B03D 1/008
Containing oxygen
Official title: containing oxygen
B03D1/008 (Containing oxygen) appears on 380 US grants and 225 published applications in this corpus.
Search patents in B03D- Granted patents
- 380
- Published applications
- 225
- Assignees
- 222
- Inventors
- 790
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 12 | 0 |
| 1979 | 14 | 0 |
| 1980 | 16 | 0 |
| 1981 | 16 | 0 |
| 1982 | 10 | 0 |
| 1983 | 14 | 0 |
| 1984 | 12 | 0 |
| 1985 | 19 | 0 |
| 1986 | 9 | 0 |
| 1987 | 11 | 0 |
| 1988 | 16 | 0 |
| 1989 | 11 | 0 |
| 1990 | 10 | 0 |
| 1991 | 8 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 3 |
| 2004 | 6 | 4 |
| 2005 | 2 | 9 |
| 2006 | 6 | 7 |
| 2007 | 3 | 7 |
| 2008 | 3 | 6 |
| 2009 | 3 | 10 |
| 2010 | 3 | 10 |
| 2011 | 2 | 6 |
| 2012 | 9 | 8 |
| 2013 | 10 | 6 |
| 2014 | 9 | 7 |
| 2015 | 6 | 11 |
| 2016 | 5 | 9 |
| 2017 | 6 | 8 |
| 2018 | 10 | 11 |
| 2019 | 9 | 6 |
| 2020 | 7 | 10 |
| 2021 | 6 | 18 |
| 2022 | 1 | 14 |
| 2023 | 11 | 14 |
| 2024 | 5 | 15 |
| 2025 | 12 | 7 |
| 2026 | 6 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Enhanced foam fractionation of oil phase from aqueous/oil mixed phase via increased viscoelasticity8 Sep 2026US 12,729,140 B2Ecolab USA Inc.
- Frothing agent for flotation of ores9 Jun 2026US 12,649,159 B2BASF SE
- Frothers for minerals recovery and methods of making and using same19 May 2026US 12,629,698 B2Syensqo SA
- Methods and compositions for processing sulfide ores21 Apr 2026US 12,605,719 B2Ecolab USA Inc.
- Compounds, methods, and systems for benefication of rare earth elements by flotation and gravity concentration10 Mar 2026US 12,569,861 B2Colorado School of Mines
- New frothers for minerals recovery and methods of making and using same17 Sep 2026US 2026/0273546 A1Syensqo SA
- Compositions for lithium beneficiation and methods of use20 Aug 2026US 2026/0241392 A1Ecolab USA Inc.
- Method For Treating Phosphate Ores Containing Heavy Metals By Reverse Flotation13 Aug 2026US 2026/0234747 A1Ocp SA
- Sulfur compositions for froth flotation of ores30 Jul 2026US 2026/0216736 A1Arkema Inc.
- Method for flotation of argillaceous zinc oxide ore with full-size fractions16 Jul 2026US 2026/0199907 A1
Most cited
By later US patents
- Low temperature bitumen recovery process113US 4,946,597 AEsso Resources Canada Limited · 1990
- Light-duty liquid detergent and shampoo compositions72US 4,663,069 AThe Procter & Gamble Company · 1987
- Promoters for froth flotation of coal56US 4,589,980 ASherex Chemical Company, Inc. · 1986
- Foaming surfactant compositions51US 4,599,188 AThe Procter & Gamble Company · 1986
- Foaming surfactant compositions50US 4,536,317 AThe Procter & Gamble Company · 1985