019US 10,385,517 B2Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- Method and apparatus for stabilizing a subgrade with additives added through the scarifier30 Apr 1996US 5,511,485 AFranz Plasser Bahnbaumaschinen-Industriegesellschaft m.b. H.
- Prefabricated wire mesh assembly for ballast and method of constructing gravel-ballasted track using the same10 Apr 2025US 2025/0116071 A1Korea Railroad Research Institute
- Metal abrasive module for machining rails26 Dec 2024US 2024/0426062 A1RailTechnology GmbH
- Method for cleaning a ballast bed of a track16 May 2024US 2024/0158993 A1Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- System for screening ballast with two screens29 Dec 2022US 2022/0412016 A1Matisa Materiel Industriel S.A.
- Method and system for monitoring the loading of a tamping unit26 Nov 2020US 2020/0370248 A1Plasser & Theurer Export von Bahnbaumaschinen GmbH
Most cited
By later US patents
- Track surfacing machine21US 4,257,331 AFranz Plasser Bahnbaumaschinen-Industriegesellschaft m. b. H. · 1981
- Mobile apparatus and method for cleaning ballast supporting a track13US 4,430,944 AFranz Plasser Bahnbaumaschinen-Industriegesellschaft m. b. H. · 1984
- Mobile installation for cleaning ballast and subsequently tamping a corrected track13US 4,770,104 AFranz Plasser Bahnbaumaschinen-Industriegesellschaft · 1988
- Mobile ballast cleaning apparatus8US 4,799,430 AFranz Plasser Bahnbaumaschinen-Industriegesellschaft m. b. H. · 1989
- Method of and arrangement for rehabilitating a ballast bed of a track8US 5,479,725 AFranz Plasser Bahnbaumaschinen-Industrieges. m.b.H. · 1996