E04B 1/32
Arched structures
Official title: Arched structures; Vaulted structures; Folded structures ({E04B1/345 takes precedence;} vaulted roofs E04B7/08)
E04B1/32 (Arched structures) appears on 799 US grants and 510 published applications in this corpus.
Search patents in E04B- Granted patents
- 799
- Published applications
- 510
- Assignees
- 291
- Inventors
- 1,137
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 24 | 0 |
| 1977 | 20 | 0 |
| 1978 | 23 | 0 |
| 1979 | 10 | 0 |
| 1980 | 19 | 0 |
| 1981 | 26 | 0 |
| 1982 | 14 | 0 |
| 1983 | 10 | 0 |
| 1984 | 10 | 0 |
| 1985 | 12 | 0 |
| 1986 | 17 | 0 |
| 1987 | 24 | 0 |
| 1988 | 21 | 0 |
| 1989 | 24 | 0 |
| 1990 | 15 | 0 |
| 1991 | 10 | 0 |
| 1992 | 14 | 0 |
| 1993 | 8 | 0 |
| 1994 | 12 | 0 |
| 1995 | 12 | 0 |
| 1996 | 10 | 0 |
| 1997 | 9 | 0 |
| 1998 | 9 | 0 |
| 1999 | 13 | 0 |
| 2000 | 11 | 0 |
| 2001 | 22 | 1 |
| 2002 | 9 | 10 |
| 2003 | 7 | 16 |
| 2004 | 9 | 14 |
| 2005 | 13 | 11 |
| 2006 | 8 | 8 |
| 2007 | 6 | 14 |
| 2008 | 5 | 16 |
| 2009 | 7 | 26 |
| 2010 | 14 | 19 |
| 2011 | 14 | 15 |
| 2012 | 13 | 20 |
| 2013 | 17 | 12 |
| 2014 | 15 | 20 |
| 2015 | 23 | 28 |
| 2016 | 21 | 21 |
| 2017 | 21 | 33 |
| 2018 | 37 | 44 |
| 2019 | 33 | 33 |
| 2020 | 29 | 22 |
| 2021 | 22 | 38 |
| 2022 | 18 | 27 |
| 2023 | 14 | 22 |
| 2024 | 18 | 20 |
| 2025 | 19 | 13 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 1/3211Structures with a vertical rotation axis or the like424
- E04B 2001/327Comprised of a number of panels or blocs connected together forming aIndexing code336
- E04B 2001/3235Having a grid frameIndexing code327
- E04B 2001/3294With a faceted surfaceIndexing code253
- E04B 1/3205Structures with a longitudinal horizontal axis189
- E04B 2001/3217Auxiliary supporting devices used during erection of the arched structuresIndexing code109
- E04B 2001/3258Comprised entirely of a single self-supporting panelIndexing code87
- E04B 2001/3223Theorical polygonal geometry thereforIndexing code39
All 9 subgroupsShow fewer
Recent patents
- Fastener for arranging a framework with profiled elements curved along pseudo-geodesic curves29 Sep 2026US 12,747,580 B2Ecole Nationale des Ponts et Chaussees
- Structural plates and methods of constructing arch-shaped structures using structural plates28 Jul 2026US 12,692,680 B2Ail International Inc.
- Method of manufacturing a dome made of welded components30 Jun 2026US 12,667,918 B2Rolls-Royce Smr Limited
- Building with heliodynamic architecture28 Apr 2026US 12,612,777 B2Alcer
- Geodesic dome accessories17 Feb 2026US 12,553,230 B2Mandala Domes, LLC
- Tether system for collapsible structure24 Sep 2026US 2026/0286679 A1trac9, LLC
- Easily expandable dome structure and method of manufacturing same10 Sep 2026US 2026/0266042 A1Wisdome House Co., Ltd
- Ventilated structural panels and method of construction with ventilated structural panels6 Aug 2026US 2026/0226740 A1
- Method for constructing building and formwork23 Jul 2026US 2026/0210105 A1Yamagata Chemical Co.,Ltd.
- Building structure and methods of assembly thereof28 May 2026US 2026/0146440 A1
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