E01F 9/673
For holding sign posts or the like
Official title: for holding sign posts or the like
E01F9/673 (For holding sign posts or the like) appears on 290 US grants and 188 published applications in this corpus.
Search patents in E01F- Granted patents
- 290
- Published applications
- 188
- Assignees
- 115
- Inventors
- 385
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 7 | 0 |
| 1990 | 8 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 16 | 0 |
| 2001 | 8 | 2 |
| 2002 | 13 | 6 |
| 2003 | 4 | 4 |
| 2004 | 2 | 11 |
| 2005 | 6 | 6 |
| 2006 | 6 | 9 |
| 2007 | 6 | 3 |
| 2008 | 3 | 3 |
| 2009 | 3 | 5 |
| 2010 | 6 | 8 |
| 2011 | 3 | 4 |
| 2012 | 6 | 4 |
| 2013 | 4 | 7 |
| 2014 | 6 | 8 |
| 2015 | 5 | 7 |
| 2016 | 5 | 9 |
| 2017 | 7 | 7 |
| 2018 | 9 | 5 |
| 2019 | 4 | 10 |
| 2020 | 7 | 15 |
| 2021 | 8 | 15 |
| 2022 | 13 | 6 |
| 2023 | 9 | 9 |
| 2024 | 7 | 10 |
| 2025 | 8 | 9 |
| 2026 | 3 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Safe zone post assembly8 Sep 2026US 12,729,495 B2
- Safety barricade system for use with metal grate flooring28 Apr 2026US 12,612,749 B1
- Post socket27 Jan 2026US 12,534,932 B2Simbars (UK) Ltd
- Mount for a charging station23 Sep 2025US 12,420,654 B2Pre-Con Products
- Shallow foundation bollard structures9 Sep 2025US 12,410,568 B2Delta Scientific Corporation
Most cited
By later US patents
- Roof mount124US 6,526,701 B2Vermont Slate & Copper Services, Inc. · 2003
- Construction components, assemblies thereof, and methods of making and using same123US 4,194,338 A1980
- Breakaway sign post coupling95US 4,926,592 AUnistrut International Corp. · 1990
- Post installation79US 5,492,429 APoletech Systems Limited · 1996
- Collapsible highway barrier76US 4,784,515 AEnergy Absorption Systems, Inc. · 1988