E04B 2/86
Made in permanent forms
Official title: made in permanent forms
E04B2/86 (Made in permanent forms) appears on 710 US grants and 722 published applications in this corpus.
Search patents in E04B- Granted patents
- 710
- Published applications
- 722
- Assignees
- 309
- Inventors
- 1,088
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 8 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 10 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 6 | 0 |
| 1993 | 4 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 15 | 0 |
| 1997 | 21 | 0 |
| 1998 | 30 | 0 |
| 1999 | 18 | 0 |
| 2000 | 13 | 0 |
| 2001 | 32 | 8 |
| 2002 | 16 | 23 |
| 2003 | 20 | 22 |
| 2004 | 15 | 27 |
| 2005 | 12 | 28 |
| 2006 | 17 | 27 |
| 2007 | 7 | 41 |
| 2008 | 10 | 34 |
| 2009 | 5 | 30 |
| 2010 | 19 | 32 |
| 2011 | 12 | 28 |
| 2012 | 20 | 29 |
| 2013 | 29 | 43 |
| 2014 | 33 | 37 |
| 2015 | 41 | 39 |
| 2016 | 19 | 22 |
| 2017 | 18 | 29 |
| 2018 | 16 | 24 |
| 2019 | 29 | 28 |
| 2020 | 20 | 24 |
| 2021 | 16 | 31 |
| 2022 | 17 | 31 |
| 2023 | 19 | 30 |
| 2024 | 25 | 27 |
| 2025 | 18 | 20 |
| 2026 | 12 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 2/8635With ties attached to the inner faces of the forms248
- E04B 2002/867Corner detailsIndexing code213
- E04B 2/8652With ties located in the joints of the forms139
- E04B 2/8611With spacers being embedded in at least one form leaf133
- E04B 2/8647With ties going through the forms123
- E04B 2/8623With spacers and at least one form leaf being monolithic113
- E04B 2002/8676Wall end detailsIndexing code88
- E04B 2002/8688Scaffoldings or removable supports thereforIndexing code80
All 13 subgroupsShow fewer
- E04B 2002/8682Mixed technique using permanent and reusable formsIndexing code43
- E04B 2002/8694With hinged spacers allowing the formwork to be collapsed for transportIndexing code38
- E04B 2/8658Using wire netting, a lattice or the like as form leaves31
- E04B 2/8605Without spacers20
- E04B 2/8664Using flexible material as form leaves8
Recent patents
- Steel plate composite wall panel structures, such as for use in nuclear reactor buildings, and associated systems and methods6 Oct 2026US 12,753,602 B2NuScale Power, LLC
- Construction of ICF walls with integral concrete baseboards and internal conduits for wiring and other uses1 Sep 2026US 12,723,405 B1Godfrey & Company, Innovations LLC
- Shear panel for use in modular construction of buildings18 Aug 2026US 12,709,891 B1Prince Mohammad Bin Fahd University
- Formwork system18 Aug 2026US 12,709,892 B2Apache Industrial Services, Inc.
- Formwork18 Aug 2026US 12,709,893 B2Rise Form Pty Ltd.
- Modular framework substructures with interlocking features, related subassemblies, structures, systems, and methods10 Sep 2026US 2026/0266047 A1
- Modular framework substructures with interlocking features, related subassemblies, structures, systems and methods10 Sep 2026US 2026/0266048 A1
- Structure with double framework made of concrete27 Aug 2026US 2026/0250948 A1
- Insulated concrete form block including utility conduit6 Aug 2026US 2026/0226737 A1
- Systems, Devices, and Methods for Creation of a Concrete Structure using a Form and Bracket21 May 2026US 2026/0139476 A1Precasteel, LLC
Most cited
By later US patents
- Building structures355US 5,247,773 A1993
- Concrete forming system171US 4,889,310 A1989
- Modular building-block form132US 4,884,382 A1989
- Methods and apparatus for computer-assisted spray foam fabrication129US 9,566,742 B2Massachusetts Institute of Technology · 2017
- Universal wall forming system125US 5,570,552 A1996