B03D 1/0043
Modified so as to contain a polyether group
Official title: {modified so as to contain a polyether group}
B03D1/0043 (Modified so as to contain a polyether group) appears on 89 US grants and 78 published applications in this corpus.
Search patents in B03D- Granted patents
- 89
- Published applications
- 78
- Assignees
- 62
- Inventors
- 221
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 6 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 0 |
| 2009 | 2 | 2 |
| 2010 | 0 | 3 |
| 2011 | 1 | 5 |
| 2012 | 1 | 1 |
| 2013 | 4 | 1 |
| 2014 | 3 | 8 |
| 2015 | 5 | 4 |
| 2016 | 3 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 3 |
| 2019 | 3 | 3 |
| 2020 | 3 | 3 |
| 2021 | 2 | 5 |
| 2022 | 1 | 9 |
| 2023 | 1 | 6 |
| 2024 | 4 | 7 |
| 2025 | 3 | 3 |
| 2026 | 5 | 7 |
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.
- Frothers for minerals recovery27 Jan 2026US 12,533,681 B2Syensqo 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.
- Flotation reagent and application thereof, and method for synchronously recovering fluorite and rare earth from fluorite-type rare earth ores9 Jul 2026US 2026/0192308 A1IMUMR, Chinese Academy of Geological Sciences
- Collector composition for beneficiating carbonaceous phosphate ores19 Mar 2026US 2026/0077364 A1ArrMaz Products Inc.
Most cited
By later US patents
- Promoters for froth flotation of coal56US 4,589,980 ASherex Chemical Company, Inc. · 1986
- Process for the froth flotation of calcium phosphate-containing minerals and flotation agents therefor40US 4,358,368 ABerol Kemi AB · 1982
- Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using36US 4,483,741 AEconomics Laboratory, Inc. · 1984
- Low-foaming, pH sensitive, alkylamine polyether surface active agents and methods for using34US 4,605,773 ADiamond Shamrock Chemicals Company · 1986
- Froth flotation process and collector composition29US 4,211,644 APennwalt Corporation · 1980