E04G 23/02
Repairing
Official title: Repairing, e.g. filling cracks; Restoring; Altering; Enlarging {(compositions of filling material C04B; strengthening, widening, repairing of bridges E01D22/00; drying damp layers by temporary mechanical ventilation E04B1/7092)}
E04G23/02 (Repairing) appears on 1,251 US grants and 1,115 published applications in this corpus.
Search patents in E04G- Granted patents
- 1,251
- Published applications
- 1,115
- Assignees
- 615
- Inventors
- 2,150
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 10 | 0 |
| 1983 | 8 | 0 |
| 1984 | 15 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 14 | 0 |
| 1988 | 13 | 0 |
| 1989 | 17 | 0 |
| 1990 | 19 | 0 |
| 1991 | 18 | 0 |
| 1992 | 14 | 0 |
| 1993 | 23 | 0 |
| 1994 | 12 | 0 |
| 1995 | 18 | 0 |
| 1996 | 20 | 0 |
| 1997 | 32 | 0 |
| 1998 | 20 | 0 |
| 1999 | 28 | 0 |
| 2000 | 26 | 0 |
| 2001 | 38 | 8 |
| 2002 | 35 | 31 |
| 2003 | 21 | 25 |
| 2004 | 29 | 31 |
| 2005 | 15 | 40 |
| 2006 | 11 | 41 |
| 2007 | 15 | 26 |
| 2008 | 19 | 31 |
| 2009 | 18 | 41 |
| 2010 | 31 | 30 |
| 2011 | 26 | 37 |
| 2012 | 26 | 32 |
| 2013 | 39 | 41 |
| 2014 | 35 | 50 |
| 2015 | 44 | 69 |
| 2016 | 40 | 67 |
| 2017 | 64 | 72 |
| 2018 | 60 | 74 |
| 2019 | 59 | 56 |
| 2020 | 56 | 61 |
| 2021 | 44 | 52 |
| 2022 | 36 | 57 |
| 2023 | 36 | 36 |
| 2024 | 47 | 45 |
| 2025 | 27 | 29 |
| 2026 | 19 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04G 23/0218Increasing or restoring the load-bearing capacity of building construction elements621
- E04G 23/0203Arrangements for filling cracks or cavities in building constructions393
- E04G 23/0281Repairing or restoring roofing or roof covering75
- E04G 23/0285Repairing or restoring flooring52
- E04G 23/0296Repairing or restoring facades40
- E04G 23/0266Enlarging32
- E04G 23/0288Repairing or restoring floor slabs32
- E04G 23/0277Repairing or restoring window or door frames13
All 10 subgroupsShow fewer
Recent patents
- Construction material repair device and methods of using same15 Sep 2026US 12,735,909 B2
- Micro injection flooring repair assembly and method1 Sep 2026US 12,723,420 B2Red Devil, Inc.
- Roof repair apparatus and method25 Aug 2026US 12,716,252 B2
- System and method for repairing and/or strengthening a porous structure, and unidirectional carbon fiber material for use therewith21 Jul 2026US 12,687,029 B2Stabl-Wall, LLC
- Interlockable wall reinforcement panel, wall reinforcement assembly and method for wall reinforcement21 Jul 2026US 12,687,030 B2B. de Lange Holding B.V.
- Saw blade assembly for a floor milling tool24 Sep 2026US 2026/0284933 A1Husqvarna AB
- Smart hybrid sealants for concrete cracks and joints, methods of making, and methods of use24 Sep 2026US 2026/0286622 A1
- High Tensile Strength Cementitious Matrix For Use In FRCM Systems17 Sep 2026US 2026/0274749 A1Universite Laval
- A Clamping Device, Detensioning System And a Method Thereof For Clamping An Object Such As Structural Elements Or Tensioning Elements17 Sep 2026US 2026/0275736 A1
- Roof tarp system17 Sep 2026US 2026/0275737 A1
Most cited
By later US patents
- Durable, fire resistant, energy absorbing and cost-effective strengthening systems for structural joints and members119US 9,611,667 B2West Virginia University · 2017
- Durable, fire resistant, energy absorbing and cost-effective strengthening systems for structural joints and members117US 10,100,542 B2West Virginia University · 2018
- Method for installing a stanchion on a tile roof and system therefor111US 7,861,485 B12011
- Vertical joint system and associated surface covering system105US 8,806,832 B2Inotec Global Limited · 2014
- Nozzle for injecting a sealant into a crack91US 5,257,486 AAdhesives Technology Corporation 1987 · 1993