C02F 5/10
Using organic substances
Official title: using organic substances
C02F5/10 (Using organic substances) appears on 1,432 US grants and 800 published applications in this corpus.
Search patents in C02F- Granted patents
- 1,432
- Published applications
- 800
- Assignees
- 456
- Inventors
- 2,325
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 43 | 0 |
| 1977 | 44 | 0 |
| 1978 | 41 | 0 |
| 1979 | 23 | 0 |
| 1980 | 23 | 0 |
| 1981 | 32 | 0 |
| 1982 | 23 | 0 |
| 1983 | 21 | 0 |
| 1984 | 37 | 0 |
| 1985 | 40 | 0 |
| 1986 | 30 | 0 |
| 1987 | 47 | 0 |
| 1988 | 31 | 0 |
| 1989 | 46 | 0 |
| 1990 | 53 | 0 |
| 1991 | 42 | 0 |
| 1992 | 46 | 0 |
| 1993 | 36 | 0 |
| 1994 | 45 | 0 |
| 1995 | 37 | 0 |
| 1996 | 32 | 0 |
| 1997 | 40 | 0 |
| 1998 | 34 | 0 |
| 1999 | 30 | 0 |
| 2000 | 31 | 0 |
| 2001 | 26 | 4 |
| 2002 | 25 | 18 |
| 2003 | 19 | 27 |
| 2004 | 13 | 23 |
| 2005 | 8 | 19 |
| 2006 | 15 | 15 |
| 2007 | 11 | 36 |
| 2008 | 12 | 24 |
| 2009 | 6 | 28 |
| 2010 | 18 | 35 |
| 2011 | 33 | 37 |
| 2012 | 11 | 35 |
| 2013 | 17 | 41 |
| 2014 | 24 | 40 |
| 2015 | 25 | 44 |
| 2016 | 30 | 38 |
| 2017 | 20 | 35 |
| 2018 | 31 | 34 |
| 2019 | 24 | 25 |
| 2020 | 32 | 40 |
| 2021 | 25 | 41 |
| 2022 | 25 | 30 |
| 2023 | 28 | 40 |
| 2024 | 24 | 31 |
| 2025 | 12 | 32 |
| 2026 | 11 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Aqueous formulation of oil-soluble corrosion inhibitor, and preparation method and regeneration method thereof22 Sep 2026US 12,742,119 B2PetroChina Company Limited
- 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.
- Utilization of an ultra-high pressure reverse osmosis membrane system to treat industrial wastewater or a reverse osmosis reject waste stream8 Oct 2026US 2026/0308017 A1Renovo Resources LLC
- Method of Inhibiting Corrosion of a Metal in an Industrial Water System1 Oct 2026US 2026/0297758 A1Ecolab USA Inc.
- Multifunctional-group modified green scale inhibitor for efficient inhibiting calcium sulfate formation and preparation method and application thereof24 Sep 2026US 2026/0285724 A1Nanjing University
- Water treatment systems and methods10 Sep 2026US 2026/0265104 A1Nuvo Residential, LLC DBA NuvoH2O
- Scale inhibitor composition and methods of using the same for treating scale in a wellbore20 Aug 2026US 2026/0242658 A1Saudi Arabian Oil Company
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
- Polyaspartic acid from maleic acid and ammonia116US 4,839,461 ABayer Aktiengesellschaft · 1989
- 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