E04G 21/1858
Templates for window or door openings
Official title: {Templates for window or door openings, e.g. in a masonry wall (E04G15/02 takes precedence)}
E04G21/1858 (Templates for window or door openings) appears on 24 US grants and 20 published applications in this corpus.
Search patents in E04G- Granted patents
- 24
- Published applications
- 20
- Assignees
- 7
- Inventors
- 45
- Latest grant
- 24 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 2 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 2 |
| 2010 | 2 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Support brace for window frames in poured concrete walls24 Nov 2020US 10,844,617 B1Monarch Materials Group, Inc.
- Arch-support system10 Mar 2020US 10,584,502 B2Excel Project Management Ltd.
- Formwork for use in the construction of arched structures and method of constructing arched structures28 Nov 2017US 9,828,760 B2Lock-Block Ltd.
- Formwork for use in the construction of arched structures and a method of constructing arched structures1 Nov 2016US 9,481,993 B2Lock-Block Ltd.
- Archway measuring device14 Sep 2010US 7,793,421 B2
- Telescopic Plank and Bracing System for Masonry Openings12 Jun 2025US 2025/0188758 A1
- Horizontal portion of a frame in a stud wall and installation tool therefor10 Dec 2020US 2020/0386005 A1
- Formwork for use in the construction of arched structures and method of constructing arched structures22 Mar 2018US 2018/0080219 A1Lock-Block Ltd.
- Arch-support system15 Mar 2018US 2018/0073261 A1Excel Project Management Ltd.
- Formwork for use in the construction of arched structures and method of constructing arched structures23 Feb 2017US 2017/0051496 A1Lock-Block Ltd.
Most cited
By later US patents
- Frame for a wall opening and methods of assembly and use35US 6,070,375 A2000
- Brace25US 5,253,839 A1993
- Arch forming assembly23US 4,325,207 ACanadian Patents and Development Limited · 1982
- Door frame support system18US 6,976,339 B12005
- Apparatus and method for constructing a masonry header15US 5,537,805 A1996