E02D 31/00
Protective arrangements for foundations or foundation structures
Official title: Protective arrangements for foundations or foundation structures {(protective casings for piles E02D5/60)}; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution (spillage retaining means for tanks B65D90/24)
E02D31/00 (Protective arrangements for foundations or foundation structures) appears on 1,166 US grants and 837 published applications in this corpus.
Search patents in E02D- Granted patents
- 1,166
- Published applications
- 837
- Assignees
- 651
- Inventors
- 1,963
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 10 | 0 |
| 1983 | 1 | 0 |
| 1984 | 13 | 0 |
| 1985 | 21 | 0 |
| 1986 | 16 | 0 |
| 1987 | 23 | 0 |
| 1988 | 19 | 0 |
| 1989 | 28 | 0 |
| 1990 | 37 | 0 |
| 1991 | 26 | 0 |
| 1992 | 39 | 0 |
| 1993 | 32 | 0 |
| 1994 | 32 | 0 |
| 1995 | 33 | 0 |
| 1996 | 34 | 0 |
| 1997 | 20 | 0 |
| 1998 | 48 | 0 |
| 1999 | 33 | 0 |
| 2000 | 19 | 0 |
| 2001 | 29 | 4 |
| 2002 | 13 | 15 |
| 2003 | 24 | 39 |
| 2004 | 19 | 34 |
| 2005 | 15 | 27 |
| 2006 | 19 | 31 |
| 2007 | 11 | 27 |
| 2008 | 5 | 23 |
| 2009 | 9 | 29 |
| 2010 | 10 | 23 |
| 2011 | 17 | 26 |
| 2012 | 17 | 26 |
| 2013 | 22 | 29 |
| 2014 | 28 | 36 |
| 2015 | 32 | 41 |
| 2016 | 31 | 58 |
| 2017 | 45 | 48 |
| 2018 | 44 | 42 |
| 2019 | 45 | 46 |
| 2020 | 36 | 45 |
| 2021 | 34 | 46 |
| 2022 | 21 | 37 |
| 2023 | 35 | 30 |
| 2024 | 36 | 33 |
| 2025 | 24 | 26 |
| 2026 | 19 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E02D 31/02Against ground humidity or ground water405
- E02D 31/002Ground foundation measures for protecting the soil or subsoil water303
- E02D 31/10Against soil pressure or hydraulic pressure127
- E02D 31/06Against corrosion by soil or water90
- E02D 31/008Against entry of noxious gases79
- E02D 31/08Against transmission of vibrations or movements in the foundation soil50
Recent patents
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- Reinforcement and method for operating same14 Jul 2026US 12,680,261 B2Rheinisch-Westfaelische Technische Hochschule (Rwth) Aachen Koerperschaft Des Oeffentlichen Rechts
- Below grade waterproofing membrane8 Oct 2026US 2026/0308866 A1GCP Applied Technologies Inc.
- Duck Bridge and Method for Using Same1 Oct 2026US 2026/0297870 A1
- Drainage pipe24 Sep 2026US 2026/0286642 A1Basement Systems, Inc.
- High sensitivity pressure relief valve for waste gas collection systems20 Aug 2026US 2026/0243363 A1Watershed Geosynthetics LLC
- Geosynthetic sealing membrane13 Aug 2026US 2026/0234893 A1Naue GmbH & Co. KG
Most cited
By later US patents
- Method and system for stent delivery427US 5,242,399 AAdvanced Cardiovascular Systems, Inc. · 1993
- Closed cryogenic barrier for containment of hazardous material migration in the earth329US 4,860,544 AConcept R.K.K. Limited · 1989
- Closed cryogenic barrier for containment of hazardous material migration in the earth328US 4,974,425 AConcept R.K.K. Limited · 1990
- Method and apparatus for containment of hazardous material migration in the earth326US 5,050,386 ARKK, Limited · 1991
- Methods for isolating a water table and for soil remediation228US 5,435,666 AEnvironmental Resources Management, Inc. · 1995