E03B 3/40
Methods or installations for obtaining or collecting drinking water or tap water
Official title: Other devices for confining, e.g. trenches, drainage
E03B3/40 (Methods or installations for obtaining or collecting drinking water or tap water) appears on 6 US grants and 10 published applications in this corpus.
Search patents in E03B- Granted patents
- 6
- Published applications
- 10
- Assignees
- 4
- Inventors
- 19
- Latest grant
- 20 Apr 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year.
Recent patents
- Structure for an aquatic space and method for conserving large bodies of water20 Apr 2021US 10,982,400 B2
- Flood water retention assembly5 Nov 2019US 10,465,409 B1
- Systems and methods for gathering water12 Apr 2016US 9,309,653 B2Elwha LLC
- System of water collecting, cleaning, and storing15 Jan 2013US 8,354,021 B2Beijing Rechsand Science & Technology Group Co., Ltd.
- Two-concentric pipe system to heat fluids using the earth's interior thermal energy (deep)13 Nov 2012US 8,307,896 B2
- Structure for an aquatic space and method for conserving large bodies of water27 Feb 2020US 2020/0063388 A1
- Systems and methods for providing a water supply through in-situ water collection23 May 2019US 2019/0153705 A1
- Desert water generation theory and its principle application8 Feb 2018US 2018/0036649 A1
- System for solar and rainwater harvesting in open spaces16 Nov 2017US 2017/0328039 A1
- Systems and methods for gathering water14 Jul 2016US 2016/0201300 A1Elwha LLC
Most cited
By later US patents
- Two-concentric pipe system to heat fluids using the earth's interior thermal energy (deep)17US 8,307,896 B22012
- Structure for an aquatic space and method for conserving large bodies of water11US 10,982,400 B22021
- Flood water retention assembly4US 10,465,409 B12019
- Water-storage and water-purification system1US 8,256,989 B2Luxin (Green Planet) AG · 2012