B60D 2001/548
Three pivot axes
Official title: {Three pivot axes}
B60D2001/548 (Three pivot axes) appears on 24 US grants and 10 published applications in this corpus.
Search patents in B60D- Granted patents
- 24
- Published applications
- 10
- Assignees
- 9
- Inventors
- 24
- Latest grant
- 1 Nov 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 4 | 1 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Trolley for use as a bicycle trailer or as a hand cart1 Nov 2022US 11,485,181 B2Chal-Tec GmbH
- Pivotal tow bar assembly17 Mar 2020US 10,589,582 B2
- Universally pivotal tow bar assembly14 May 2013US 8,439,388 B1NSA RV Products Inc.
- Hitch-and-coupler assembly21 Feb 2012US 8,118,323 B2
- Swivel type hitch for all-terrain vehicles and the like10 May 2011US 7,938,431 B1
- Trolley for use as a bicycle trailer or as a hand cart24 Jun 2021US 2021/0188025 A1Chal-Tec GmbH
- Pivotal tow bar assembly25 Jul 2019US 2019/0225036 A1NSA RV Products Inc.
- Trailer hitch12 Jan 2012US 2012/0007337 A1
- Hitch-and-coupler assembly9 Sep 2010US 2010/0225092 A1
- Dump trailer coupling apparatus10 Dec 2009US 2009/0302573 A1
Most cited
By later US patents
- Articulated vehicle82US 5,632,350 A1997
- Three-axis trailer hitch having improved rotatable coupling between vehicle and trailer77US 4,711,461 APositive Connections, Inc. · 1987
- Self-aligning towing apparatus46US 5,765,851 ADethmers Manufacturing Company · 1998
- Universal trailer hitch45US 4,548,423 A1985
- Coupling arrangement44US 5,186,483 ALynline Pty Limited · 1993