B61L 29/14
Mechanically
Official title: mechanically
B61L29/14 (Mechanically) appears on 5 US grants and 4 published applications in this corpus.
Search patents in B61L- Granted patents
- 5
- Published applications
- 4
- Assignees
- 5
- Inventors
- 3
- Latest grant
- 27 Jun 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year.
Recent patents
- Multiple direction railroad gate release mechanism27 Jun 2017US 9,689,187 B2MTR Technologies, Inc.
- Multiple direction railroad gate release mechanism4 Feb 2014US 8,640,996 B2MTR, Inc.
- System and method for servicing a breakaway gate16 Jul 2013US 8,485,478 B2MTR, Inc.
- Multiple direction railroad gate release mechanism14 Aug 2012US 8,240,618 B1MTR Technologies, Inc.
- Lock bar for railroad gate warning mechanism6 Apr 2010US 7,690,702 B2Safetran Systems Corporation
- Multiple direction railroad gate release mechanism2 Oct 2014US 2014/0290004 A1MTR, Inc.
- Multiple direction railroad gate release mechanism7 Feb 2013US 2013/0031839 A1MTR, Inc.
- System and method for servicing a breakaway gate19 May 2011US 2011/0113690 A1MTR, Inc.
- Lock bar for railroad gate warning mechanism5 Apr 2007US 2007/0075193 A1Safetran Systems Corporation
Most cited
By later US patents
- Multiple direction railroad gate release mechanism8US 8,240,618 B1MTR Technologies, Inc. · 2012
- System and method for servicing a breakaway gate3US 8,485,478 B2MTR, Inc. · 2013
- Lock bar for railroad gate warning mechanism1US 7,690,702 B2Safetran Systems Corporation · 2010
- Multiple direction railroad gate release mechanism1US 8,640,996 B2MTR, Inc. · 2014