B61D 5/04
Tank wagons for carrying fluent materials: with means for cooling, heating, or
Official title: {with means for cooling, heating, or insulating}
B61D5/04 (Tank wagons for carrying fluent materials: with means for cooling, heating, or) appears on 22 US grants and 21 published applications in this corpus.
Search patents in B61D- Granted patents
- 22
- Published applications
- 21
- Assignees
- 12
- Inventors
- 32
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 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 | 2 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 3 |
| 2018 | 2 | 4 |
| 2019 | 0 | 1 |
| 2020 | 4 | 0 |
| 2021 | 0 | 3 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Internal nozzle for a tank car18 Feb 2025US 12,228,248 B2Trinity Tank Car, Inc.
- Welded nozzle for a tank car26 Nov 2024US 12,151,718 B2Trinity Tank Car, Inc.
- Manway relief for a tank car10 Sep 2024US 12,084,095 B2Trinity Tank Car, Inc.
- Fluid transport using inductive heating28 Apr 2020US 10,638,555 B2Hydra Heating Industries, LLC
- Actuating inductor placement assembly11 Feb 2020US 10,556,601 B2Hydra Heating Industries, LLC
- Welded nozzle for a tank car27 Feb 2025US 2025/0065928 A1Trinity Tank Car, Inc.
- Manway Relief for a Tank Car12 Dec 2024US 2024/0409132 A1Trinity Tank Car, Inc.
- Railcar Heating Assembly2 Feb 2023US 2023/0035053 A1Trinity Rail Group, LLC
- Storage and transport system and method for solid sodium hypochlorite pentahydrate17 Feb 2022US 2022/0048542 A1Olin Corporation
- Manway relief for a tank car22 Jul 2021US 2021/0221409 A1Trinity Tank Car, Inc.
Most cited
By later US patents
- Protective coatings and method for protecting tank car containers25US 4,673,102 A1987
- Cryogenic pressure building system15US 4,598,554 ARichmond Lox Equipment Company · 1986
- Method of forming a composite foam insulated jacket for a railroad tank car14US 4,474,632 A1984
- Molten sulfur tank car assembly13US 4,515,189 AGeneral American Transportation Corporation · 1985
- Heating of tank car walls for ejecting frozen or congealed cargo11US 5,468,117 A1995