E01D 2101/28
Prestressed
Official title: prestressed
E01D2101/28 (Prestressed) appears on 120 US grants and 55 published applications in this corpus.
Search patents in E01D- Granted patents
- 120
- Published applications
- 55
- Assignees
- 63
- Inventors
- 182
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 10 | 0 |
| 1987 | 10 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 2 | 0 |
| 1997 | 4 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 1 |
| 2003 | 1 | 2 |
| 2004 | 4 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 5 |
| 2007 | 3 | 5 |
| 2008 | 4 | 2 |
| 2009 | 3 | 2 |
| 2010 | 1 | 3 |
| 2011 | 3 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 1 |
| 2014 | 2 | 2 |
| 2015 | 2 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 2 |
| 2020 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 5 |
| 2023 | 2 | 5 |
| 2024 | 6 | 2 |
| 2025 | 2 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Removal-facilitated anchor sealing device for box girder construction26 May 2026US 12,636,813 B2Yantai University
- Assembly type bridge lower structure having socket type elastic duct coupler and method of constructing the same13 Jan 2026US 12,522,989 B2Korea Railroad Research Institute
- Long span post tensioned bridge designs26 Aug 2025US 12,398,520 B2
- Modular slab, slab system, piles and methods of use thereof8 Jul 2025US 12,352,045 B2Junction7 Limited
- Long span bridge designs15 Oct 2024US 12,116,738 B2
- Method for the manufacture of a bridge made of longitudinal beams and deck slab elements9 Jul 2026US 2026/0193855 A1Kollegger GmbH
- Bridge and method for building a bridge15 May 2025US 2025/0154736 A1Echterhoff Expressbruecken GmbH
- Construction method for splicing prefabricated segmental bridges24 Apr 2025US 2025/0129557 A1China Road & Bridge Corporation
- Removal-facilitated anchor sealing device for box girder construction6 Jun 2024US 2024/0181675 A1Yantai University
- Modular Slab, Slab System, Piles and Methods of Use Thereof18 Apr 2024US 2024/0125120 A1Junction7 Limited
Most cited
By later US patents
- Continuous, precast, prestressed concrete bridge deck panel forms, precast parapets, and method of construction39US 4,604,841 A1986
- Road bridge construction with precast concrete modules38US 4,051,570 AHilfiker Pipe Co. · 1977
- Composite structural member with thin deck portion and method of fabricating the same35US 5,978,997 A1999
- Pile supported bridge assembly33US 4,977,636 A1990
- Method for externally reinforcing girders30US 5,671,572 A1997