B60T 15/181
Trailer control valves
Official title: {Trailer control valves (B60T15/20 and B60T15/243 take precedence)}
B60T15/181 (Trailer control valves) appears on 13 US grants and 18 published applications in this corpus.
Search patents in B60T- Granted patents
- 13
- Published applications
- 18
- Assignees
- 12
- Inventors
- 52
- Latest grant
- 9 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 0 |
| 2022 | 0 | 1 |
| 2023 | 2 | 3 |
| 2024 | 1 | 0 |
| 2025 | 2 | 1 |
| 2026 | 0 | 2 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Trailer brake control module9 Sep 2025US 12,409,826 B2Zf Cv Systems Europe BV
- Electropneumatic valve assembly, electropneumatic brake system, commercial vehicle12 Aug 2025US 12,384,346 B2ZF CV Systems Global GmbH
- Electropneumatic control module8 Oct 2024US 12,109,985 B2Zf Cv Systems Europe BV
- Electropneumatic hand brake (EPH) having integrated TCV (European and Scandinavian control)4 Jul 2023US 11,691,607 B2Zf Cv Systems Europe BV
- Braking system30 May 2023US 11,661,040 B2Haldex Brake Products AB
- Trailer Vehicle and Trailer Control System8 Oct 2026US 2026/0307631 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Control valve assembly for a hydraulic braking system of a vehicle connected to a trailer27 Aug 2026US 2026/0249825 A1Raicam Driveline S.R.L.
- Tractor protection valve and trailer control module for a vehicle, and associated method of manufacturing14 Aug 2025US 2025/0256691 A1Zf Cv Systems Europe BV
- Trailer brake control module14 Dec 2023US 2023/0398973 A1Zf Cv Systems Europe BV
- Bi-Stable Valve24 Aug 2023US 2023/0265936 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
Most cited
By later US patents
- Valve system for the pre-engagement unit of a braking pressure modulator16US 6,453,936 B1WABCO GmbH & Co. OHG · 2002
- Parking brake device7US 9,157,543 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH · 2015
- Brake module for a hydraulically braked tractor vehicle which can be coupled to a pneumatically braked trailer vehicle3US 10,933,854 B2AGCO International GmbH · 2021
- Electropneumatic control module3US 12,109,985 B2Zf Cv Systems Europe BV · 2024
- Brake valve arrangement3US 7,703,861 B2Sauer-Danfoss ApS · 2010