B60T 15/12
Combined with relay valves or the like
Official title: combined with relay valves or the like
B60T15/12 (Combined with relay valves or the like) appears on 10 US grants and 2 published applications in this corpus.
Search patents in B60T- Granted patents
- 10
- Published applications
- 2
- Assignees
- 8
- Inventors
- 18
- Latest grant
- 24 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 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 | 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 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Valve arrangement24 Sep 2024US 12,097,830 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Spring brake actuator with an integrated valve unit29 Nov 2022US 11,511,724 B2WABCO India Limited
- Vehicle brake system and valve24 Feb 1987US 4,645,270 ARepco Limited
- Fluid pressure braking system16 Dec 1986US 4,629,256 AAllied Corporation
- Brake pipe charging cut-off arrangement12 Nov 1985US 4,552,412 AAmerican Standard Inc.
Most cited
By later US patents
- Fluid pressure braking system12US 4,629,256 AAllied Corporation · 1986
- Fluid pressure brake control systems for freight locomotives7US 4,509,801 AGeneral Signal Corporation · 1985
- Brake pipe charging cut-off arrangement6US 4,552,412 AAmerican Standard Inc. · 1985
- Valve for controlling pressure medium actuated brakes for railway and other vehicles3US 3,948,571 AKnorr-Bremse GmbH · 1976
- Apparatus for varying the time between initiation and subsequent release of an emergency brake application3US 3,985,401 AWestinghouse Air Brake Company · 1976