E01F 13/04
Movable to allow or prevent passage
Official title: movable to allow or prevent passage {(E01F13/12, E01F15/12 take precedence; removing part of barrier for occasional passage E01F13/024; gates for allowing passage through fences E06B11/02)}
E01F13/04 (Movable to allow or prevent passage) appears on 519 US grants and 403 published applications in this corpus.
Search patents in E01F- Granted patents
- 519
- Published applications
- 403
- Assignees
- 255
- Inventors
- 844
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 10 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 14 | 0 |
| 1987 | 13 | 0 |
| 1988 | 7 | 0 |
| 1989 | 19 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 17 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 10 | 2 |
| 2002 | 10 | 10 |
| 2003 | 5 | 6 |
| 2004 | 6 | 12 |
| 2005 | 7 | 12 |
| 2006 | 14 | 14 |
| 2007 | 6 | 18 |
| 2008 | 8 | 13 |
| 2009 | 13 | 13 |
| 2010 | 13 | 10 |
| 2011 | 8 | 11 |
| 2012 | 10 | 12 |
| 2013 | 10 | 18 |
| 2014 | 13 | 16 |
| 2015 | 18 | 11 |
| 2016 | 15 | 20 |
| 2017 | 14 | 19 |
| 2018 | 12 | 14 |
| 2019 | 13 | 21 |
| 2020 | 11 | 16 |
| 2021 | 12 | 25 |
| 2022 | 20 | 30 |
| 2023 | 17 | 24 |
| 2024 | 28 | 27 |
| 2025 | 21 | 22 |
| 2026 | 10 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E01F 13/06By swinging into open position about a vertical or horizontal axis parallel219
- E01F 13/08By swinging into closed position about a transverse axis situated in the115
- E01F 13/044The barrier being formed by obstructing members situated on, flush with, or112
- E01F 13/048With obstructing members moving in a translatory motion78
- E01F 13/042For controlling access to an individual parking space9
Recent patents
- Breakaway chain29 Sep 2026US 12,747,774 B2Fasteners for Retail, Inc.
- Mobile barrier15 Sep 2026US 12,735,851 B1
- Modular road safety barrier and an emergency openable passage4 Aug 2026US 12,698,605 B2Sma Road Safety S.R.L.
- Fastener for expandable barrier28 Jul 2026US 12,692,891 B2Brady Groupe SAS
- Vehicle parking barrier access control system26 May 2026US 12,639,998 B2Events.com, Inc.
- Vehicle arresting system24 Sep 2026US 2026/0286629 A1Systemes Versilis Inc.
- Wedge Vehicle Barrier13 Aug 2026US 2026/0234879 A1Neusch Innovations, LP
- Systems and methods for traffic vehicle emergency management based on internet of things (iot) large models16 Jul 2026US 2026/0204155 A1Chengdu Qinchuan Iot Technology Co., Ltd.
- Determining Gate State and Remedial Measures Using Gate Sensor Attachment9 Jul 2026US 2026/0194416 A1Metropolis IP Holdings, LLC
- Heavy-duty barrier26 Mar 2026US 2026/0085546 A1Worxsafe AB
Most cited
By later US patents