C02F 5/14
Containing phosphorus
Official title: containing phosphorus
C02F5/14 (Containing phosphorus) appears on 589 US grants and 239 published applications in this corpus.
Search patents in C02F- Granted patents
- 589
- Published applications
- 239
- Assignees
- 203
- Inventors
- 916
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 20 | 0 |
| 1977 | 26 | 0 |
| 1978 | 23 | 0 |
| 1979 | 11 | 0 |
| 1980 | 10 | 0 |
| 1981 | 21 | 0 |
| 1982 | 15 | 0 |
| 1983 | 12 | 0 |
| 1984 | 14 | 0 |
| 1985 | 18 | 0 |
| 1986 | 17 | 0 |
| 1987 | 16 | 0 |
| 1988 | 12 | 0 |
| 1989 | 23 | 0 |
| 1990 | 23 | 0 |
| 1991 | 25 | 0 |
| 1992 | 26 | 0 |
| 1993 | 17 | 0 |
| 1994 | 21 | 0 |
| 1995 | 27 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 8 | 0 |
| 2001 | 6 | 1 |
| 2002 | 10 | 4 |
| 2003 | 7 | 13 |
| 2004 | 5 | 7 |
| 2005 | 4 | 9 |
| 2006 | 9 | 6 |
| 2007 | 6 | 10 |
| 2008 | 2 | 5 |
| 2009 | 4 | 14 |
| 2010 | 5 | 13 |
| 2011 | 11 | 12 |
| 2012 | 2 | 10 |
| 2013 | 8 | 14 |
| 2014 | 10 | 16 |
| 2015 | 11 | 10 |
| 2016 | 9 | 6 |
| 2017 | 5 | 9 |
| 2018 | 5 | 10 |
| 2019 | 8 | 6 |
| 2020 | 5 | 11 |
| 2021 | 7 | 9 |
| 2022 | 5 | 9 |
| 2023 | 8 | 8 |
| 2024 | 2 | 9 |
| 2025 | 4 | 6 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Extended- and multimodal-release compositions25 Aug 2026US 12,715,801 B2Finoric, LLC
- Method of inhibiting corrosion of a metal in an industrial water system21 Jul 2026US 12,686,929 B2Ecolab USA Inc.
- Functionalized phosphonates, and water-soluble salts and N-oxide derivatives thereof, and method of use thereof as scale inhibitor30 Jun 2026US 12,668,517 B2Dorf Ketal Brasil Ltda, Brazil
- Methods and compositions to reduce azoles and AOX corrosion inhibitors9 Jun 2026US 12,649,675 B2Bl Technologies, Inc.
- Corrosion control compositions and methods of mitigating corrosion24 Mar 2026US 12,584,227 B2Ecolab USA Inc.
- Method of Inhibiting Corrosion of a Metal in an Industrial Water System1 Oct 2026US 2026/0297758 A1Ecolab USA Inc.
- Scale inhibitor composition and methods of using the same for treating scale in a wellbore20 Aug 2026US 2026/0242658 A1Saudi Arabian Oil Company
- Polyalkyl phosphonated polyol ether based scale inhibitors13 Aug 2026US 2026/0234464 A1ChampionX LLC
- Antiscalant Compositions and Methods of Use6 Aug 2026US 2026/0226340 A1Locus Solutions Ipco, LLC
- Fluorescent moiety tagged polymers for use in monitoring cleanliness of mold surfaces25 Jun 2026US 2026/0176771 A1Chemtreat, Inc.
Most cited
By later US patents
- Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers144US 4,640,793 ACalgon Corporation · 1987
- Methods for inhibition of scale in high brine environments123US 5,112,496 APetrolite Corporation · 1992
- Synergistic scale and corrosion inhibiting admixtures containing carboxylic acid/sulfonic acid polymers108US 4,936,987 ACalgon Corporation · 1990
- Water treating process97US 4,209,398 AKurita Water Industries Ltd. · 1980
- Corrosion inhibitors for aqueous systems93US 6,572,789 B1Ondeo Nalco Company · 2003