E04G 11/062
Forms for curved walls
Official title: {Forms for curved walls (E04G11/20 takes precedence)}
E04G11/062 (Forms for curved walls) appears on 78 US grants and 64 published applications in this corpus.
Search patents in E04G- Granted patents
- 78
- Published applications
- 64
- Assignees
- 36
- Inventors
- 94
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 6 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 2 |
| 2016 | 3 | 3 |
| 2017 | 1 | 4 |
| 2018 | 2 | 0 |
| 2019 | 2 | 1 |
| 2020 | 2 | 7 |
| 2021 | 1 | 3 |
| 2022 | 2 | 2 |
| 2023 | 0 | 5 |
| 2024 | 2 | 5 |
| 2025 | 6 | 4 |
| 2026 | 4 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Formwork system18 Aug 2026US 12,709,892 B2Apache Industrial Services, Inc.
- Formwork system12 May 2026US 12,624,548 B2Apache Industrial Services, Inc.
- Formwork panel of a formwork system7 Apr 2026US 12,595,657 B2Apache Industrial Services, Inc.
- Clamp assembly for a formwork system24 Feb 2026US 12,559,939 B2Apache Industrial Services, Inc.
- Climbing wall assemblies16 Dec 2025US 12,497,776 B2Everlast Climbing Industries, Inc.
- Construction of Annular Walls and Roof for Concrete Tanks10 Sep 2026US 2026/0266069 A1
- Climbing wall assemblies12 Mar 2026US 2026/0071429 A1Everlast Climbing Industries, Inc.
- Clamp Assembly for a Formwork System11 Sep 2025US 2025/0283329 A1Apache Industrial Services, Inc.
- Clamp Assembly for a Formwork System26 Jun 2025US 2025/0207389 A1Apache Industrial Holdings, Inc.
- Formwork System20 Mar 2025US 2025/0092673 A1Apache Industrial Services, Inc.
Most cited
By later US patents
- Form support for use in making arched ceiling61US 3,940,105 A1976
- Formwork assembly for a poured concrete structure31US 4,742,985 ARund-Stahl-Bau Gesellschaft m.b.H. · 1988
- Formwork for round or polygonal construction29US 4,729,541 A1988
- Adjustable radius form assembly29US 5,857,300 AGates & Sons, Inc. · 1999
- Apparatus for erecting arcuate walls of concrete or the like28US 4,619,433 A1986