E04G 11/38
For plane ceilings of concrete
Official title: for plane ceilings of concrete
E04G11/38 (For plane ceilings of concrete) appears on 122 US grants and 121 published applications in this corpus.
Search patents in E04G- Granted patents
- 122
- Published applications
- 121
- Assignees
- 41
- Inventors
- 133
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 5 |
| 2004 | 1 | 3 |
| 2005 | 2 | 2 |
| 2006 | 0 | 3 |
| 2007 | 0 | 5 |
| 2008 | 1 | 4 |
| 2009 | 3 | 3 |
| 2010 | 2 | 3 |
| 2011 | 3 | 2 |
| 2012 | 2 | 1 |
| 2013 | 0 | 0 |
| 2014 | 3 | 2 |
| 2015 | 2 | 4 |
| 2016 | 1 | 2 |
| 2017 | 3 | 5 |
| 2018 | 6 | 7 |
| 2019 | 8 | 8 |
| 2020 | 9 | 17 |
| 2021 | 9 | 8 |
| 2022 | 10 | 11 |
| 2023 | 12 | 12 |
| 2024 | 9 | 6 |
| 2025 | 9 | 2 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Flying deck-type concrete form installation43US 4,036,466 ASymons Corporation · 1977
- Formwork support system and formwork support prop26US 10,053,875 B1Doka GmbH · 2018
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- Concrete deck forming apparatus and method19US 6,513,785 B1Wall-Ties & Forms, Inc. · 2003