E02F 9/0833
Improving access
Official title: {Improving access, e.g. for maintenance, steps for improving driver's access, handrails}
E02F9/0833 (Improving access) appears on 251 US grants and 290 published applications in this corpus.
Search patents in E02F- Granted patents
- 251
- Published applications
- 290
- Assignees
- 90
- Inventors
- 615
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 3 |
| 2006 | 0 | 2 |
| 2007 | 4 | 2 |
| 2008 | 4 | 8 |
| 2009 | 2 | 11 |
| 2010 | 5 | 7 |
| 2011 | 9 | 2 |
| 2012 | 2 | 8 |
| 2013 | 7 | 16 |
| 2014 | 23 | 35 |
| 2015 | 24 | 29 |
| 2016 | 24 | 27 |
| 2017 | 10 | 16 |
| 2018 | 22 | 23 |
| 2019 | 17 | 11 |
| 2020 | 16 | 7 |
| 2021 | 9 | 13 |
| 2022 | 9 | 11 |
| 2023 | 5 | 13 |
| 2024 | 11 | 22 |
| 2025 | 11 | 9 |
| 2026 | 6 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Self-storing step structure for vehicular mounting62US 4,021,071 A1977
- Access platform system for earth-moving machinery46US 6,068,277 AAccess Innovations Pty, Ltd. · 2000
- Hydraulically operated operator's step for large machinery44US 3,986,724 A1976
- Ladder apparatus and method for large mobile equipment39US 5,064,022 AMarrowbone Development Company · 1991
- Self locking compartment for tractor37US 4,074,786 ASteiger Tractor Inc. · 1978