E01F 7/045
Devices specially adapted for protecting against falling rocks
Official title: {Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps (crash-barriers with nets E01F15/06; safety arrangements for blasting F42D5/00)}
E01F7/045 (Devices specially adapted for protecting against falling rocks) appears on 77 US grants and 88 published applications in this corpus.
Search patents in E01F- Granted patents
- 77
- Published applications
- 88
- Assignees
- 53
- Inventors
- 170
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 4 |
| 2006 | 2 | 4 |
| 2007 | 2 | 4 |
| 2008 | 4 | 3 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 4 |
| 2012 | 3 | 2 |
| 2013 | 0 | 3 |
| 2014 | 4 | 4 |
| 2015 | 2 | 2 |
| 2016 | 4 | 4 |
| 2017 | 1 | 2 |
| 2018 | 2 | 6 |
| 2019 | 2 | 7 |
| 2020 | 5 | 9 |
| 2021 | 6 | 5 |
| 2022 | 5 | 9 |
| 2023 | 1 | 5 |
| 2024 | 9 | 2 |
| 2025 | 5 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sensor-fitted metal net15 Sep 2026US 12,734,575 B2Officine Maccaferri S.P.A.
- Flexible glass protective net with landscape function for falling objects and design method thereof3 Feb 2026US 12,540,478 B2China Construction Fifth Engineering Bureau Southwest Construction & investment Co., Ltd.
- Protective structure and method for dissipating tensile load applied to a support cable in a support cable arrangement of the protective structure21 Oct 2025US 12,448,743 B2Trumer Schutzbauten GesmbH
- Energy-absorption device, support, cable brake, safety net construction and method5 Aug 2025US 12,379,013 B2Geobrugg AG
- Rockfall barrier13 May 2025US 12,297,612 B2Trumer Schutzbauten GesmbH
- High-impact structural barrier22 May 2025US 2025/0163659 A1Kan-Arm Contracting Ltd.
- Common-use rockfall protection and avalanche prevention fence13 Mar 2025US 2025/0084597 A1
- Barrier structure for bearing high-energy impact and construction method thereof23 May 2024US 2024/0167235 A1China Academy of Railway Sciences Group Co. , Ltd.
- Protective structure and method for dissipating tensile load applied to a support cable in a support cable arrangement of the protective structure25 Jan 2024US 2024/0026618 A1Trumer Schutzbauten GesmbH
- Steel wire netting with double coating23 Nov 2023US 2023/0372994 A1NV Bekaert SA
Most cited
By later US patents
- Flex post fence35US 5,299,781 AState Department of Highways, State of Colorado · 1994
- Protective barrier against falls of stones30US 4,730,810 AMecanroc · 1988
- Civil engineering structure, individual construction element and method for reinforcing such a structure24US 7,425,107 B2France Gabion · 2008
- Safety net system23US 5,395,105 A1995
- Energy absorbing high impact cable device22US 6,131,873 A2000