E04C 3/00
Structural elongated elements designed for load-supporting
Official title: Structural elongated elements designed for load-supporting (as building aids E04G)
E04C3/00 (Structural elongated elements designed for load-supporting) appears on 4,078 US grants and 3,841 published applications in this corpus.
Search patents in E04C- Granted patents
- 4,078
- Published applications
- 3,841
- Assignees
- 1,962
- Inventors
- 6,237
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 40 | 0 |
| 1977 | 49 | 0 |
| 1978 | 34 | 0 |
| 1979 | 18 | 0 |
| 1980 | 27 | 0 |
| 1981 | 28 | 0 |
| 1982 | 35 | 0 |
| 1983 | 33 | 0 |
| 1984 | 43 | 0 |
| 1985 | 45 | 0 |
| 1986 | 47 | 0 |
| 1987 | 60 | 0 |
| 1988 | 31 | 0 |
| 1989 | 29 | 0 |
| 1990 | 39 | 0 |
| 1991 | 35 | 0 |
| 1992 | 42 | 0 |
| 1993 | 40 | 0 |
| 1994 | 50 | 0 |
| 1995 | 61 | 0 |
| 1996 | 73 | 0 |
| 1997 | 83 | 0 |
| 1998 | 88 | 0 |
| 1999 | 85 | 0 |
| 2000 | 100 | 0 |
| 2001 | 117 | 30 |
| 2002 | 112 | 147 |
| 2003 | 94 | 123 |
| 2004 | 86 | 175 |
| 2005 | 67 | 149 |
| 2006 | 61 | 151 |
| 2007 | 49 | 151 |
| 2008 | 44 | 137 |
| 2009 | 57 | 118 |
| 2010 | 98 | 142 |
| 2011 | 78 | 143 |
| 2012 | 93 | 140 |
| 2013 | 110 | 156 |
| 2014 | 156 | 179 |
| 2015 | 139 | 193 |
| 2016 | 159 | 199 |
| 2017 | 163 | 208 |
| 2018 | 175 | 175 |
| 2019 | 175 | 223 |
| 2020 | 175 | 166 |
| 2021 | 150 | 175 |
| 2022 | 118 | 150 |
| 2023 | 132 | 132 |
| 2024 | 118 | 128 |
| 2025 | 98 | 91 |
| 2026 | 39 | 60 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for constructing concrete block structure6 Oct 2026US 12,753,564 B2Yujoo Co., Ltd.
- System and method for maintaining a metal lintel in a masonry wall6 Oct 2026US 12,753,600 B2Craft Pro Masonry Restorations, Inc.
- Purlin construction with water flow system for flat panels22 Sep 2026US 12,742,324 B2
- Wall framing bracket and assembly15 Sep 2026US 12,735,888 B2Etex Australia PTY LTD
- Composite open web beam-joist and method of manufacture15 Sep 2026US 12,735,892 B2B&H Solutions LLC
- Drywall Spacing Joist Hanger8 Oct 2026US 2026/0308903 A1
- Automated systems and methods for truss assemblies in the construction of modular buildings1 Oct 2026US 2026/0295896 A1Buildz, LLC
- Reconfigurable precast concrete construction system1 Oct 2026US 2026/0297942 A1Massachusetts Institute of Technology
- Lightweight structure made of composite materials1 Oct 2026US 2026/0297945 A1
- Truss assembly using metal plates1 Oct 2026US 2026/0299541 A1Simpson Strong-Tie Company, Inc.
Most cited
By later US patents
- Mounting rail212US 5,927,041 AHilti Aktiengesellschaft · 1999
- Manufacture of wooden beams207US 4,738,071 AEzijoin Pty. Ltd. · 1988
- Composite wood beam and method of making same203US 4,501,102 A1985
- Manufacture of wooden beams186US 4,653,242 AEzijoin Pty. Ltd. · 1987
- Stud wall framing construction185US 5,394,665 A1995