E04F 2011/187
Lengthwise adjustable
Official title: {lengthwise adjustable, e.g. telescopic}
E04F2011/187 (Lengthwise adjustable) appears on 33 US grants and 25 published applications in this corpus.
Search patents in E04F- Granted patents
- 33
- Published applications
- 25
- Assignees
- 20
- Inventors
- 45
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 1 | 2 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 1 | 2 |
| 2021 | 3 | 0 |
| 2022 | 0 | 5 |
| 2023 | 1 | 0 |
| 2024 | 2 | 2 |
| 2025 | 2 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Length adjustable railing panel with removable upright end rails7 Apr 2026US 12,595,661 B2PrimeSource Building Products, Inc.
- Telescopic hand rail30 Sep 2025US 12,428,851 B2Home Safe Products Ltd
- Platform system29 Apr 2025US 12,286,794 B2Safe Rack LLC
- Patio for recreational vehicles and methods of assembly25 Jun 2024US 12,017,573 B2Morryde International, Inc.
- Modular guardrail system5 Mar 2024US 11,920,354 B2Rex Industrial Co., Ltd.
- Length adjustable railing panel with removable upright end rails16 Jul 2026US 2026/0201703 A1PrimeSource Building Products, Inc.
- Platform system11 Jun 2026US 2026/0160071 A1Safe Rack LLC
- Adjustable grab railing12 Dec 2024US 2024/0410180 A1Carolina Stair Supply, Inc.
- Telescopic hand rail2 May 2024US 2024/0141651 A1Home Safe Products Ltd
- Length adjustable railing panel with removable upright end rails15 Dec 2022US 2022/0396951 A1Fortress Iron, LP
Most cited
By later US patents
- Fence44US 4,074,893 AAdams & Coltrin, Inc. · 1978
- Fence post module36US 5,362,030 A1994
- Arrangement for supporting a railing and the like30US 4,104,000 AGebruder Kommerling Kunststoffwerke GmbH · 1978
- Folding handrail system for telescoping seating systems29US 4,030,255 AUniversal Bleacher Company · 1977
- Continuous post and rail fence27US 6,386,519 B1Priefert Manufacturing Company · 2002