A45C 2005/147
For climbing stairs
Official title: {for climbing stairs}
A45C2005/147 (For climbing stairs) appears on 29 US grants and 39 published applications in this corpus.
Search patents in A45C- Granted patents
- 29
- Published applications
- 39
- Assignees
- 9
- Inventors
- 56
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 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 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 0 | 2 |
| 2005 | 2 | 1 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 1 | 0 |
| 2012 | 1 | 0 |
| 2013 | 2 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 3 |
| 2016 | 3 | 6 |
| 2017 | 1 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 5 |
| 2020 | 2 | 1 |
| 2021 | 0 | 3 |
| 2022 | 2 | 3 |
| 2023 | 3 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transporter and stairs climber for heavy loads31 Mar 2026US 12,588,741 B2
- Luggage3 Sep 2024US 12,075,896 B2Jensong GmbH
- Hard-shell backpack with wheels29 Aug 2023US 11,737,533 B1
- Integrated self-opening and self-closing stairs-climbing trolley case18 Jul 2023US 11,700,924 B2
- Suitcase with wagon-style cart capability30 May 2023US 11,659,906 B2
- Positionable wheels for moving objects over stairs12 Jun 2025US 2025/0185773 A1
- Handle for a hand-driven load mover6 Jun 2024US 2024/0182098 A1
- Transporter and stairs climber for heavy loads1 Dec 2022US 2022/0378160 A1
- Suitcase with wagon-style cart capability6 Oct 2022US 2022/0312915 A1
- Integrated self-opening and self-closing stairs-climbing trolley case29 Sep 2022US 2022/0304434 A1
Most cited
By later US patents