E01D 2101/20
Concrete, stone or stone-like material
E01D2101/20 (Concrete, stone or stone-like material) appears on 315 US grants and 186 published applications in this corpus.
Search patents in E01D- Granted patents
- 315
- Published applications
- 186
- Assignees
- 172
- Inventors
- 599
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 7 | 0 |
| 1986 | 12 | 0 |
| 1987 | 14 | 0 |
| 1988 | 1 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 13 | 0 |
| 1998 | 11 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 3 | 2 |
| 2002 | 8 | 3 |
| 2003 | 7 | 7 |
| 2004 | 7 | 4 |
| 2005 | 4 | 6 |
| 2006 | 4 | 8 |
| 2007 | 3 | 12 |
| 2008 | 5 | 8 |
| 2009 | 7 | 6 |
| 2010 | 4 | 6 |
| 2011 | 6 | 5 |
| 2012 | 7 | 5 |
| 2013 | 6 | 3 |
| 2014 | 2 | 2 |
| 2015 | 3 | 5 |
| 2016 | 3 | 4 |
| 2017 | 5 | 3 |
| 2018 | 6 | 7 |
| 2019 | 2 | 8 |
| 2020 | 8 | 13 |
| 2021 | 11 | 17 |
| 2022 | 12 | 13 |
| 2023 | 10 | 14 |
| 2024 | 13 | 13 |
| 2025 | 5 | 7 |
| 2026 | 12 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Viaduct structure29 Sep 2026US 12,747,548 B2
- Structural system for building and civil engineering works and construction method15 Sep 2026US 12,735,889 B2
- Socket assembled arch rib, manufacturing and construction method thereof, and arch bridge1 Sep 2026US 12,723,358 B2Shandong University
- Composite box girder structure and construction method therefor28 Jul 2026US 12,692,674 B2Hunan University
- Boardwalk system7 Jul 2026US 12,674,288 B2Permatrak North America LLC
- Duck Bridge and Method for Using Same1 Oct 2026US 2026/0297870 A1
- Additively manufactured formwork assemblies and sequential cast-in-place methods to create compression-based structures1 Oct 2026US 2026/0297924 A1The Regents of the University of Michigan
- Smart hybrid sealants for concrete cracks and joints, methods of making, and methods of use24 Sep 2026US 2026/0286622 A1
- Method for the manufacture of a bridge made of longitudinal beams and deck slab elements9 Jul 2026US 2026/0193855 A1Kollegger GmbH
- Modular block system for a bearing beam structure28 May 2026US 2026/0146395 A1Redi-Rock International, LLC
Most cited
By later US patents
- Orthogonally composite prefabricated structural slabs75US 4,972,537 A1990
- Truss structure58US 4,282,619 AHavens Steel Company · 1981
- Load bearing concrete panel reconstruction40US 4,991,248 AAllen Research & Development Corp. · 1991
- 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