E01B 7/06
Constructions with flexible tongues or flexible fishplates
E01B7/06 (Constructions with flexible tongues or flexible fishplates) appears on 8 US grants and 5 published applications in this corpus.
Search patents in E01B- Granted patents
- 8
- Published applications
- 5
- Assignees
- 6
- Inventors
- 17
- Latest grant
- 21 Dec 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 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 | 1 |
| 2019 | 1 | 2 |
| 2020 | 0 | 0 |
| 2021 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Track switch21 Dec 2021US 11,203,366 B2
- Swing turnout for railroad tracks and method for providing a turnout26 Oct 2021US 11,155,967 B2Pandrol Limited
- Rail system for singling out and rerouting rail vehicles6 Apr 2021US 10,967,889 B2SchäFer Zechlin Gbr
- Railway points, railway points operating apparatus and railway track crossing16 Apr 2019US 10,260,202 B2Loughborough University
- Switch for a grooved guide track4 May 1993US 5,207,401 ACogifer-Compagnie Generale d'Installations Ferroviaires
- Track switch26 Sep 2019US 2019/0291755 A1
- Swing turnout for railroad tracks and method for providing a turnout2 May 2019US 2019/0127921 A1Pandrol Limited
- Rail system for singling out and rerouting rail vehicles23 Aug 2018US 2018/0237038 A1SchäFer Zechlin Gbr
- Railway Points, Railway Points Operating Apparatus and Railway Track Crossing3 Nov 2016US 2016/0319491 A1Loughborough University
- Superstructure switching device17 Jun 2004US 2004/0113023 A1
Most cited
By later US patents
- Dual switch system for common use by track guided rail vehicles and magnetic vehicles11US 4,870,906 AThyssen Industrie AG · 1989
- Switch for a grooved guide track2US 5,207,401 ACogifer-Compagnie Generale d'Installations Ferroviaires · 1993
- Railway points, railway points operating apparatus and railway track crossing1US 10,260,202 B2Loughborough University · 2019
- Reversing device for swivelable rails or movable frogs within the crossing area of a railway switch1US 4,917,339 AVoest-Alpine Maschinenbau Gesellschaft m.b.H. · 1990
- Reversing device for movable parts within the deflection area of a railway switch1US 4,927,102 AVoest-Alpine Maschinenbau Gesellschaft m.b.H. · 1990