B01D 19/0409
Compounds containing si-atoms
Official title: {compounds containing Si-atoms}
B01D19/0409 (Compounds containing si-atoms) appears on 264 US grants and 173 published applications in this corpus.
Search patents in B01D- Granted patents
- 264
- Published applications
- 173
- Assignees
- 121
- Inventors
- 605
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 9 | 0 |
| 1996 | 9 | 0 |
| 1997 | 13 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 0 |
| 2002 | 3 | 5 |
| 2003 | 5 | 6 |
| 2004 | 1 | 8 |
| 2005 | 4 | 6 |
| 2006 | 3 | 3 |
| 2007 | 4 | 5 |
| 2008 | 1 | 7 |
| 2009 | 2 | 2 |
| 2010 | 3 | 7 |
| 2011 | 5 | 6 |
| 2012 | 3 | 8 |
| 2013 | 8 | 7 |
| 2014 | 4 | 10 |
| 2015 | 7 | 9 |
| 2016 | 8 | 6 |
| 2017 | 5 | 10 |
| 2018 | 6 | 9 |
| 2019 | 4 | 11 |
| 2020 | 14 | 8 |
| 2021 | 3 | 9 |
| 2022 | 8 | 10 |
| 2023 | 6 | 5 |
| 2024 | 8 | 12 |
| 2025 | 5 | 1 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Foam control composition30 Jun 2026US 12,668,758 B2Wacker Chemie AG
- Defoamer active, manufacturing thereof, and deforming formulation30 Sep 2025US 12,427,444 B2W. R. Grace & Co.-Conn.
- Foam control agent16 Sep 2025US 12,415,147 B2Dow Global Technologies LLC
- Silicone-based defoamer composition25 Mar 2025US 12,258,533 B2Dow Toray Co., Ltd.
- Defoaming composition11 Mar 2025US 12,247,138 B2Jiangsu Sixin Scientific-Technological Application Research Institute Co., Ltd.
- Process for condensing oxygenate mixtures11 Jun 2026US 2026/0159467 A1Topsoe A/S
- Application of microcapsules in antifoaming formulations based on silicones and their derivatives, process for preparing microcapsules, and method for reducing foam in oil28 May 2026US 2026/0145100 A1Petroleo Brasileiro S.A. - Petrobras
- Defoaming compositions for detergents26 Feb 2026US 2026/0055341 A1Wacker Chemie AG
- Defoamer formulations containing triacylglycerides22 May 2025US 2025/0163347 A1Wacker Chemie AG
- Defoamer compostion19 Dec 2024US 2024/0416260 A1BASF SE
Most cited
By later US patents
- Process for the silylation of inorganic oxides99US 5,686,054 AWacker Chemie AG · 1997
- Process for the silylation of inorganic oxides78US 5,851,715 AWacker Chemie AG · 1998
- Organopolysiloxanes for defoaming aqueous systems68US 6,858,663 B2Goldschmidt GmbH · 2005
- Antifoam to achieve high conversion in hydroconversion of heavy oils56US 4,969,988 APetro-Canada Inc. · 1990
- Method of producing a silicone defoamer composition54US 4,639,489 ADow Corning Corporation · 1987