E04F 2011/1821
Between balustrade posts and handrails
Official title: {between balustrade posts and handrails}
E04F2011/1821 (Between balustrade posts and handrails) appears on 149 US grants and 199 published applications in this corpus.
Search patents in E04F- Granted patents
- 149
- Published applications
- 199
- Assignees
- 93
- Inventors
- 241
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 7 | 0 |
| 2002 | 5 | 1 |
| 2003 | 1 | 13 |
| 2004 | 7 | 10 |
| 2005 | 5 | 7 |
| 2006 | 6 | 13 |
| 2007 | 1 | 6 |
| 2008 | 3 | 10 |
| 2009 | 5 | 9 |
| 2010 | 4 | 2 |
| 2011 | 6 | 5 |
| 2012 | 3 | 1 |
| 2013 | 1 | 5 |
| 2014 | 5 | 8 |
| 2015 | 4 | 4 |
| 2016 | 3 | 8 |
| 2017 | 1 | 5 |
| 2018 | 6 | 11 |
| 2019 | 6 | 11 |
| 2020 | 3 | 11 |
| 2021 | 8 | 3 |
| 2022 | 9 | 16 |
| 2023 | 7 | 6 |
| 2024 | 9 | 11 |
| 2025 | 13 | 6 |
| 2026 | 6 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Railing connector system and method of installing railing4 Aug 2026US 12,698,634 B2PrimeSource Building Products, Inc.
- Single mount tensioner and wire attachment system21 Jul 2026US 12,687,025 B2Suncor Stainless, Inc.
- Post and railing mount2 Jun 2026US 12,644,288 B2
- Horizontal cable railing and method of installation2 Jun 2026US 12,644,289 B2Key-Link Fencing & Railing, Inc.
- Length adjustable railing panel with removable upright end rails7 Apr 2026US 12,595,661 B2PrimeSource Building Products, Inc.
- Single mount tensioner and wire attachment system1 Oct 2026US 2026/0297956 A1Suncor Stainless, Inc.
- Connector assemblies and methods of use and installation24 Sep 2026US 2026/0286711 A1UFP Industries, Inc.
- Railing system and method of installation thereof13 Aug 2026US 2026/0234939 A1Trex Company, Inc.
- Length adjustable railing panel with removable upright end rails16 Jul 2026US 2026/0201703 A1PrimeSource Building Products, Inc.
- Hand rail system and associated components and methods18 Jun 2026US 2026/0168252 A1
Most cited
By later US patents
- Brackets for retaining post and board ends115US 6,336,620 B12002
- Railing assembly and method86US 4,014,520 A1977
- Protective railing device59US 3,955,799 ACegedur GP · 1976
- Onsite temporary fall protection system56US 6,279,880 B1Onsite Safety Systems · 2001
- Guard rail system52US 6,702,259 B2Compos-A-Tron Research & Development Inc. · 2004