E01B 29/40
Means or arrangements for temporarily supporting laid tracks, or rails or sleepers
Official title: Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track (temporary fishplates E01B11/18)
E01B29/40 (Means or arrangements for temporarily supporting laid tracks, or rails or sleepers) appears on 5 US grants and 3 published applications in this corpus.
Search patents in E01B- Granted patents
- 5
- Published applications
- 3
- Assignees
- 2
- Inventors
- 10
- Latest grant
- 22 May 2012
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 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 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method, system and devices for railroad track reconditioning and repair22 May 2012US 8,181,578 B2Delta Railroad Construction, Inc.
- Screw device for high-adjusting a track span10 Mar 2009US 7,500,617 B2Rail.One GmbH
- Rail support adjusting and fastening device29 Sep 1992US 5,150,835 A
- Aligning rail ends for welding23 Jun 1987US 4,674,730 A
- Prefabricated rail base unit consisting of a plurality of projections and a single continuous slab15 Aug 1978US 4,106,694 A
Most cited
By later US patents
- Aligning rail ends for welding14US 4,674,730 A1987
- Rail support adjusting and fastening device4US 5,150,835 A1992
- Screw device for high-adjusting a track span4US 7,500,617 B2Rail.One GmbH · 2009
- Prefabricated rail base unit consisting of a plurality of projections and a single continuous slab3US 4,106,694 A1978