C11D 1/72
Ethers of polyoxyalkylene glycols
C11D1/72 (Ethers of polyoxyalkylene glycols) appears on 2,986 US grants and 2,355 published applications in this corpus.
Search patents in C11D- Granted patents
- 2,986
- Published applications
- 2,355
- Assignees
- 738
- Inventors
- 5,648
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 34 | 0 |
| 1977 | 20 | 0 |
| 1978 | 29 | 0 |
| 1979 | 21 | 0 |
| 1980 | 33 | 0 |
| 1981 | 37 | 0 |
| 1982 | 26 | 0 |
| 1983 | 25 | 0 |
| 1984 | 32 | 0 |
| 1985 | 32 | 0 |
| 1986 | 22 | 0 |
| 1987 | 23 | 0 |
| 1988 | 30 | 0 |
| 1989 | 38 | 0 |
| 1990 | 35 | 0 |
| 1991 | 26 | 0 |
| 1992 | 28 | 0 |
| 1993 | 43 | 0 |
| 1994 | 53 | 0 |
| 1995 | 88 | 0 |
| 1996 | 100 | 0 |
| 1997 | 71 | 0 |
| 1998 | 128 | 0 |
| 1999 | 174 | 0 |
| 2000 | 130 | 0 |
| 2001 | 122 | 25 |
| 2002 | 124 | 73 |
| 2003 | 92 | 122 |
| 2004 | 71 | 79 |
| 2005 | 53 | 96 |
| 2006 | 52 | 89 |
| 2007 | 50 | 55 |
| 2008 | 43 | 70 |
| 2009 | 43 | 51 |
| 2010 | 38 | 84 |
| 2011 | 52 | 59 |
| 2012 | 49 | 68 |
| 2013 | 41 | 56 |
| 2014 | 44 | 77 |
| 2015 | 59 | 71 |
| 2016 | 43 | 65 |
| 2017 | 56 | 95 |
| 2018 | 54 | 95 |
| 2019 | 65 | 104 |
| 2020 | 66 | 102 |
| 2021 | 76 | 149 |
| 2022 | 95 | 161 |
| 2023 | 83 | 137 |
| 2024 | 84 | 134 |
| 2025 | 93 | 150 |
| 2026 | 60 | 88 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fabric treatment compositions with antioxidants6 Oct 2026US 12,753,365 B2The Procter & Gamble Company
- Efficient surfactant system on plastic and all types of ware29 Sep 2026US 12,747,412 B2Ecolab USA Inc.
- Detergent compositions for machine dishwashing comprising ethoxylated glycerol esters and modified fatty alcohol alkoxylates29 Sep 2026US 12,747,413 B2Clariant International Ltd.
- Biosurfactant based micellar cleansing composition15 Sep 2026US 12,735,656 B2L'oreal
- Stabilized enzymatic detergent compositions15 Sep 2026US 12,735,657 B2Ecolab USA Inc.
- Carbonate inhibiting composition8 Oct 2026US 2026/0308482 A1Nouryon Chemicals International B. V.
- Surfactants for Disinfectant and Laundry Compositions8 Oct 2026US 2026/0308485 A1Arxada AG
- Treatment compositions containing rosins and certain non-ionic surfactants8 Oct 2026US 2026/0308487 A1The Procter & Gamble Company
- Self-adhesive sanitary product comprising alkyl polyglycoside8 Oct 2026US 2026/0308489 A1Henkel AG & Co. KGaA
- Method of laundering fabrics1 Oct 2026US 2026/0297470 A1The Procter & Gamble Company
Most cited
By later US patents
- Mid-chain branched surfactants193US 6,020,303 AThe Procter & Gamble Company · 2000
- Mid-chain branched alkyl sulfate surfactants175US 6,060,443 AThe Procter & Gamble Company · 2000
- Detergent compositions containing selected mid-chain branched surfactants167US 6,326,348 B1The Procter & Gamble Company · 2001
- Condensation products of basic amino acids with copolymerizable compounds and a process for their production162US 6,034,204 ABASF SE · 2000
- Water-soluble packets containing liquid cleaning concentrates155US 6,037,319 ADickler Chemical Laboratories, Inc. · 2000