C09K 23/46
Ethers of aminoalcohols
C09K23/46 (Ethers of aminoalcohols) appears on 28 US grants and 14 published applications in this corpus.
Search patents in C09K- Granted patents
- 28
- Published applications
- 14
- Assignees
- 26
- Inventors
- 89
- Latest grant
- 25 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon material dispersion25 Feb 2025US 12,237,097 B2Dainichiseika Color & Chemicals Mfg. Co., Ltd.
- Dispersant composition8 Nov 2022US 11,492,501 B2BASF SE
- Oil-in-water emulsions7 Jul 2020US 10,704,003 B2Nouryon Chemicals International B. V.
- Silicone gum emulsions4 Nov 2014US 8,877,293 B2Dow Corning Corporation
- Dispersant and compositions thereof1 May 2012US 8,167,992 B2The Lubrizol Corporation
- Water-soluble polymer comprising hydroxamic acid groups8 Jan 2026US 2026/0008880 A1BASF SE
- Wellbore fluids including emulsifier compositions, and related methods of operating a wellbore and forming the emulsifier compositions10 Jul 2025US 2025/0223497 A1Schlumberger Technology Corporation
- Polyetheralkanol amine dispersants for nanotube materials20 Mar 2025US 2025/0092241 A1Nanocomp Technologies, Inc.
- Microbial glycolipids4 Jul 2024US 2024/0216248 A1Analyticon Discovery GmbH
- Carbon material dispersion6 Jul 2023US 2023/0212343 A1Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Most cited
By later US patents
- Siloxane nonionic blends useful in agriculture41US 6,221,811 B1Crompton Corporation · 2001
- 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
- Mannich condensates of a substituted phenol and an alkylamine containing internal alkoxy groups19US 4,952,732 ATexaco Inc. · 1990
- Perfluorinated surface-active oligomers, process for their preparation and compositions containing these oligomers16US 4,778,675 AL'oreal · 1988