C02F 5/04
Using phosphates
Official title: using phosphates (C02F5/06 takes precedence)
C02F5/04 (Using phosphates) appears on 31 US grants and 30 published applications in this corpus.
Search patents in C02F- Granted patents
- 31
- Published applications
- 30
- Assignees
- 26
- Inventors
- 83
- Latest grant
- 12 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 2 |
| 2002 | 1 | 1 |
| 2003 | 2 | 1 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 1 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 3 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 2 | 3 |
| 2024 | 3 | 2 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Disk filter for preventing scale formation and water treatment apparatus and method using the same12 Nov 2024US 12,139,428 B2Doosan Heavy Industries Construction Co., Ltd
- Systems and methods for desalination of liquids5 Nov 2024US 12,134,571 B2Acquolina Il Mondo, LLC
- Systems and methods for desalination of liquids12 Mar 2024US 11,926,539 B2Acquolina Il Mondo, LLC
- Water treatment device12 Dec 2023US 11,839,840 B2Strauss Water Ltd
- Systems and methods for desalination of liquids28 Nov 2023US 11,827,536 B2Acquolina Il Mondo, LLC
- Systems and methods for desalination of liquids25 Sep 2025US 2025/0296856 A1Acquolina Il Mondo, LLC
- Systems and methods for desalination of liquids27 Jun 2024US 2024/0208842 A1Acquolina Il Mondo, LLC
- Systems and methods for desalination of liquids27 Jun 2024US 2024/0208843 A1Acquolina Il Mondo, LLC
- Method of Inhibiting Corrosion of a Metal in an Industrial Water System28 Dec 2023US 2023/0416128 A1Ecolab USA Inc.
- Systems and methods for desalination of liquids7 Dec 2023US 2023/0391649 A1Acquolina Il Mondo, LLC
Most cited
By later US patents
- Anti-microbial compositions and methods of making and using the same37US 7,422,759 B2K2 Concepts, Inc. · 2008
- Use of control matrix for boiler control27US 6,336,058 B12002
- Use of control matrix for boiler control27US 6,587,753 B2Ondeo Nalco Company · 2003
- Liquid treatment cartridge19US 6,241,884 B12001
- Liquid treatment apparatus17US 6,325,926 B12001