B61D 9/04
Adaptations of rail vehicle elements to tipping wagons
B61D9/04 (Adaptations of rail vehicle elements to tipping wagons) appears on 24 US grants and 11 published applications in this corpus.
Search patents in B61D- Granted patents
- 24
- Published applications
- 11
- Assignees
- 17
- Inventors
- 46
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 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 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Large plate tilt railroad car23 Jun 2026US 12,662,172 B2Gunderson LLC
- Large plate tilt railroad car30 Dec 2025US 12,509,129 B2Gunderson LLC
- Support frames and rail cars for conveying bulk materials on a rail transport system23 Feb 2021US 10,926,781 B2Rail-Veyor Technologies Global Inc.
- Drive station arrangements10 Mar 2020US 10,583,846 B2Rail-Veyor Technologies Global Inc.
- Method and installation for producing a pack26 Nov 2019US 10,486,842 B2DS Smith Packaging Deutschland Stiftung & Co. KG
- Tie-arrangement system and method of delivering ties19 Sep 2024US 2024/0309590 A1Transportation IP Holdings, LLC
- Large plate tilt railroad car26 Oct 2023US 2023/0339522 A1Gunderson LLC
- Large plate tilt railroad car17 Aug 2023US 2023/0257005 A1Gunderson LLC
- Control system for an improved rail transport system for conveying bulk materials5 Jul 2018US 2018/0186384 A1Rail-Veyor Technologies Global Inc.
- Drive station arrangements5 Jul 2018US 2018/0186385 A1Rail-Veyor Technologies Global Inc.
Most cited
By later US patents
- Reversible latching hinge66US 4,613,174 ASyntechnics, Inc. · 1986
- Drop center gondola car53US 4,331,083 AFMC Corporation · 1982
- Dual bottom trough gondola railway car42US 4,254,714 AThrall Car Manufacturing Company · 1981
- Light weight gondola type railway car29US 4,633,787 APullman Standard Inc. · 1987
- Articulated gondola railcar28US 4,637,320 A1987