E01C 23/10
For raising or levelling sunken paving
Official title: for raising or levelling sunken paving; for filling voids under paving; for introducing material into substructure (consolidating soil in general E02D3/12)
E01C23/10 (For raising or levelling sunken paving) appears on 68 US grants and 60 published applications in this corpus.
Search patents in E01C- Granted patents
- 68
- Published applications
- 60
- Assignees
- 33
- Inventors
- 87
- Latest grant
- 14 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 4 |
| 2003 | 5 | 5 |
| 2004 | 4 | 0 |
| 2005 | 2 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 3 | 10 |
| 2015 | 7 | 6 |
| 2016 | 2 | 3 |
| 2017 | 5 | 8 |
| 2018 | 5 | 6 |
| 2019 | 5 | 7 |
| 2020 | 4 | 3 |
| 2021 | 8 | 2 |
| 2022 | 0 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- High-toughness geopolymer grouting material modified by ultra-high weight fibers and emulsified asphalt, preparation and application14 May 2024US 11,981,602 B2Tongji University
- Connection assembly, levelling or lifting system, and method of levelling a slab7 May 2024US 11,976,427 B2Nanyang Technological University
- Method for modifying concrete slab on subsided ground30 May 2023US 11,661,756 B2UPCON Corporation
- Precast concrete panel patch system for repair of continuously reinforced concrete19 Oct 2021US 11,149,384 B2The Fort Miller Co., Inc.
- Method for correcting concrete slab tilting on subsided ground27 Jul 2021US 11,072,895 B2UPCON Corporation
- Slab lifting and leveling system and method22 Feb 2024US 2024/0060251 A1
- High-toughness geopolymer grouting material modified by ultra-high weight fibers and emulsified asphalt, preparation and application20 Jul 2023US 2023/0227361 A1Tongji University
- Construction process for quickly and integrally replacing damaged pavement slab without suspending flights of civil aviation21 Jul 2022US 2022/0228323 A1China Railway Beijing Engineering Group Co., Ltd
- Connection assembly, levelling or lifting system, and method of levelling a slab12 May 2022US 2022/0145553 A1Nanyang Technological University
- Spray gun5 Aug 2021US 2021/0237105 A1
Most cited
By later US patents
- Lifting and leveling assembly for precast concrete slabs and method38US 9,347,232 B12016
- Pavement repair system utilizing solid phase autoregenerative cohesion35US 8,992,118 B22015
- Method for levelling sunken or broken portions of earth-supported floors and slabs33US 4,567,708 A1986
- Method and apparatus for lifting and leveling a concrete panel29US 8,875,471 B22014
- Pavement repair system utilizing solid phase autoregenerative cohesion25US 9,074,328 B12015