E03F 5/0404
With a permanent or temporary filtering device
Official title: {with a permanent or temporary filtering device; Filtering devices specially adapted therefor}
E03F5/0404 (With a permanent or temporary filtering device) appears on 423 US grants and 400 published applications in this corpus.
Search patents in E03F- Granted patents
- 423
- Published applications
- 400
- Assignees
- 155
- Inventors
- 546
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 9 | 0 |
| 1999 | 6 | 0 |
| 2000 | 16 | 0 |
| 2001 | 16 | 3 |
| 2002 | 5 | 15 |
| 2003 | 17 | 14 |
| 2004 | 18 | 20 |
| 2005 | 16 | 21 |
| 2006 | 22 | 27 |
| 2007 | 24 | 12 |
| 2008 | 15 | 33 |
| 2009 | 17 | 23 |
| 2010 | 10 | 12 |
| 2011 | 21 | 18 |
| 2012 | 13 | 15 |
| 2013 | 14 | 24 |
| 2014 | 11 | 27 |
| 2015 | 12 | 8 |
| 2016 | 13 | 12 |
| 2017 | 10 | 22 |
| 2018 | 12 | 9 |
| 2019 | 27 | 17 |
| 2020 | 19 | 12 |
| 2021 | 14 | 13 |
| 2022 | 15 | 20 |
| 2023 | 9 | 4 |
| 2024 | 9 | 11 |
| 2025 | 7 | 6 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Storm water drain filter device18 Aug 2026US 12,709,885 B2
- Storm drain grate and filter apparatus and method2 Jun 2026US 12,644,272 B2Frog Creek Partners, LLC
- Linear drain assembly4 Nov 2025US 12,460,401 B2Kohler Co.
- Stormwater biofiltration system and method15 Jul 2025US 12,359,419 B2StormTree Inc.
- Modular porous swale13 May 2025US 12,297,126 B1The United States of America as represented by the Secretary of the Navy
- Inlet Filter Mat6 Aug 2026US 2026/0226727 A1
- Stormwater drain inserts23 Apr 2026US 2026/0110166 A1New Pig Corporation
- Drainage Structure4 Dec 2025US 2025/0369229 A1
- Automatic retractable screen device for storm drains having curbside openings11 Sep 2025US 2025/0283320 A1Fabco Industries, Inc.
- Inlet Guard24 Apr 2025US 2025/0129591 A1
Most cited
By later US patents