C07C 43/11
Polyethers containing —o—n units with ≤ 2 n≤ 10
Official title: Polyethers containing —O—(C—C—O—)n units with ≤ 2 n≤ 10
C07C43/11 (Polyethers containing —o—n units with ≤ 2 n≤ 10) appears on 213 US grants and 138 published applications in this corpus.
Search patents in C07C- Granted patents
- 213
- Published applications
- 138
- Assignees
- 117
- Inventors
- 567
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 0 | 3 |
| 2003 | 2 | 0 |
| 2004 | 2 | 8 |
| 2005 | 7 | 4 |
| 2006 | 3 | 4 |
| 2007 | 3 | 6 |
| 2008 | 2 | 2 |
| 2009 | 2 | 2 |
| 2010 | 3 | 12 |
| 2011 | 4 | 6 |
| 2012 | 8 | 8 |
| 2013 | 4 | 12 |
| 2014 | 3 | 7 |
| 2015 | 10 | 3 |
| 2016 | 9 | 10 |
| 2017 | 6 | 5 |
| 2018 | 5 | 7 |
| 2019 | 2 | 1 |
| 2020 | 3 | 4 |
| 2021 | 4 | 8 |
| 2022 | 2 | 5 |
| 2023 | 4 | 8 |
| 2024 | 3 | 5 |
| 2025 | 6 | 4 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Composition with mixed C8-C18 alcohols and surfactants thereof11 Aug 2026US 12,703,827 B2Dow Global Technologies LLC
- Compound, precursor compound thereof, surfactant composition, and detergent composition11 Aug 2026US 12,703,838 B2Kao Corporation
- Compound, precursor compound thereof, surfactant composition, and detergent composition20 Jan 2026US 12,529,010 B2Kao Corporation
- Foam control agent16 Sep 2025US 12,415,147 B2Dow Global Technologies LLC
- Compounds for solubilizing polymers12 Aug 2025US 12,384,737 B2The Board of Trustees of The University of Alabama
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium27 Aug 2026US 2026/0250591 A1Resonac Corporation
- Fluorine-containing ether compound, lubricant for magnetic recording medium, and magnetic recording medium27 Aug 2026US 2026/0250595 A1Resonac Corporation
- Non-ionic surfactant composition for the preparation of aqueous emulsions28 May 2026US 2026/0146202 A1Arkema France
- Low-odor phosphazene catalyst and use thereof30 Apr 2026US 2026/0115705 A1Changhua Chemical Technology Co., Ltd.
- Organosilanes for the treatment of infections2 Oct 2025US 2025/0304604 A1Topikos Scientific, Inc.
Most cited
By later US patents
- Polyoxyalkylene surfactants105US 6,093,856 AThe Procter & Gamble Company · 2000
- Cosmetic, dermo-pharmaceutical or vesicle-containing composition including clycerol-derived compounds93US 5,362,494 AL'oreal · 1994
- Oligonucleotide functionalizing reagents92US 4,914,210 ACetus Corporation · 1990
- Highly branched primary alcohol compositions, and biodegradable detergents made therefrom92US 5,849,960 AShell Oil Company · 1998
- Polyoxyalkylene surfactants85US 6,153,577 AThe Procter & Gamble Company · 2000