E03B 3/00
Methods or installations for obtaining or collecting drinking water or tap water
Official title: Methods or installations for obtaining or collecting drinking water or tap water (treatment of water C02F)
E03B3/00 (Methods or installations for obtaining or collecting drinking water or tap water) appears on 892 US grants and 1,056 published applications in this corpus.
Search patents in E03B- Granted patents
- 892
- Published applications
- 1,056
- Assignees
- 507
- Inventors
- 1,790
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 7 | 0 |
| 1980 | 10 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 6 | 0 |
| 1993 | 8 | 0 |
| 1994 | 6 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 6 | 0 |
| 1998 | 13 | 0 |
| 1999 | 7 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 3 |
| 2002 | 11 | 10 |
| 2003 | 17 | 13 |
| 2004 | 14 | 18 |
| 2005 | 12 | 25 |
| 2006 | 12 | 21 |
| 2007 | 8 | 18 |
| 2008 | 16 | 34 |
| 2009 | 12 | 24 |
| 2010 | 15 | 50 |
| 2011 | 22 | 39 |
| 2012 | 18 | 53 |
| 2013 | 20 | 36 |
| 2014 | 31 | 41 |
| 2015 | 27 | 32 |
| 2016 | 33 | 40 |
| 2017 | 29 | 56 |
| 2018 | 36 | 60 |
| 2019 | 51 | 55 |
| 2020 | 54 | 85 |
| 2021 | 50 | 67 |
| 2022 | 64 | 69 |
| 2023 | 54 | 70 |
| 2024 | 61 | 46 |
| 2025 | 58 | 59 |
| 2026 | 15 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E03B 3/28From humid air346
- E03B 3/02From rain-water222
- E03B 3/06From underground217
- E03B 3/04From surface water76
- E03B 3/32Methods or installations for obtaining or collecting drinking water or tap water39
- E03B 3/30From snow or ice9
- E03B 3/40Methods or installations for obtaining or collecting drinking water or tap water6
- E03B 3/38Curbs for springs0
Recent patents
- Liquid collection system15 Sep 2026US 12,735,875 B1Madfunctional LLC
- Pollutant capturer and mobilizer8 Sep 2026US 12,729,640 B2
- Systems and methods for generating water from air using a solar collection and refrigeration systems11 Aug 2026US 12,703,965 B2Source Global, PBC
- Water harvester adsorption enthalpy removal system14 Jul 2026US 12,680,279 B2Water Harvesting, Inc.
- Assessing and remediating well clogging from precipitate, systems, apparatuses, and methods23 Jun 2026US 12,662,903 B1Sevee & Maher Engineers, Inc.
- Water Harvester Adsorption Enthalpy Removal System1 Oct 2026US 2026/0297910 A1Water Harvesting, Inc.
- Systems and methods for generating liquid water from air17 Sep 2026US 2026/0273458 A1Arizona Board of Regents on behalf of Arizona State University
- Apparatus and method correlated therewith for producing water by means of a vapor convection type solar receiver17 Sep 2026US 2026/0275690 A1Akua S.R.L.
- Sustainable dwelling system10 Sep 2026US 2026/0266082 A1K2 Construction LLC
- Method and system for fog harvesting and mist elimination3 Sep 2026US 2026/0258641 A1Northwestern University
Most cited
By later US patents
- Portable, potable water recovery and dispensing apparatus198US 6,182,453 B2Worldwide Water, Inc. · 2001
- Portable, potable water recovery and dispensing apparatus121US 6,058,718 A2000
- Apparatus for the production of freshwater from extremely hot and humid air116US 6,684,648 B2Fakieh Research & Development Center · 2004
- Method for prevention of well fouling109US 5,069,286 AThe Mogul Corporation · 1991
- Production of potable water and freshwater needs for human, animal and plants from hot and humid air105US 6,574,979 B2Fakieh Research & Development · 2003