E01C 3/00
Foundations for pavings
Official title: Foundations for pavings (specially adapted for playgrounds or sports grounds E01C13/02; foundations in general E02D)
E01C3/00 (Foundations for pavings) appears on 376 US grants and 358 published applications in this corpus.
Search patents in E01C- Granted patents
- 376
- Published applications
- 358
- Assignees
- 239
- Inventors
- 676
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 8 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 11 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 1 |
| 2002 | 7 | 3 |
| 2003 | 4 | 10 |
| 2004 | 6 | 12 |
| 2005 | 5 | 4 |
| 2006 | 7 | 7 |
| 2007 | 9 | 7 |
| 2008 | 2 | 7 |
| 2009 | 1 | 6 |
| 2010 | 3 | 9 |
| 2011 | 2 | 4 |
| 2012 | 9 | 15 |
| 2013 | 11 | 15 |
| 2014 | 23 | 22 |
| 2015 | 15 | 20 |
| 2016 | 16 | 17 |
| 2017 | 15 | 24 |
| 2018 | 14 | 13 |
| 2019 | 21 | 24 |
| 2020 | 20 | 21 |
| 2021 | 12 | 24 |
| 2022 | 11 | 21 |
| 2023 | 17 | 18 |
| 2024 | 26 | 23 |
| 2025 | 20 | 22 |
| 2026 | 17 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E01C 3/06Methods or arrangements for protecting foundations from destructive influences of moisture, frost135
- E01C 3/006Made of prefabricated single units126
- E01C 3/003Foundations for pavings: characterised by material or composition used118
- E01C 3/04Foundations produced by soil stabilisation49
- E01C 3/02Concrete base for bituminous paving0
Recent patents
- Sports field and methods for forming and operating the same29 Sep 2026US 12,746,454 B2Dutchblue World B.V.
- Stackable interlocking structural foam blocks for supporting patios and other hardscape block systems1 Sep 2026US 12,723,356 B2Risi Stone Inc.
- Thermal insulation material from mycelium and forestry byproducts25 Aug 2026US 12,716,049 B2University of Alaska Anchorage
- Multi-axial integral geogrid and methods of making and using same28 Jul 2026US 12,691,630 B2Tensar International Corporation
- Smart sustainable road base system and method of constructing21 Jul 2026US 12,686,975 B1Total Tire Recycling, LLC
- Turf tray27 Aug 2026US 2026/0248079 A1Camitch Enterprises Pty Ltd
- Adjustable roadway support system for railway grade crossing9 Jul 2026US 2026/0193849 A1
- Structure for forming a deck, connecting and alignment method14 May 2026US 2026/0132574 A1Wavin B. V.
- Multi-layered Permeable Paving System19 Mar 2026US 2026/0078552 A1
- Treatment process for the stabilization of soils5 Mar 2026US 2026/0062615 A1Holcim Technology Ltd
Most cited
By later US patents
- Ground surface cover system with flexible interlocking joint for erosion control176US 6,685,391 B1Ackerstein Industries Ltd. · 2004
- Subsurface fluid drainage and storage systems112US 5,848,856 AInvisible Structures, Inc. · 1998
- Method for making a road base material using treated oil and gas waste material104US 6,706,108 B22004
- Disposal method and use of sewage sludge72US 4,028,130 AIU Conversion Systems, Inc. · 1977
- Subsurface fluid drainage and storage systems68US 6,095,718 AInvisible Structures, Inc. · 2000