C11D 3/3707
Polyethers
Official title: {Polyethers, e.g. polyalkyleneoxides}
C11D3/3707 (Polyethers) appears on 903 US grants and 973 published applications in this corpus.
Search patents in C11D- Granted patents
- 903
- Published applications
- 973
- Assignees
- 288
- Inventors
- 2,332
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 12 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 7 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 11 | 0 |
| 1993 | 11 | 0 |
| 1994 | 14 | 0 |
| 1995 | 16 | 0 |
| 1996 | 20 | 0 |
| 1997 | 12 | 0 |
| 1998 | 24 | 0 |
| 1999 | 32 | 0 |
| 2000 | 22 | 0 |
| 2001 | 19 | 4 |
| 2002 | 24 | 15 |
| 2003 | 37 | 33 |
| 2004 | 19 | 23 |
| 2005 | 12 | 26 |
| 2006 | 15 | 24 |
| 2007 | 13 | 16 |
| 2008 | 8 | 26 |
| 2009 | 6 | 12 |
| 2010 | 13 | 25 |
| 2011 | 16 | 25 |
| 2012 | 12 | 34 |
| 2013 | 19 | 21 |
| 2014 | 14 | 21 |
| 2015 | 18 | 25 |
| 2016 | 18 | 47 |
| 2017 | 24 | 55 |
| 2018 | 23 | 62 |
| 2019 | 40 | 68 |
| 2020 | 50 | 59 |
| 2021 | 49 | 57 |
| 2022 | 38 | 53 |
| 2023 | 40 | 68 |
| 2024 | 45 | 54 |
| 2025 | 41 | 76 |
| 2026 | 38 | 44 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fabric softener formulation6 Oct 2026US 12,753,371 B2Dow Silicones Corporation
- Cleansing composition6 Oct 2026US 12,753,376 B2Conopco, Inc.
- Ambient moisture-activated hard surface treatment powder comprising a carbonate/persalt/sulfonium or phosphonium salt combination29 Sep 2026US 12,747,417 B2Sterilex, LLC
- Foam formulations22 Sep 2026US 12,742,135 B2Medivators Inc.
- Fabric care agent for color enhancement and brightening and preparation method thereof15 Sep 2026US 12,735,655 B1Guangzhou Joyson Cleaning Products Co., Ltd.
- Dissolvable drinkware cleaning formulation1 Oct 2026US 2026/0297455 A1Savior Products, Inc.
- Laundry sanitizing compositions1 Oct 2026US 2026/0297458 A1Reckitt Benckiser N.V.
- Polymers, aqueous compositions comprising such polymers, and use as laundry detergents1 Oct 2026US 2026/0297462 A1BASF SE
- Liquid laundry detergent with synergistic low temperature detergency blend24 Sep 2026US 2026/0286250 A1
- Dishwashing Detergent Composition24 Sep 2026US 2026/0286253 A1Reckitt Benckiser Finish B.V.
Most cited
By later US patents
- Paper products containing a chemical softening composition170US 5,240,562 AThe Procter & Gamble Company · 1993
- Detergent tablet125US 6,686,328 B1The Procter & Gamble Company · 2004
- Process for making high density detergent agglomerates using an anhydrous powder additive122US 5,486,303 AThe Procter & Gamble Company · 1996
- Cleaning wipes115US 6,340,663 B12002
- Warewashing system containing nonionic surfactant that performs both a cleaning and sheeting function and a method of warewashing111US 5,876,514 AEcolab Inc. · 1999