B62D 63/061
Foldable, extensible or yielding trailers
Official title: {Foldable, extensible or yielding trailers (foldable caravans B60P3/34; adjustable chassis frames B62D21/14)}
B62D63/061 (Foldable, extensible or yielding trailers) appears on 401 US grants and 391 published applications in this corpus.
Search patents in B62D- Granted patents
- 401
- Published applications
- 391
- Assignees
- 157
- Inventors
- 614
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 8 | 7 |
| 2003 | 10 | 10 |
| 2004 | 10 | 10 |
| 2005 | 8 | 12 |
| 2006 | 8 | 14 |
| 2007 | 5 | 31 |
| 2008 | 11 | 14 |
| 2009 | 8 | 14 |
| 2010 | 13 | 11 |
| 2011 | 5 | 18 |
| 2012 | 15 | 12 |
| 2013 | 11 | 10 |
| 2014 | 16 | 10 |
| 2015 | 10 | 15 |
| 2016 | 13 | 20 |
| 2017 | 19 | 18 |
| 2018 | 20 | 18 |
| 2019 | 18 | 16 |
| 2020 | 12 | 19 |
| 2021 | 17 | 20 |
| 2022 | 15 | 19 |
| 2023 | 13 | 20 |
| 2024 | 24 | 20 |
| 2025 | 17 | 20 |
| 2026 | 14 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Trailer-based mobile observatory enclosure6 Oct 2026US 12,752,612 B2Arizona Board of Regents on Behalf of the University of Arizona
- Foldable tow dolly29 Sep 2026US 12,746,992 B2
- Transportable folding storage apparatus for removable vehicular doors and hardtop roofs1 Sep 2026US 12,722,727 B2
- Trailer with extendable deck28 Jul 2026US 12,691,961 B2
- System to field install solar racking components and torque beams and methods of use21 Jul 2026US 12,686,453 B2
- Foldable trailer with a locking system17 Sep 2026US 2026/0274356 A1
- Tilting trailer27 Aug 2026US 2026/0249770 A1
- Mobile security trailer and frame16 Jul 2026US 2026/0200544 A1RV Mobile Power, LLC
- Trailer for manure pump18 Jun 2026US 2026/0167289 A1Bazooka-Farmstar, LLC
- Collapsible entrance door11 Jun 2026US 2026/0158883 A1Lightship Energy, Inc.
Most cited
By later US patents
- Adjustable width trailer91US 8,662,525 B1Dakota Manufacturing Co., Inc. · 2014
- Expandable enclosure90US 5,248,180 AThe United States of America as represented by the Secretary of the Army · 1993
- Cable-driven extension mechanism for trailer slide-out87US 5,332,276 ARBW Industries, Inc. · 1994
- Sulky apparatus attachable to a self-propelled power mower78US 5,004,251 ALawn-Wright, Inc. · 1991
- Multifunctional mobile storage and delivery system76US 7,360,784 B2Ultimate Survival Technologies, LLC · 2008