E03F 1/003
Via underground elongated vaulted elements
Official title: {via underground elongated vaulted elements}
E03F1/003 (Via underground elongated vaulted elements) appears on 164 US grants and 133 published applications in this corpus.
Search patents in E03F- Granted patents
- 164
- Published applications
- 133
- Assignees
- 40
- Inventors
- 150
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 6 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 3 | 4 |
| 2005 | 1 | 7 |
| 2006 | 4 | 2 |
| 2007 | 10 | 9 |
| 2008 | 9 | 4 |
| 2009 | 8 | 4 |
| 2010 | 3 | 6 |
| 2011 | 4 | 10 |
| 2012 | 5 | 1 |
| 2013 | 6 | 2 |
| 2014 | 5 | 2 |
| 2015 | 3 | 3 |
| 2016 | 5 | 9 |
| 2017 | 15 | 7 |
| 2018 | 4 | 9 |
| 2019 | 9 | 2 |
| 2020 | 10 | 11 |
| 2021 | 5 | 5 |
| 2022 | 3 | 5 |
| 2023 | 6 | 11 |
| 2024 | 4 | 5 |
| 2025 | 5 | 3 |
| 2026 | 4 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Leaching chamber with integrated distribution channel16 Jun 2026US 12,655,621 B2Premier Tech Eau Et Environnement LtéE
- Flared end ramp with side tabs2 Jun 2026US 12,644,271 B2Advanced Drainage Systems, Inc.
- Drainage assembly having an end cap and ramp12 May 2026US 12,624,540 B2Advanced Drainage Systems, Inc.
- Low profile asymmetric leaching chamber for onsite wastewater management system24 Mar 2026US 12,584,305 B2Prinsco, Inc.
- Systems and methods for stormwater management9 Dec 2025US 12,492,130 B2Advanced Drainage Systems, Inc.
- Row spacing reduction in stormwater management system24 Sep 2026US 2026/0286675 A1Advanced Drainage Systems, Inc.
- Aggregate reduction in stormwater management system7 May 2026US 2026/0125889 A1Advanced Drainage Systems, Inc.
- Leaching chamber with integrated distribution channel23 Apr 2026US 2026/0110165 A1Premier Tech Eau Et Environnement LtéE
- Modular Stormwater Detention Tank12 Feb 2026US 2026/0043225 A1Decast Ltd.
- Low profile asymmetric leaching chamber for onsite wastewater management system5 Feb 2026US 2026/0035903 A1Prinsco, Inc.
Most cited
By later US patents
- Drainage system97US 5,087,151 A1992
- Leaching system conduit94US 4,759,661 AInfiltrator Systems, Inc. · 1988
- Multi-layered corrugated conduit with "black-eye" like apertures92US 4,523,613 AHancor, Inc. · 1985
- Storm water dispensing system having multiple arches90US 5,890,838 AInfiltrator Systems, Inc. · 1999
- Stormwater dispensing chamber78US 6,361,248 B12002