B60P 1/436
The ramp being used for more than one height of loading floor
Official title: {the ramp being used for more than one height of loading floor}
B60P1/436 (The ramp being used for more than one height of loading floor) appears on 15 US grants and 12 published applications in this corpus.
Search patents in B60P- Granted patents
- 15
- Published applications
- 12
- Assignees
- 14
- Inventors
- 31
- Latest grant
- 23 Apr 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 3 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Foldable ramp for wheelchair access to a passenger car rear door23 Apr 2024US 11,963,913 B2Api Cz S.R.O.
- Tonneau cover with ramp system16 Apr 2024US 11,958,346 B2Toyota Motor Engineering & Manufacturing North America, Inc.
- Vehicle step device6 Feb 2024US 11,890,981 B2Aisin Corporation
- Ramp door operating mechanism13 Oct 2020US 10,800,311 B2Lippert Components, Inc.
- Electrically-driven vehicle3 Dec 2019US 10,493,893 B2Toyota Jidosha Kabushiki Kaisha
- Tonneau Cover With Ramp System31 Aug 2023US 2023/0271489 A1Toyota Motor Engineering & Manufacturing North America, Inc.
- Vehicle step device21 Oct 2021US 2021/0323458 A1Aisin Seiki Kabushiki Kaisha
- Foldable ramp for wheelchair access to a passenger car rear door20 May 2021US 2021/0145664 A1Api Cz S.R.O.
- Ramp door operating mechanism15 Aug 2019US 2019/0248268 A1Lippert Components, Inc.
- Electrically-driven vehicle27 Jun 2019US 2019/0193620 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Systems and methods for transporting young fowl from a hatchery to a growout house60US 6,655,897 B12003
- Trailer apparatus49US 4,455,119 ADallas Smith Engineering Corp. · 1984
- Retractable step having a lifting and ramp function48US 10,106,069 B2Gebr. Bode GmbH & Co. KG · 2018
- Ramp assembly with tilt sensor19US 9,271,883 B2Lift-U, Division of Hogan Mfg., Inc. · 2016
- Semi-trailer loading ramp for transporting ATVs15US 6,524,055 B1Overbye Transport, Inc. · 2003