C09K 23/54
Silicon compounds
C09K23/54 (Silicon compounds) appears on 173 US grants and 164 published applications in this corpus.
Search patents in C09K- Granted patents
- 173
- Published applications
- 164
- Assignees
- 109
- Inventors
- 530
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 1 |
| 2002 | 7 | 6 |
| 2003 | 6 | 2 |
| 2004 | 1 | 16 |
| 2005 | 2 | 5 |
| 2006 | 3 | 5 |
| 2007 | 4 | 7 |
| 2008 | 3 | 6 |
| 2009 | 2 | 7 |
| 2010 | 1 | 2 |
| 2011 | 1 | 12 |
| 2012 | 3 | 7 |
| 2013 | 7 | 7 |
| 2014 | 7 | 8 |
| 2015 | 6 | 11 |
| 2016 | 6 | 11 |
| 2017 | 9 | 14 |
| 2018 | 16 | 4 |
| 2019 | 4 | 7 |
| 2020 | 3 | 0 |
| 2021 | 1 | 1 |
| 2022 | 3 | 4 |
| 2023 | 1 | 8 |
| 2024 | 3 | 5 |
| 2025 | 4 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Finely divided aqueous particle-stabilized pickering emulsion and particles produced therefrom30 Jun 2026US 12,668,671 B2Wacker Chemie AG
- Polyalkyleneimine-based polymers containing polyether chains31 Mar 2026US 12,590,183 B2BASF SE
- Coating process3 Mar 2026US 12,564,860 B2Bluescope Steel Limited
- Water-in-silicone emulsion based liquid cleaner30 Dec 2025US 12,509,646 B2W.M. Barr & Company, Inc.
- Fire-fighting foam concentrate with silicone surfactant22 Jul 2025US 12,364,893 B2Tyco Fire Products LP
- Coating process6 Aug 2026US 2026/0225129 A1Bluescope Steel Limited
- Monitoring device for production process of organosilicon surfactant9 Jul 2026US 2026/0192275 A1Jiangsu Hengguang New Material Co., Ltd.
- 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
- Silica sol containing additive, and method for producing same25 Dec 2025US 2025/0388478 A1Nissan Chemical Corporation
- Carboxy group-containing organopolysiloxane, method for manufacturing the carboxy group-containing organopolysiloxane, and surfactant10 Jul 2025US 2025/0223405 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Destructable fluorinated alkoxysilane surfactants and repellent coatings derived therefrom151US 5,274,159 AMinnesota Mining and Manufacturing Company · 1993
- Emulsion compositions comprising a siloxane-oxyalkylene copolymer and an organic surfactant128US 4,122,029 ADow Corning Corporation · 1978
- Surfactant blend of a polyalkleneoxide polysiloxane and an organic compound having a short chain hydrophobic moiety79US 5,558,806 AOSi Specialties, Inc. · 1996
- Particles dispersed w/polymer dispersant having liquid soluble and cross-linkable insoluble segments76US 6,262,152 B1E. I. Du Pont de Nemours and Company · 2001
- Use of polyoxyalkylene-polysiloxane copolymers with silicon-linked, long-chain alkyl radicals as emulsifiers for the preparation of water/oil emulsions72US 4,698,178 ATh. Goldschmidt AG · 1987