E01F 15/141
For column or post protection
Official title: {for column or post protection}
E01F15/141 (For column or post protection) appears on 78 US grants and 78 published applications in this corpus.
Search patents in E01F- Granted patents
- 78
- Published applications
- 78
- Assignees
- 60
- Inventors
- 151
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 7 | 3 |
| 2002 | 4 | 3 |
| 2003 | 2 | 3 |
| 2004 | 1 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 1 |
| 2007 | 0 | 7 |
| 2008 | 0 | 5 |
| 2009 | 4 | 2 |
| 2010 | 1 | 0 |
| 2011 | 2 | 2 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 6 |
| 2015 | 4 | 6 |
| 2016 | 3 | 5 |
| 2017 | 3 | 4 |
| 2018 | 5 | 5 |
| 2019 | 5 | 3 |
| 2020 | 4 | 1 |
| 2021 | 2 | 3 |
| 2022 | 2 | 2 |
| 2023 | 0 | 2 |
| 2024 | 2 | 3 |
| 2025 | 1 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Barrier including strap with strap retention mechanism25 Aug 2026US 12,716,182 B2McCue Corporation
- Guard rail system31 Mar 2026US 12,590,427 B2McCue Corporation
- Recycled rubber barrier11 Feb 2025US 12,221,754 B2Pretred, Inc.
- Goalpost mounting assembly17 Sep 2024US 12,091,912 B2McCue Corporation
- Guardrail terminal barrier27 Feb 2024US 11,913,182 B2Ohio University
- Guard Rail System9 Jul 2026US 2026/0193856 A1McCue Corporation
- Modular crash barrier system6 Nov 2025US 2025/0341067 A1Axelent AB
- High energy impact absorbing post25 Sep 2025US 2025/0297437 A1Boplan BV
- Recycled rubber barrier13 Mar 2025US 2025/0084598 A1
- Barrier Including Strap With Strap Retention Mechanism11 Jul 2024US 2024/0229387 A9McCue Corporation
Most cited
By later US patents
- Post protector67US 5,369,925 AHardy Manufacturing, Inc. · 1994
- Expanded cell crash cushion49US 4,666,130 AEnergy Absorption Systems, Inc. · 1987
- Impact-absorbing barriers for highways38US 5,480,255 A1996
- Pole protector32US 6,176,062 B1Osmose Wood Preserving, Inc. · 2001
- Resilient pole-guard28US 5,006,386 ACustom Pack, Inc. · 1991