E01B 2/00
General structure of permanent way
Official title: General structure of permanent way (railway networks B61B1/00; foundations for pavings E01C3/00; foundations in general E02D)
E01B2/00 (General structure of permanent way) appears on 100 US grants and 110 published applications in this corpus.
Search patents in E01B- Granted patents
- 100
- Published applications
- 110
- Assignees
- 83
- Inventors
- 258
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 0 | 0 |
| 2003 | 3 | 2 |
| 2004 | 3 | 1 |
| 2005 | 0 | 5 |
| 2006 | 3 | 4 |
| 2007 | 2 | 3 |
| 2008 | 1 | 3 |
| 2009 | 0 | 2 |
| 2010 | 1 | 6 |
| 2011 | 2 | 3 |
| 2012 | 4 | 6 |
| 2013 | 4 | 1 |
| 2014 | 1 | 2 |
| 2015 | 2 | 3 |
| 2016 | 5 | 10 |
| 2017 | 3 | 4 |
| 2018 | 4 | 6 |
| 2019 | 8 | 9 |
| 2020 | 3 | 5 |
| 2021 | 4 | 7 |
| 2022 | 5 | 10 |
| 2023 | 2 | 5 |
| 2024 | 4 | 6 |
| 2025 | 5 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Bridge for a rail vehicle and method for assembling a bridge beam on such a bridge8 Sep 2026US 12,729,487 B2Vossloh Fastening Systems GmbH
- Rail fastening system and associated rail track19 May 2026US 12,630,982 B2Destec Pty Ltd
- Track beam and track beam assembly14 Apr 2026US 12,601,119 B2BYD Company Limited
- Shear resistant drain system for improving weak foundation soils25 Nov 2025US 12,480,260 B2TBT Engineering Limited
- System and method for subgrade stabilization of railroad bed21 Oct 2025US 12,448,738 B2Soil-Nail Holdings, LLC
- Rail fastening system and associated rail track3 Sep 2026US 2026/0258609 A1Destec Pty Ltd
- System and method for waterproofing railway structures21 May 2026US 2026/0139443 A1Freedom Chemical Corporation
- System And Method For Subgrade Stabilization Of Railroad Bed22 Jan 2026US 2026/0022522 A1R&B Leasing, LLC
- Rail based mobility systems and methods of installation and use1 May 2025US 2025/0137205 A1
- Prefabricated wire mesh assembly for ballast and method of constructing gravel-ballasted track using the same10 Apr 2025US 2025/0116071 A1Korea Railroad Research Institute
Most cited
By later US patents
- Ground-borne noise and vibration damping137US 5,173,012 AClouth Gummiwerke Aktiengesellschaft · 1992
- Retaining wall system using soil arching34US 4,668,129 AStresswall International, Inc. · 1987
- Noise and vibration mitigating mat32US 8,240,430 B22012
- Employing quicklime in stabilizing surface layers of the earth30US 4,329,090 A1982
- Containment reservoir and method27US 4,296,884 ATrue Temper Corporation · 1981