E01B 2204/09
Ballastless systems
E01B2204/09 (Ballastless systems) appears on 17 US grants and 19 published applications in this corpus.
Search patents in E01B- Granted patents
- 17
- Published applications
- 19
- Assignees
- 21
- Inventors
- 59
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 4 |
| 2004 | 2 | 2 |
| 2005 | 2 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 1 | 1 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Turnout arrangement with elastically supported turnout bases18 Mar 2025US 12,252,847 B2PORR Bau GmbH
- Rail fastening system27 Feb 2024US 11,913,177 B2Shiwihag AG
- Versatile light rail bed paver26 Sep 2023US 11,767,643 B2Allen Engineering Corporation
- Method of design and manufacturing concrete structures based on the verification of concrete fatigue strength by test3 Sep 2019US 10,401,270 B2Pacadar S.A.
- Pre-assembled plate consisting of armoured concrete7 Jul 2009US 7,556,208 B1Max Bogl Bauunternehmung GmbH & Co. KG
- Track17 Jul 2025US 2025/0230611 A1Tdi Greenway Technologies Ltd.
- Device for transferring an infrastructure component pre-positioned on a ground, particularly a track support slab, into a target arrangement, combination, system, and method17 Jul 2025US 2025/0230613 A1Plasser & Theurer Export Von Bahnbaumaschinen Gesellschaft M. B. H.
- Block boot for railway track systems23 Feb 2023US 2023/0056693 A1Sonneville AG
- Turnout arrangement with elastically supported turnout bases28 Oct 2021US 2021/0332532 A1PORR Bau GmbH
- Versatile Light Rail Bed Paver10 Jun 2021US 2021/0172124 A1Allen Engineering Corporation
Most cited
By later US patents
- Device for monitoring the condition of the superstructure especially of fixed railroad tracks32US 7,023,539 B2Pfleiderer Infrastrukturtechnik GmbH & Co. KG · 2006
- Method and apparatus for constructing a permanent railroad track7US 5,653,388 APfleiderer Verkehrstechnik GmbH & Co. KG · 1997
- Pre-assembled plate consisting of armoured concrete7US 7,556,208 B1Max Bogl Bauunternehmung GmbH & Co. KG · 2009
- Components for ballast-less railroad lines laid on pre-fabricated reinforced concrete slabs6US 4,703,890 AI.P.A. S.p.A. Industria Prefabbricati · 1987
- Railway roadbeds with rail slabs, and method for preparing6US 5,163,614 ABeton- es Vasbetonipari Muvek · 1992