E02D 27/38
Foundations for large tanks
Official title: Foundations for large tanks, e.g. oil tanks
E02D27/38 (Foundations for large tanks) appears on 61 US grants and 59 published applications in this corpus.
Search patents in E02D- Granted patents
- 61
- Published applications
- 59
- Assignees
- 40
- Inventors
- 127
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 2 |
| 2014 | 3 | 4 |
| 2015 | 3 | 10 |
| 2016 | 5 | 4 |
| 2017 | 3 | 3 |
| 2018 | 5 | 3 |
| 2019 | 0 | 2 |
| 2020 | 6 | 3 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 6 | 4 |
| 2024 | 1 | 1 |
| 2025 | 2 | 0 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Tank base2 Dec 2025US 12,486,635 B2
- Composite elevated tank and method of construction8 Apr 2025US 12,270,226 B1Caldwell Tanks, Inc.
- Hydraulic fluid spill over receptacle5 Mar 2024US 11,919,766 B1Northern Wholesale Supply, LLC
- Integral side slope structure of soil covering tank3 Oct 2023US 11,774,041 B2Shandong Chambroad Equipment Manufacture Installation Co., Ltd.
- Fully soil-covered structure of vertical tank body18 Jul 2023US 11,702,277 B2Shandong Chambroad Equipment Manufacture Installation Co., Ltd.
- Tank footing30 Jul 2026US 2026/0218473 A1
- Tank base26 Mar 2026US 2026/0085482 A1Asset Guard Products Inc.
- Ribbed slab foundation for cylindrical refrigerated tanks for liquified gas storage25 Jan 2024US 2024/0026630 A1Technip Energies France
- High conductivity magnesium alloy9 Nov 2023US 2023/0357911 A1Terves, LLC
- Integral side slope structure of soil covering tank15 Jun 2023US 2023/0184379 A1Shandong Chambroad Equipment Manufacture Installation Co., Ltd.
Most cited
By later US patents
- Pipeline ballasting device18US 5,385,430 A1995
- Offshore production and storage facility and method of installing the same17US 5,899,637 AAmerican Oilfield Divers, Inc. · 1999
- Tank base14US 8,734,052 B2Falcon Technologies and Services, Inc. · 2014
- Floating systems and method for storing produced fluids recovered from oil and gas wells12US 5,885,028 AAmerican Oilfield Divers, Inc. · 1999
- Pipeline weight12US 6,220,788 B1762723 Alberta Ltd. · 2001