E04B 2001/1927
Of essentially circular cross section
Official title: {of essentially circular cross section}
E04B2001/1927 (Of essentially circular cross section) appears on 319 US grants and 98 published applications in this corpus.
Search patents in E04B- Granted patents
- 319
- Published applications
- 98
- Assignees
- 129
- Inventors
- 449
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 12 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 3 | 0 |
| 1986 | 16 | 0 |
| 1987 | 24 | 0 |
| 1988 | 8 | 0 |
| 1989 | 20 | 0 |
| 1990 | 17 | 0 |
| 1991 | 23 | 0 |
| 1992 | 14 | 0 |
| 1993 | 10 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 11 | 0 |
| 1997 | 10 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 1 |
| 2002 | 1 | 4 |
| 2003 | 1 | 6 |
| 2004 | 2 | 5 |
| 2005 | 4 | 3 |
| 2006 | 3 | 1 |
| 2007 | 3 | 2 |
| 2008 | 1 | 1 |
| 2009 | 0 | 3 |
| 2010 | 0 | 8 |
| 2011 | 5 | 1 |
| 2012 | 2 | 3 |
| 2013 | 3 | 4 |
| 2014 | 5 | 5 |
| 2015 | 5 | 10 |
| 2016 | 3 | 3 |
| 2017 | 5 | 4 |
| 2018 | 9 | 8 |
| 2019 | 6 | 6 |
| 2020 | 5 | 4 |
| 2021 | 3 | 1 |
| 2022 | 6 | 1 |
| 2023 | 3 | 4 |
| 2024 | 5 | 3 |
| 2025 | 2 | 4 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for providing a truss structure28 Jul 2026US 12,692,693 B2Eagle Technology, LLC
- Shelter and hub system20 May 2025US 12,305,413 B1DLX Enterprises, LLC
- Engineered beam with adjustable angle connection8 Apr 2025US 12,270,193 B2
- Trellis hub for joining elongate spars10 Dec 2024US 12,161,068 B2
- Modular support assembly2 Jul 2024US 12,024,874 B2
- Compliant biomimetic endcap system for tensegrity structure assembly17 Sep 2026US 2026/0275703 A1
- Systems and methods for providing a truss structure28 May 2026US 2026/0146435 A1Eagle Technology, LLC
- Engineered beam with adjustable angle connection19 Mar 2026US 2026/0078576 A1
- Shelter and hub system11 Sep 2025US 2025/0283347 A1DLX Enterprises, LLC
- Scaffolding system comprising inclined posts and spherical clamps1 May 2025US 2025/0135258 A1Berliner Seilfabrik GmbH & Co.
Most cited
By later US patents
- Construction set having clip fasteners127US 4,129,975 AMatrix Toys, Ltd. · 1978
- Hub and strut-endcap assembly for tent frame struts111US 4,637,748 AT. A. Pelsue Company · 1987
- Support and attachment brace98US 4,658,560 A1987
- Hub assembly for collapsible structures63US 4,280,521 A1981
- Connecting apparatus61US 4,637,193 AInterlock Structures International, Inc. · 1987