E04C 5/122
The tensile members are anchored by wedge-action
Official title: {the tensile members are anchored by wedge-action}
E04C5/122 (The tensile members are anchored by wedge-action) appears on 232 US grants and 159 published applications in this corpus.
Search patents in E04C- Granted patents
- 232
- Published applications
- 159
- Assignees
- 97
- Inventors
- 290
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 6 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 1 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 0 |
| 2002 | 5 | 5 |
| 2003 | 6 | 1 |
| 2004 | 2 | 1 |
| 2005 | 1 | 9 |
| 2006 | 1 | 4 |
| 2007 | 2 | 3 |
| 2008 | 2 | 1 |
| 2009 | 1 | 3 |
| 2010 | 13 | 4 |
| 2011 | 7 | 2 |
| 2012 | 6 | 4 |
| 2013 | 0 | 4 |
| 2014 | 3 | 6 |
| 2015 | 9 | 6 |
| 2016 | 6 | 8 |
| 2017 | 8 | 17 |
| 2018 | 14 | 12 |
| 2019 | 10 | 17 |
| 2020 | 15 | 12 |
| 2021 | 16 | 15 |
| 2022 | 8 | 5 |
| 2023 | 9 | 4 |
| 2024 | 9 | 4 |
| 2025 | 3 | 5 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anchor for post tensioned concrete reinforcement7 Jul 2026US 12,674,321 B2Post Tension Services Gujarat LLP “Ptsi”
- Anchorage and prestressed concrete (PC) structure19 May 2026US 12,631,027 B2Sumitomo Electric Industries, Ltd.
- Detensioning system and a method for detensioning a structural element or a tensioning element23 Dec 2025US 12,503,822 B2VSL International AG
- Concrete post-tensioning anchors26 Aug 2025US 12,398,562 B2Ccl Stressing International Ltd
- Portable cutting line18 Feb 2025US 12,226,817 B2
- Anchorage arrangement25 Jun 2026US 2026/0176833 A1DYWIDAG-Systems International GmbH
- Encapsulation system for post tension anchors and tendons18 Jun 2026US 2026/0168246 A1JDH Pacific
- Anchor for use in concrete structure30 Apr 2026US 2026/0117523 A1
- Slab anchor encapsulation assembly26 Mar 2026US 2026/0085520 A1
- Reusable wedge for post-tensioning concrete26 Mar 2026US 2026/0085521 A1
Most cited
By later US patents
- Conical wedges for gripping multi-ply rope or cable112US 3,952,377 A1976
- Apparatus and method for sealing an intermediate anchor of a post-tension anchor system70US 6,381,912 B12002
- Building framing system for post-tensioned modular building structures67US 4,059,931 A1977
- Anchor of a post-tension anchorage system with an improved cap connection62US 6,023,894 A2000
- Post-tensioning anchorages for aggressive environments61US 4,773,198 AContinental Concrete Structures, Inc. · 1988