E04F 11/1844
Grille-type elements
Official title: {Grille-type elements}
E04F11/1844 (Grille-type elements) appears on 22 US grants and 25 published applications in this corpus.
Search patents in E04F- Granted patents
- 22
- Published applications
- 25
- Assignees
- 17
- Inventors
- 37
- Latest grant
- 24 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 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 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 4 |
| 2021 | 0 | 0 |
| 2022 | 4 | 2 |
| 2023 | 2 | 2 |
| 2024 | 1 | 0 |
| 2025 | 0 | 3 |
By publication year. Applications have been published since 2001.
Recent patents
- Alkoxylated secondary alcohol24 Dec 2024US 12,172,954 B2Arkema France
- Modular deck apparatus9 May 2023US 11,643,815 B2Oliver Technologies, Inc.
- Raking rail panel and bracket system and method21 Mar 2023US 11,608,643 B2Fortress Iron, LP
- Alkoxylated secondary alcohol1 Nov 2022US 11,485,695 B2Arkema France
- System and method for constructing a railing12 Jul 2022US 11,384,561 B2American Fence System, Inc.
- Support structure and method for manufacturing thereof4 Dec 2025US 2025/0369249 A1
- Combination structure of straight bar and cross bar of guardrail20 Mar 2025US 2025/0092682 A1Xia Shin International Co., Ltd.
- Combination structure of straight bar and cross bar of guardrail20 Mar 2025US 2025/0092683 A1Xia Shin International Co., Ltd.
- Raking rail panel and bracket system and method20 Jul 2023US 2023/0228097 A1Fortress Iron, LP
- Alkoxylated secondary alcohol26 Jan 2023US 2023/0024429 A1Arkema France
Most cited
By later US patents
- Guard rail70US 4,027,855 AThe Central Automobile Industry Co., Ltd. · 1977
- Railing system43US 6,752,385 B22004
- Railing assembly with detachable and upgradeable components41US 7,744,065 B2Railing Dynamics, Inc. · 2010
- Hand railing assembly39US 4,805,879 A1989
- Post and railing system38US 6,299,142 B1Dayton Technologies, Inc. · 2001