B01D 19/0431
Containing aromatic rings
Official title: {containing aromatic rings}
B01D19/0431 (Containing aromatic rings) appears on 29 US grants and 28 published applications in this corpus.
Search patents in B01D- Granted patents
- 29
- Published applications
- 28
- Assignees
- 22
- Inventors
- 87
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 2 |
| 2002 | 4 | 2 |
| 2003 | 2 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 4 | 3 |
| 2016 | 1 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 4 |
| 2019 | 1 | 1 |
| 2020 | 2 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 2 | 5 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Compositions and methods for breaking foams and emulsions11 Aug 2026US 12,703,822 B2Chevron U.S.A.Inc.
- Biobased defoamer compositions and methods of preparation thereof11 Mar 2025US 12,246,270 B2Kraton Chemical, LLC
- Defoaming composition11 Mar 2025US 12,247,138 B2Jiangsu Sixin Scientific-Technological Application Research Institute Co., Ltd.
- Fully miscible antifoam formulations14 Jan 2025US 12,195,693 B2The Board of Trustees of the Leland Stanford Junior University
- Oil compound for silicone-based defoaming agents, method for producing same, and defoaming agent containing oil compound for silicone-based defoaming agents5 Nov 2024US 12,134,745 B2Dow Toray Co., Ltd.
- Methods for foam mitigation using anti-foam and de-foaming compositions16 Jul 2026US 2026/0199810 A1Ecolab USA Inc.
- Compositions and methods for reducing foam4 Dec 2025US 2025/0367577 A1Ecolab USA Inc.
- Compositions and methods for breaking foams and emulsions7 Aug 2025US 2025/0250478 A1Chevron Oronite Company LLC
- Defoamer compostion19 Dec 2024US 2024/0416260 A1BASF SE
- Method for preparing a foam control composition in a granular or a powder form21 Mar 2024US 2024/0091673 A1Elkem Silicones USA Corp.
Most cited
By later US patents
- Compositions including ether-capped poly (oxyalkylated) alcohol wetting agents38US 6,686,330 B2The Procter & Gamble Company · 2004
- Defoaming compositions30US 5,827,453 AHenkel Corporation · 1998
- Cross-linked reaction products of alkoxylated alcohols and alkylene glycols19US 5,877,245 AHenkel Corporation · 1999
- Defoaming compositions18US 5,895,605 AHenkel Corporation · 1999
- Alkyl polyglycoside compositions having reduced viscosity and inhibited crystallization15US 6,110,977 AHenkel Corporation · 2000