E04F 21/1855
Of elongated elements
Official title: {of elongated elements, e.g. sidings}
E04F21/1855 (Of elongated elements) appears on 133 US grants and 95 published applications in this corpus.
Search patents in E04F- Granted patents
- 133
- Published applications
- 95
- Assignees
- 34
- Inventors
- 211
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 2 |
| 2002 | 9 | 8 |
| 2003 | 5 | 4 |
| 2004 | 6 | 8 |
| 2005 | 6 | 5 |
| 2006 | 3 | 4 |
| 2007 | 7 | 8 |
| 2008 | 2 | 11 |
| 2009 | 8 | 3 |
| 2010 | 2 | 5 |
| 2011 | 2 | 3 |
| 2012 | 1 | 3 |
| 2013 | 1 | 3 |
| 2014 | 2 | 0 |
| 2015 | 1 | 3 |
| 2016 | 2 | 3 |
| 2017 | 1 | 1 |
| 2018 | 5 | 4 |
| 2019 | 3 | 1 |
| 2020 | 6 | 4 |
| 2021 | 3 | 2 |
| 2022 | 5 | 2 |
| 2023 | 2 | 3 |
| 2024 | 2 | 1 |
| 2025 | 1 | 3 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Siding installation apparatus25 Aug 2026US 12,716,251 B2General Tools & Instruments Company LLC
- Template24 Mar 2026US 12,584,318 B2Illinois Tool Works Inc.
- Siding panel with a recessed locking section29 Apr 2025US 12,286,799 B2CertainTeed Corporation
- Cladding installation support10 Dec 2024US 12,163,337 B21947742 Alberta Ltd.
- Crown molding support hanger5 Nov 2024US 12,134,902 B2
- Tool for installation of nickel-gap flat siding product24 Sep 2026US 2026/0286719 A1
- Siding installation apparatus11 Sep 2025US 2025/0283339 A1General Tools & Instruments Company LLC
- Siding guide installation verification tool31 Jul 2025US 2025/0243677 A1
- Siding guide installation verification tool31 Jul 2025US 2025/0243679 A1Ply Gem Industries, Inc.
- Template20 Jun 2024US 2024/0200339 A1Illinois Tool Works Inc.
Most cited
By later US patents
- Universal accent channel66US 6,360,508 B1Crane Plastics Siding LLC · 2002
- Siding holder53US 4,314,429 A1982
- Removable surface coverings48US 5,390,462 APam International Company, Inc. · 1995
- Application of siding, shingles or shakes to a wall structure39US 4,089,141 A1978
- Clip for holding and spacing siding panels38US 4,698,942 A1987