E01B 2201/02
Fastening or restraining methods: by wedging action
Official title: by wedging action
E01B2201/02 (Fastening or restraining methods: by wedging action) appears on 8 US grants and 9 published applications in this corpus.
Search patents in E01B- Granted patents
- 8
- Published applications
- 9
- Assignees
- 8
- Inventors
- 15
- Latest grant
- 12 Jul 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 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 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 3 |
| 2019 | 2 | 3 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
By publication year.
Recent patents
- Method for laying a rail of a railway track12 Jul 2022US 11,384,486 B2Matisa Materiel Industriel S.A.
- Railway fastener for use with crossties1 Feb 2022US 11,236,474 B2Pandrol Limited
- Concrete crosstie19 Jan 2021US 10,895,042 B2
- Tie plate for railroad tracks with spike protectors24 Sep 2019US 10,422,085 B2Pandrol Limited
- Boltless rail brace3 Sep 2019US 10,400,397 B2voestalpine Nortrak Inc.
- Concrete crosstie6 May 2021US 2021/0131040 A1
- Method for laying a rail of a railway track21 May 2020US 2020/0157746 A1Matisa Materiel Industriel S.A.
- Concrete crosstie10 Oct 2019US 2019/0309483 A1Gutanna Innovative Concrete and Technologies, LLC
- Rail mounting device and method for fixing rails to reinforced concrete railway sleeper19 Sep 2019US 2019/0284766 A1HR System Hungary Zrt.
- Railway fastener for use with crossties13 Jun 2019US 2019/0177931 A1Pandrol Limited
Most cited
By later US patents
- Boltless adjustable rail brace assembly with external vertical restraint5US 6,517,008 B1Cleveland Track Material, Inc. · 2003
- Boltless adjustable rail brace assembly with internal vertical restraint4US 6,568,601 B2Cleveland Track Material, Inc. · 2003
- Railway fastener for use with crossties1US 11,236,474 B2Pandrol Limited · 2022